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GridEditor.vue 43.1 KB
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<template lang="pug">

  div.cell-grid-container
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    q-modal(v-model="modal", minimized, content-css="background-color: #eee; border-radius: .75rem;")
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      grid-editor-editing-cells-mobile
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      //
        q-btn.absolute-top-right.q-ma-sm.bg-dark(@click="handleModal()", round, size="sm", flat)
          q-icon(name="clear")
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    // this needs to stay for adding cells on mobile for whatever reason (strangest bug ever...)
    // FIXME: find the problem and fix it
    .mobile-only.fixed-top-left.q-caption.z-max.hidden
      .bg-red {{ cachedNewCell }}
      .bg-green {{ mobileTempCell }}

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    q-window-resize-observable(@resize="updateGridDimensions")
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    // ------------------------------------------------------------------------------------------ cached new cell helper
    // q-page-sticky.z-top(v-touch-pan="moveCachedCell", v-if="cachedNewCell", position="top-right")
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    //
      .fixed-top-right.z-top(v-touch-pan="moveCachedCell", v-if="cachedNewCell",
      // :style="{top: touch.position.top - 16 - 16 + 'px'}")
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    // .fixed-top.z-top(v-touch-pan="moveCachedCell", v-if="cachedNewCell")
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    #cell-helper.fixed-top.z-top.bg-dark.text-white.transition(:class="{'show': cachedNewCell}")
      q-item.q-px-md.q-py-none.full-height
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        q-item-main
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          | Place new cell
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        q-item-side
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          q-btn.bg-transparent.text-white.on-right(@click.native="clearTempCell()", round, flat,
          :disabled="!mobileTempCell.onGrid")
            q-icon(name="undo")
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          q-btn.bg-transparent.text-white.on-right(@click.native="clearCachedCell()", round, flat)
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            q-icon(name="delete")
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    // ------------------------------------------------------------------------------------------------------------ grid
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      @click="event => {addMobileCell(event)}",
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    div.cell-grid(
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    v-touch-pan="panGrid",
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    @dragenter="handleGridDragOver",
    @dragover="handleGridDragOver",
    @dragleave="handleGridDragEnd",
    @drop="handleGridDrop",
    @contextmenu="handleGridContextMenu",
    :style="gridStyle")
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      // context menu grid (desktop only)
      q-context-menu.desktop-only(ref="gridmenu")
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        q-list(link, separator, no-border, style="min-width: 150px; max-height: 300px;")
          q-item(
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          v-for="action in gridContextMenuActions",
          :key="action.label",
          v-close-overlay,
          @click.native="event => {action.handler(event)}")
            q-item-main(:label="action.label")
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      template(v-if="!resizingGrid")

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        template(v-for="(annotation, index) in annotations")
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          //----- cell
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          .cell-item(
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          v-if="!annotationUIStates[annotation._uuid] || !annotationUIStates[annotation._uuid].beingDragged",
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          v-touch-hold="event => {cellHold(event, annotation)}",
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          draggable="true",
          @click.prevent="event => {handleCellTouch(event, annotation)}",
          @dragstart="event => {handleCellDragStart(event, annotation)}",
          @dragend="event => {handleCellDragEnd(event, annotation)}",
          @contextmenu="handleCellContextMenu",
          :style="getAnnotationStyle(annotation)",
          :class="getAnnotationClasses(annotation._uuid, 'cell-item')",
          :key="`cell-${index}`")

            //----- edit-/close-button
            // TODO: find a more elegant solution
            .desktop-only
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              q-btn.edit-button.absolute-top-right(
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              @click.prevent="event => {handleCellEditClick(event, annotation)}",
              :class="getAnnotationClasses(annotation._uuid, 'editing')",
              style="top: 8px; right: 8px;",
              :icon="annotationUIStates[annotation._uuid].editing ? 'close' : 'edit'", flat, round, size="md"
              )
            .mobile-only
              q-btn.edit-button.absolute.fit.bg-transparent(
              @click.prevent="event => {touchMobileCell(event, annotation)}", flat)
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              // invisible
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              q-btn.absolute-top-left.bg-blue(
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              @click.prevent="event => {handleCellInfoTouch(event, annotation)}", flat, style="opacity: 0") bla
              // @click.prevent="handleModal()", flat, style="opacity: 0") bla
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            //----- selecting cells disabled because it has no use currently
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            // switch with cell component below to re-enable it
            //cell(
              @click.native.prevent="event => {handleCellClick(event, annotation)}", :annotation="annotation", :preview="true")
            cell(
            :annotation="annotation",
            :preview="true"
            )

