snapshot of https://github.com/cortezaproject/corteza.git (2024.9.x, 2026-09-18; blobs > 131072B omitted)

lib/vue/src/components/itemPicker/C3.js

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+export { default as CItemPicker } from './CItemPicker.c3'

lib/vue/src/components/itemPicker/CItemPicker.c3.js

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+// eslint-disable-next-line
+import { default as component } from './CItemPicker.vue'
+import { components } from '@cortezaproject/corteza-vue'
+const { checkbox } = components.C3.controls
+
+const props = {
+  options: [
+    { value: 'pl', text: 'pl' },
+    { value: 'pl2', text: 'pl' },
+    { value: 'pl3', text: 'pl' },
+    { value: 'oo', text: 'oo' },
+  ],
+  value: [
+    'pl',
+    'pl2',
+    'pl3',
+  ],
+  labels: {
+    searchPlaceholder: 'Type here to search among module fields',
+    availableItems: 'Available fields',
+    selectAllItems: 'Select all',
+    selectedItems: 'Selected fields',
+    systemItem: '(system field)',
+    unselectAllItems: 'Unselect all',
+    noItemsFound: 'No Items Found',
+  },
+
+  hideFilter: false,
+  hideIcons: false,
+  disabled: false,
+  disabledFilter: false,
+  disabledSorting: false,
+  disabledDragging: false,
+}
+
+export default {
+  name: 'CItemPicker',
+  group: ['Picker'],
+  component,
+  props,
+  controls: [
+    checkbox('Hide filter', 'hideFilter'),
+    checkbox('Hide icons', 'hideIcons'),
+    checkbox('Disabled', 'disabled'),
+    checkbox('Disabled filter', 'disabledFilter'),
+    checkbox('Disabled sorting', 'disabledSorting'),
+    checkbox('Disabled dragging', 'disabledDragging'),
+  ],
+}

lib/vue/src/components/itemPicker/CItemPicker.vue

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+<template>
+  <div
+    class="overflow-hidden d-flex flex-column w-100 vh-100"
+  >
+    <b-card
+      no-body
+      class="h-100"
+    >
+      <b-card-header
+        class="p-0"
+      >
+        <c-input-search
+          v-if="!hideFilter"
+          v-model.trim="query"
+          :disabled="_disabledFilter"
+          :placeholder="labels.searchPlaceholder"
+        />
+      </b-card-header>
+
+      <b-card-body
+        class="d-flex p-0"
+      >
+        <b-card
+          no-body
+          class="col-sm-6 col-12 h-100 p-0"
+        >
+          <b-card-header
+            class="py-2 pl-0 pr-2"
+          >
+            <div
+              class="d-flex align-items-center"
+            >
+              <label
+                class="text-primary mb-0 py-1"
+              >
+                {{ labels.availableItems }}
+              </label>
+              <b-button
+                v-show="filteredAvailable.length && !disabled"
+                data-test-id="link-select-all"
+                variant="outline-light"
+                class="ml-auto border-0 text-muted"
+                @click="selectAll()"
+              >
+                {{ labels.selectAllItems }}
+              </b-button>
+            </div>
+          </b-card-header>
+
+          <b-card-body
+            class="overflow-auto py-0 pl-0 pr-2"
+          >
+            <b-list-group
+              vertical
+              class="h-100"
+            >
+              <draggable
+                v-model="filteredAvailable"
+                :sort="!_disabledSorting"
+                :move="_disableDragging"
+                :disabled="query"
+                draggable=".item"
+                group="items"
+                class="overflow-auto h-100"
+              >
+                <b-list-group-item
+                  v-for="item in filteredAvailable"
+                  :key="item.value"
+                  class="item mb-3 border rounded"
+                  :class="{
+                    'handle': !isDraggable
+                  }"
+                  @dblclick="select(item)"
+                >
+                  <c-item-picker-item
+                    :item="item"
+                    :disabled="disabled"
+                    :disabled-dragging="isDraggable"
+                    :disabled-sorting="disabledSorting"
+                    :hide-icons="hideIcons"
+                    @select="select(item)"
+                  >
+                    <template
+                      v-for="(_, slot) of $scopedSlots"
+                      #[slot]="scope"
+