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            //----- resize-handler (desktop only)
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            .desktop-only.cell-item-resize-handle(
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            draggable="true",
            @dragstart="event => {handleCellResizerDragStart(event, annotation)}",
            @dragend="event => {handleCellResizerDragEnd(event, annotation)}",
            @dragexit="event => {handleCellResizerDragEnd(event, annotation)}")
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              q-icon.q-ma-xs(name="network cell")
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            //----- context menu for cells (desktop only)
            // TODO: needs revision
            q-context-menu.desktop-only
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              q-list(link, separator, no-border, style="min-width: 150px; max-height: 300px;")
                q-item(
                v-for="action in cellContextMenuActions",
                :key="action.label",
                v-close-overlay,
                @click.native="event => {action.handler(event, annotation)}")
                  q-item-main(:label="action.label")
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        //----- temporary cell when pulling a new cell into grid (desktop)
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        template(v-for="(tmpCell, index) in tmpObjects")
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          .cell-item.cell-item-tmp(:style="getAnnotationStyle(tmpCell)", :key="`cell-tmp-${index}`")
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            cell(:cell="tmpCell")

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        //----- temporary cell (mobile)
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        .cell-item.cell-item-tmp-mobile.row.justify-center.items-center(
        v-if="mobileTempCell.show && cachedNewCell", :style="mobileTempCellStyle(mobileTempCell)")
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          cell.absolute-top-left.q-ma-sm(:cell="cachedNewCell")

          q-btn.bg-dark.text-white(v-if="mobileTempCell.button",
          @click="event => {addMobileCell(event)}", round, flat)
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            q-icon(name="check")
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      // ---------------------------------------------------------------------------------------------------------------
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      template(v-else)
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        .cell-item(:style="getAnnotationStyle({x:0,y:0,width:1,height:1})", key="cell-grid-resizer")
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          div.cell-item-resize-handle(
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          draggable="true",
          @dragstart="event => {handleGridResizerDragStart(event)}",
          @dragend="event => {handleGridResizerDragEnd(event)}",
          @dragexit="event => {handleGridResizerDragEnd(event)}")
            q-icon(name="network cell")
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      //template(v-if="!isMobile")
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        .fixed-top-right(style="right:18px; top:68px", v-if="!$store.state.mosys.showSources")
          q-btn(round, color="primary", small, @click="handleGridButtonClickEdit", style="margin-right: 0.5em")
            q-icon(name="add")
          q-btn(round, color="primary", small, @click="$router.push(`/mosys/grids/${$route.params.uuid}`)")
            q-icon(name="remove red eye")
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      //template(v-if="isMobile")
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        .fixed-top-right.q-mt-sm(v-if="!$store.state.mosys.showSources", style="z-index: 10000; padding-top: 3px;")
          q-btn.q-mr-sm(round, color="primary", size="sm", @click="handleGridButtonClickEdit")
            q-icon(name="add")
          q-btn.q-mr-md(round, color="primary", size="sm", @click="$router.push(`/mosys/grids/${$route.params.uuid}`)")
            q-icon(name="remove red eye")
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    // ------------------------------------------------------------------------------------------ edit box (mobile only)
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    //
      q-page-sticky.z-top.backdrop-filter.shadow-1.q-mx-md.q-mb-md.overflow-hidden.round-borders(
      v-if="showEditingCells", position="bottom")
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    //v-if="showEditingCells && isMobile",
    q-page-sticky.q-mx-md.q-mb-md.transition-bottom.backdrop-filter.shadow-3(
    v-if="isMobile",
    :class="[{'leave-bottom' : !carousel.visibility}, {'leave-bottom-full' : !showEditingCells}]",
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    style="border-radius: .5rem;",
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    position="bottom-right")
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      // div(v-if="carousel.visibility")
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      // div(:class="{'hidden': !carousel.visibility}")
      div
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        q-carousel.q-py-sm(ref="carousel", v-model="slide", infinite, @input="getCarouselIcon(index)")
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          //
            q-carousel-slide.q-pa-sm
              .q-px-md
              grid-editor-editing-cells-mobile
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          //----- move
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          q-carousel-slide.q-pa-sm
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            .text-center
              q-btn.edit-cell-button(@click="mobileCellMove(mobileSelectedCell, 0, -1)", round, flat, size="md")
                q-icon.rotate-90(name="keyboard_backspace")
            .text-center
              q-btn.edit-cell-button(@click="mobileCellMove(mobileSelectedCell, -1, 0)", round, flat, size="md")
                q-icon(name="keyboard_backspace")
              q-btn.invisible.text-dark(round, flat, size="md")
                q-icon.flip-vertical(name="photo_size_select_small")
              q-btn.edit-cell-button(@click="mobileCellMove(mobileSelectedCell, 1, 0)", round, flat, size="md")
                q-icon.rotate-180(name="keyboard_backspace")
            .text-center
              q-btn.edit-cell-button(@click="mobileCellMove(mobileSelectedCell, 0, 1)", round, flat, size="md")
                q-icon.rotate-270(name="keyboard_backspace")

          //----- resize
          q-carousel-slide.q-pa-sm
            .text-center
              q-btn.edit-cell-button(@click="mobileCellResize(mobileSelectedCell, 0, -1)", round, flat, size="md")
                q-icon(name="remove")
            .text-center
              q-btn.edit-cell-button(@click="mobileCellResize(mobileSelectedCell, -1, 0)", round, flat, size="md")
                q-icon(name="remove")
              q-btn.invisible.text-dark(round, flat, size="md")
                q-icon.rotate-45(name="zoom_out_map")
              q-btn.edit-cell-button(@click="mobileCellResize(mobileSelectedCell, 1, 0)", round, flat, size="md")
                q-icon(name="add")
            .text-center
              q-btn.edit-cell-button(@click="mobileCellResize(mobileSelectedCell, 0, 1)", round, flat, size="md")
                q-icon(name="add")

          //----- delete
          q-carousel-slide.q-pa-sm.text-center
            .row.text-dark.items-center.full-height
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              .col.q-pl-xl.self-center
                q-btn.edit-cell-button(
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                @click="event => {handleCellContextMenuDelete(event, mobileSelectedCell)}",
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                flat, round, size="lg")
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                  q-icon(name="delete")
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              .col.q-pr-xl.self-center
                q-btn.edit-cell-button(
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                @click.prevent="handleModal()",
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                flat, round, size="lg")
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                  q-icon(name="edit")

        //----- button: minimize carousel
        q-btn.absolute-top-right(
          @click="carouselVisibility()",
          flat, no-ripple)
          q-icon(name="clear")
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      //----- button: maximize carousel
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        q-btn.backdrop-filter.shadow-1.text-dark(
        v-if="!carousel.visibility",
        @click="carouselVisibility()",
        flat, no-ripple, round)
          // q-icon(:name="carousel.icon", :class="{'flip-vertical': carousel.icon === 'photo_size_select_small'}")
          q-icon(name="more_horiz")
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    // ------------------------------
    //----- not used at the moment
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    q-page-sticky.z-top.q-mb-md.backdrop-filter.shadow-1.q-mx-md.overflow-hidden.round-borders.hidden(
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    v-if="showEditingCells", position="bottom-right")
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      div.full-width

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        //----- "edit content"-buttons
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        div#edit-content-mobile(v-if="editMode === 'edit'")
          grid-editor-editing-cells-mobile

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        //----- "move"-buttons
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        div(v-if="editMode === 'move'", :class="{'q-pa-md' : editMode}")
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          .text-center
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            q-btn.edit-cell-button(@click="mobileCellMove(mobileSelectedCell, 0, -1)", round, flat, size="md")
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              q-icon.rotate-90(name="keyboard_backspace")
          .text-center
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            q-btn.edit-cell-button(@click="mobileCellMove(mobileSelectedCell, -1, 0)", round, flat, size="md")
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              q-icon(name="keyboard_backspace")
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            q-btn.invisible.text-dark(round, flat, size="md")
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              q-icon.flip-vertical(name="photo_size_select_small")
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            q-btn.edit-cell-button(@click="mobileCellMove(mobileSelectedCell, 1, 0)", round, flat, size="md")
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              q-icon.rotate-180(name="keyboard_backspace")
          .text-center
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            q-btn.edit-cell-button(@click="mobileCellMove(mobileSelectedCell, 0, 1)", round, flat, size="md")
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              q-icon.rotate-270(name="keyboard_backspace")

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        //----- "resize"-buttons
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        div(v-if="editMode === 'resize'", :class="{'q-pa-md' : editMode}")
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          .text-center
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            q-btn.edit-cell-button(@click="mobileCellResize(mobileSelectedCell, 0, -1)", round, flat, size="md")
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              q-icon(name="remove")
          .text-center
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            q-btn.edit-cell-button(@click="mobileCellResize(mobileSelectedCell, -1, 0)", round, flat, size="md")
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              q-icon(name="remove")
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            q-btn.invisible.text-dark(round, flat, size="md")
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              q-icon.rotate-45(name="zoom_out_map")
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            q-btn.edit-cell-button(@click="mobileCellResize(mobileSelectedCell, 1, 0)", round, flat, size="md")
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              q-icon(name="add")
          .text-center
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            q-btn.edit-cell-button(@click="mobileCellResize(mobileSelectedCell, 0, 1)", round, flat, size="md")
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              q-icon(name="add")

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        //----- "delete"-button
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        div(v-if="editMode === 'delete'", :class="{'q-pa-md' : editMode}")
          .text-center
            .text-dark
              | {{ $t('labels.delete_cell') }}
            .q-mt-md
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              q-btn.edit-cell-button(@click="event => {handleCellContextMenuDelete(event, mobileSelectedCell)}",
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              flat, round, size="md")
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                q-icon(name="check")

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      div.row.text-center.text-dark.round-borders.full-width
        .col
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          q-btn.full-width(@click="setEditMode('edit')", :class="{'edit-cell-button' : editMode === 'edit'}", flat, no-ripple)
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            q-icon(name="edit")
        .col
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          q-btn.full-width(@click="setEditMode('resize')", :class="{'edit-cell-button' : editMode === 'resize'}", flat, no-ripple)
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            q-icon.flip-vertical(name="photo_size_select_small")
        .col
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          q-btn.full-width(@click="setEditMode('move')", :class="{'edit-cell-button' : editMode === 'move'}", flat, no-ripple)
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            q-icon(name="open_with")
        .col
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          q-btn.full-width(@click="setEditMode('delete')", :class="{'edit-cell-button' : editMode === 'delete'}", flat, no-ripple)
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            q-icon(name="delete")

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</template>

<script>
  import Cell from './Cell'
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  import { userHasFeature } from 'mbjs-quasar/src/lib'
  import { mapGetters } from 'vuex'
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  import GridEditorEditingCellsMobile from './/GridEditorEditingCellsMobile'
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  const nullImage = new Image()
  nullImage.src = 'data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw=='

  export default {
    components: {
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      Cell,
      GridEditorEditingCellsMobile
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    },
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    props: ['gridUuid', 'tabsAreOpen'],
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    data () {
      return {
        gridContextMenuActions: {
          insert_column_left: {
            label: 'Insert Column Left',
            handler: this.handleGridContextMenuInsertColumnLeft
          },
          delete_column: {
            label: 'Delete Column',
            handler: this.handleGridContextMenuDeleteColumn
          },
          insert_row_above: {
            label: 'Insert Row Above',
            handler: this.handleGridContextMenuInsertRowAbove
          },
          delete_row: {
            label: 'Delete Row',
            handler: this.handleGridContextMenuDeleteRow
          },
          edit_grid_dimensions: {
            label: 'Change Grid',
            handler: () => { this.resizingGrid = !this.resizingGrid }
          }
        },
        grid: undefined,
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        annotations: undefined,
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        tmpObjects: [],
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        annotationUIStates: {},
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        gridDimensions: { gridWidth: 0, gridHeight: 0, cellWidth: 0, cellHeight: 0 },
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        contextMenuClickPosition: {},
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        resizingGrid: false,
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        mobileSelectedCell: undefined,
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        touch: {position: {top: undefined, left: undefined}},
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        isMobile: this.$q.platform.is.mobile,
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        mobileTempCell: {x: 0, y: 0, width: 1, height: 1, show: false, onGrid: false, button: false},
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        slide: undefined,
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        modal: false,
        carousel: {visibility: true, icon: 'open_with', slide: 0}
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      }
    },
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    computed: {
      ...mapGetters({
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        cachedNewCell: 'mosys/getNewCell',
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        user: 'auth/getUserState',
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        // isMobile: 'globalSettings/getIsMobile',
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        // editingCells: 'mosys/getEditingCells'
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        showEditingCells: 'mosys/getShowEditingCells',
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        scrollPositionCache: 'mosys/getScrollPositionCache',
        editMode: 'mosys/getEditMode'
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      }),
      cellContextMenuActions () {
        const actions = {
          delete: {
            label: 'Delete',
            handler: this.handleCellContextMenuDelete
          },
          insert_column_left: {
            label: 'Insert Column Left',
            handler: this.handleGridContextMenuInsertColumnLeft
          },
          insert_row_above: {
            label: 'Insert Row Above',
            handler: this.handleGridContextMenuInsertRowAbove
          }
        }
        if (userHasFeature(this.user, 'cssediting')) {
          actions.edit_css_classname = {
            label: 'Edit CSS class name',
            handler: this.handleCellContextMenuEditCSS
          }
        }
        return actions
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      },
      gridStyle () {
        if (!this.gridDimensions || !this.gridDimensions.full) return {}
        // TODO: fix mobile grid editor view
        const cell = this.gridDimensions.full.cell
        return {
          width: `${this.gridDimensions.full.width}px`,
          height: '100%',
          'grid-auto-columns': `${cell.width}px`,
          'grid-auto-rows': `${cell.height}px`,
          'background-image': `url("data:image/svg+xml;utf8,` +
            `<svg xmlns='http://www.w3.org/2000/svg' width='100%' height='100%'><defs>` +
            `<pattern id='smallGrid' width='${cell.width}' height='${cell.height}' patternUnits='userSpaceOnUse'>` +
            `<path d='M ${cell.width} 0 L 0 0 0 ${cell.height}' fill='none' stroke='gray' stroke-width='0.5'/>` +
            `</pattern></defs><rect width='100%' height='100%' fill='url(%23smallGrid)' /></svg>")`
        }
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      }
    },
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    async mounted () {
      await this.fetchData()
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      this.resetScrollPosition()
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    },
    watch: {
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      slide (val) {
        let icon
        switch (val) {
        case 0:
          icon = 'open_with'
          break
        case 1:
          icon = 'photo_size_select_small'
          break
        case 2:
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          icon = 'more_horiz'
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          break
        default:
          icon = 'open_with'
          break
        }
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        // this.carousel.slide = val
        // this.carousel.icon = icon
        this.carousel = {slide: val, icon: icon, visibility: this.carousel.visibility}
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      },
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      annotations () {
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        this.updateAnnotationUIStates()
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      },
      gridMetadata () {
        this.updateGridDimensions()
      },
      async gridUuid () {
        await this.fetchData()
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      },
      showEditingCells (val) {
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        // console.log('show editing cells', val)
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        if (val === false) {
          this.updateAnnotationUIStates()
        }
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      },
      tabsAreOpen () {
        this.resetScrollPosition()
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      }
    },
    methods: {
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      clearCachedCell () {
        this.$store.commit('mosys/cacheNewCell', undefined)
        this.clearTempCell()
      },
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      handleCellInfoTouch (event, annotation) {
        this.touchMobileCell(event, annotation)
        this.handleModal()
      },
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      getCarouselIcon (val) {
        console.log(val)
      },
      carouselVisibility () {
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        console.log(this.carousel.slide)
        if (this.$refs.carousel) {
          this.$refs.carousel.goToSlide(this.carousel.slide)
        }
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        this.carousel.visibility = !this.carousel.visibility
      },
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      handleModal () {
        this.modal = !this.modal
      },
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      clearTempCell () {
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        this.mobileTempCell = {x: undefined, y: undefined, width: undefined, height: undefined, onGrid: false, button: false}
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      },
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      panGrid (obj) {
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        if (this.cachedNewCell && !this.mobileTempCell.onGrid) {
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          // console.log('hhhhhhhhhhhhhhhhh', obj)
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          let res = this.getGridPositionForEvent(obj)

          if (obj.isFirst) {
            this.mobileTempCell.show = true
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            this.mobileTempCell.button = false
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            this.mobileTempCell.x = res.x
            this.mobileTempCell.y = res.y
          }

          this.mobileTempCell.width = res.x - this.mobileTempCell.x + 1
          this.mobileTempCell.height = res.y - this.mobileTempCell.y + 1

          if (obj.isFinal) {
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            this.mobileTempCell.onGrid = true
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            this.mobileTempCell.button = true
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            // this.addMobileCell(obj)
            // this.mobileTempCell.show = false
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          }
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        }
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      },
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      async cellHold (event, annotation) {
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        this.$store.commit('mosys/setEditingCells', '')

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        this.$q.notify({
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          message: 'Copied.',
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          color: 'dark',
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          textColor: 'white',
          position: 'bottom-right'
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        })

        const _cell = await this.$store.dispatch('cells/get', annotation.body.source.id)
        const resourceCell = {
          data: { content: '' },
          config: {},
          component: _cell.component
        }
        this.$store.commit('mosys/cacheNewCell', resourceCell)
      },
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      moveCachedCell (obj) {
        this.touch.position = {top: obj.position.top, left: obj.position.left}
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        /*
        if (obj.isFinal) {
          console.log(obj.isFinal)
          console.log(window.event)
          console.log(this.touch.position)
          console.log('--->->->', this.getGridPositionForEvent(event))
        }
        */
        // console.log('--->>>', this.getGridPositionForEvent(event))
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      },
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      addMobileCell (event) {
        // console.log('addMobileCell()', event, annotation)
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        if (this.cachedNewCell) {
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          this.handleGridDrop(event)
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          this.$store.commit('mosys/cacheNewCell', undefined)
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          this.$q.notify({
            message: 'Cell was added.',
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            color: 'green-13',
            position: 'bottom-left'
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          })
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        }
      },
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      touchMobileCell (event, cell) {
        Object.keys(this.annotationUIStates).filter((k) => {
          if (k === cell._uuid && this.annotationUIStates[k].editing) console.log(k, cell._uuid)
          else this.annotationUIStates[k].editing = false
        })
        this.annotationUIStates[cell._uuid].editing = !this.annotationUIStates[cell._uuid].editing
        this.updateEditingCells()
        this.$root.$emit('mosys_saveScrollPosition')
        // this.handleCellEditClick(event, annotation)
      },
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      handleCellTouch (event, annotation) {
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        if (!this.cachedNewCell) {
          console.log(event, annotation)
          this.mobileSelectedCell = annotation
        }
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      },
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      async mobileCellMove (annotation, _x, _y) {
        let
          parsed = annotation.target.selector.parse(),
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          sliced = parsed.xywh.slice(0, 4),
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          x = sliced[0],
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          y = sliced[1],
          w = sliced[2],
          h = sliced[3]

        // ----- x
        if (_x === -1) if (x > 1) x += _x
        if (_x === 1 && x < this.grid.config.columns - w + 1) x += _x

        // ----- y
        if (_y === -1) if (y > 1) y += _y
        if (_y === 1 && y < this.grid.config.rows - h + 1) y += _y

        // x += _x
        // y += _y

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        let target = this.grid.get2DArea([x, y], parsed.xywh.slice(2))
        annotation.target.selector.value = target.selector.value
        await this.$store.dispatch('annotations/patch', [annotation.id, {
          target: {
            selector: { value: target.selector.value }
          }
        }])
      },
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      async mobileCellResize (annotation, _w, _h) {
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        let
          parsed = annotation.target.selector.parse(),
          [x, y, w, h] = parsed.xywh
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        // ----- w
        if (_w === -1) if (w > 1) w += _w
        if (_w === 1 && x < this.grid.config.columns - w + 1) w += _w

        // ----- h
        if (_h === -1) if (h > 1) h += _h
        if (_h === 1 && y < this.grid.config.rows - h + 1) h += _h

        // w += _w
        // h += _h

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        const value = { xywh: [x, y, w, h] }
        annotation.target.selector.value = value

        await this.$store.dispatch('annotations/patch', [annotation.id, { target: { selector: { value } } }])
      },
      setEditMode (mode) {
        this.$store.commit('mosys/setEditMode', mode)
      },
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      //
      // DATA
      //

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      async fetchData () {
        if (this.gridUuid) {
          this.grid = await this.$store.dispatch('maps/get', this.gridUuid)
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          if (!Object.keys(this.grid.config).length) {
            this.grid.config = {
              columns: 10,
              rows: 6,
              ratio: 16 / 9.0
            }
            await this.updateGridMetadataStore()
          }
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          this.updateGridDimensions()
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          const { items } = await this.$store.dispatch('annotations/find', {
            'target.id': this.grid.id,
            'body.purpose': 'linking',
            'body.type': 'Cell'
          })
          this.annotations = items
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        }
      },
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      async updateGridMetadataStore () {
        await this.$store.dispatch('maps/patch', [this.grid.id, { config: this.grid.config }])
        this.updateGridDimensions()
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      },
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      updateSelectedCells () {
        const _this = this
        let selectedCells = Object.keys(this.annotationUIStates).filter(k => {
          return _this.annotationUIStates[k].selected
        }).map(k => {
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          // return _this.cells.find(c => c._uuid === k)
          return _this.annotations.find(c => c._uuid === k)
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        })
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        console.log('wwww', selectedCells)
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        this.$store.commit('mosys/setSelectedCells', selectedCells)
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      },
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      updateEditingCells () {
        const _this = this
        let editingCells = Object.keys(this.annotationUIStates).filter(k => {
          return _this.annotationUIStates[k].editing
        }).map(k => {
          // return _this.cells.find(c => c._uuid === k)
          return _this.annotations.find(c => c._uuid === k)
        })
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        /*
        console.log('this.annotationUIStates: ', this.annotationUIStates)
        console.log('editingCells: ', editingCells)
        if (this.isMobile) {
          console.log('MOBILE')
        }
        */
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        this.$store.commit('mosys/setEditingCells', editingCells)
      },
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      updateAnnotationUIStates () {
        let newAnnotationUIStates = {}
        this.annotations.forEach(a => {
          newAnnotationUIStates[a._uuid] = {
            selected: false,
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            editing: false,
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            beingResized: false,
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            beginDragged: false,
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            annotation: a
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          }
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        })
        this.annotationUIStates = newAnnotationUIStates
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        this.updateSelectedCells()
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        this.updateEditingCells()
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      },
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      //
      // GRID DRAG & DROP HANDLERS
      //

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      async handleGridDragOver (event) {
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        let _this = this
        if (this.resizingGrid) {
          const position = this.getGridPositionForEvent(event)
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          this.grid.config.ratio = position.ox / (position.oy * 1.0)
          await this.updateGridMetadataStore()
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        }
        else {
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          let annotation = this.annotations.filter(annotation => {
            if (!_this.annotationUIStates[annotation._uuid]) return false
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            return _this.annotationUIStates[annotation._uuid].beingDragged ||
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              _this.annotationUIStates[annotation._uuid].beingResized
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          }).shift()
          let offset, position
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          if (!annotation) {
            annotation = {
              target: this.grid.get2DArea([1, 1], [1, 1])
            }
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            position = this.getGridPositionForEvent(event)
          }
          else {
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            offset = this.annotationUIStates[annotation._uuid].draggingOffset
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            position = this.getGridPositionForEvent(event, offset)
          }
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          if (!this.tmpObjects.length) this.tmpObjects.push(annotation)
          const parsed = annotation.target.selector.parse()
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          if (event.dataTransfer.types.includes('text/plain')) {
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            parsed.xywh[0] = position.x
            parsed.xywh[1] = position.y
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            event.preventDefault()
          }
          else {
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            parsed.xywh[2] = Math.max(1, 1 + position.x - parsed.xywh[0])
            parsed.xywh[3] = Math.max(1, 1 + position.y - parsed.xywh[1])
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          }
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          annotation.target.selector.value = parsed
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        }
      },
      handleGridDragEnd () {
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        this.tmpObjects = []
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      },
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      async handleGridDrop (event) {
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        let dropData
        if (event.dataTransfer) dropData = event.dataTransfer.getData('text/plain')
        if (!dropData) dropData = JSON.stringify(this.cachedNewCell)
        // console.log('handleGridDrop - event', event)
        // console.log('handleGridDrop - dropData', dropData)
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        if (dropData) {
          dropData = JSON.parse(dropData)
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          let annotation = this.annotations.find(a => a.id === dropData.id)
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          const { x, y } = this.getGridPositionForEvent(
            event,
            annotation ? this.annotationUIStates[annotation._uuid].draggingOffset : undefined
          )
          if (annotation) {
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            const
              parsed = annotation.target.selector.parse(),
              target = this.grid.get2DArea([x, y], parsed.xywh.slice(2))
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            annotation.target.selector.value = target.selector.value
            await this.$store.dispatch('annotations/patch', [annotation.id, {
              target: {
                selector: { value: target.selector.value }
              }
            }])
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          }
          else {
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            if (this.mobileTempCell.x) console.log('this.mobileTempCell', this.mobileTempCell)
            let test = this.grid.get2DArea([this.mobileTempCell.x, this.mobileTempCell.y], [this.mobileTempCell.width, this.mobileTempCell.height])
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            const
              { data, config, component } = dropData,
              cell = await this.$store.dispatch('cells/post', { data, config, component })
            annotation = await this.$store.dispatch('annotations/post', {
              body: {
                type: 'Cell',
                purpose: 'linking',
                source: {
                  id: cell.id
                }
              },
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              // target: this.grid.get2DArea([x, y], [1, 1])
              target: test
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            })
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            this.annotations.push(annotation)
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            this.updateAnnotationUIStates()
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          }
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          this.tmpObjects = []
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          event.preventDefault()
        }
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        this.clearTempCell()
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      },
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      //
      // CELL DRAG & DROP HANDLERS
      //
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      handleCellEditClick (event, cell) {
        this.annotationUIStates[cell._uuid].editing = !this.annotationUIStates[cell._uuid].editing
        this.updateEditingCells()
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        this.$root.$emit('mosys_saveScrollPosition')
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      },
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      handleCellClick (event, cell) {
        this.annotationUIStates[cell._uuid].selected = !this.annotationUIStates[cell._uuid].selected
        this.updateSelectedCells()
      },
      handleCellDragStart (event, annotation) {
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        console.log('§§§§§§§§', annotation)
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        if (!this.isMobile) {
          if (!this.annotationUIStates[annotation._uuid].beingResized) {
            event.dataTransfer.setData('text/plain', JSON.stringify(annotation))
            event.dataTransfer.setDragImage(nullImage, 0, 0)
            let elContainerBoundingBox = this.$el.getBoundingClientRect()
            let elBoundingBox = event.target.getBoundingClientRect()
            let offset = {
              x: (event.clientX - elContainerBoundingBox.x) - (elBoundingBox.x - elContainerBoundingBox.x),
              y: (event.clientY - elContainerBoundingBox.y) - (elBoundingBox.y - elContainerBoundingBox.y)
            }
            this.annotationUIStates[annotation._uuid].draggingOffset = offset
            this.annotationUIStates[annotation._uuid].beingDragged = true
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          }
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          this.tmpObjects.push(annotation)
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        }
      },
      handleCellDragEnd (event, annotation) {
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        if (!this.mobile) {
          this.annotationUIStates[annotation._uuid].beingDragged = false
        }
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      },
      async handleCellContextMenuDelete (event, annotation) {
        this.annotationUIStates[annotation._uuid].selected = false
        this.updateSelectedCells()
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        this.updateEditingCells()
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        await this.$store.dispatch('cells/delete', annotation.body.source.id)
        await this.$store.dispatch('annotations/delete', annotation.id)
        this.annotations = this.annotations.filter(a => a.id !== annotation.id)
      },

      //
      // GRID RESIZE HANDLERS

      handleGridResizerDragStart (event) {
        event.dataTransfer.setDragImage(nullImage, 0, 0)
      },
      async handleGridResizerDragEnd () {
        await this.updateGridMetadataStore()
      },

      //
      // CELL RESIZE HANDLERS
      //

      handleCellResizerDragStart (event, annotation) {
        event.dataTransfer.setDragImage(nullImage, 0, 0)
        this.annotationUIStates[annotation._uuid].beingResized = true
        this.tmpObjects.push(annotation)
      },
      async handleCellResizerDragEnd (event, annotation) {
        let position = this.getGridPositionForEvent(event)
        let
          parsed = annotation.target.selector.parse(),
          [x, y, w, h] = parsed.xywh
        w = Math.max(1, 1 + position.x - x)
        h = Math.max(1, 1 + position.y - y)
        const value = { xywh: [x, y, w, h] }
        annotation.target.selector.value = value
        this.annotationUIStates[annotation._uuid].beingResized = false
        this.tmpObjects = []
        await this.$store.dispatch('annotations/patch', [annotation.id, { target: { selector: { value } } }])
      },

      //
      // CELL CONTEXT MENU
      //

      handleCellContextMenu (event) {
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        this.contextMenuClickPosition = this.getGridPositionForEvent(event)
      },
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      async handleCellContextMenuEditCSS (event, annotation) {
        try {
          let styleClass = await this.$q.dialog({
            title: this.$t('forms.edit_css_class.title'),
            ok: this.$t('buttons.set_css_class'),
            cancel: this.$t('buttons.cancel'),
            prompt: {
              model: annotation.styleClass,
              type: 'text'
            }
          })
          if (styleClass) {
            if (!styleClass.length) styleClass = undefined
            else if (styleClass.indexOf('.') === 0) styleClass = styleClass.substr(1)
          }
          annotation.styleClass = styleClass
          this.$store.dispatch('annotations/patch', [annotation._uuid, { target: { styleClass: styleClass || null } }])
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        }
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        catch (e) { /* dialog canceled */ }
      },

      //
      // GRID CONTEXT MENU
      //

      handleGridContextMenu (event) {
        this.contextMenuClickPosition = this.getGridPositionForEvent(event)
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      },
      async handleGridContextMenuInsertColumnLeft () {
        let position = this.contextMenuClickPosition
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        for (let annotation of this.annotations) {
          const parsed = annotation.target.selector.parse()
          if (parsed.xywh[0] >= position.x) {
            parsed.xywh[0] += 1
            annotation.target.selector.value = parsed
            await this.$store.dispatch('annotations/patch', [annotation.id, {
              target: { selector: { value: parsed } }
            }])
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          }
        }
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        this.grid.config.columns += 1
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        await this.updateGridMetadataStore()
      },
      async handleGridContextMenuDeleteColumn () {
        let position = this.contextMenuClickPosition
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        for (let annotation of this.annotations) {
          const parsed = annotation.target.selector.parse()
          if (parsed.xywh[0] > position.x) {
            parsed.xywh[0] -= 1
            annotation.target.selector.value = parsed
            await this.$store.dispatch('annotations/patch', [annotation.id, {
              target: { selector: { value: parsed } }
            }])
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          }
        }
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        this.grid.config.columns -= 1
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        await this.updateGridMetadataStore()
      },
      async handleGridContextMenuInsertRowAbove () {
        let position = this.contextMenuClickPosition
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        for (let annotation of this.annotations) {
          const parsed = annotation.target.selector.parse()
          if (parsed.xywh[1] >= position.y) {
            parsed.xywh[1] += 1
            annotation.target.selector.value = parsed
            await this.$store.dispatch('annotations/patch', [annotation.id, {
              target: { selector: { value: parsed } }
            }])
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          }
        }
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        this.grid.config.rows += 1
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        await this.updateGridMetadataStore()
      },
      async handleGridContextMenuDeleteRow () {
        let position = this.contextMenuClickPosition
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        for (let annotation of this.annotations) {
          const parsed = annotation.target.selector.parse()
          if (parsed.xywh[1] > position.y) {
            parsed.xywh[1] -= 1
            annotation.target.selector.value = parsed
            await this.$store.dispatch('annotations/patch', [annotation.id, {
              target: { selector: { value: parsed } }
            }])
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          }
        }
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        this.grid.config.rows -= 1
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        await this.updateGridMetadataStore()
      },
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      //
      // NAVIGATION
      //

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      handleGridButtonClickEdit () {
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        this.$store.commit('mosys/toggleSources')
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      },
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      //
      // GRID HELPERS
      //

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      getGridPositionForEvent (event, offset = { x: 0, y: 0 }) {
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        // console.log('###', event)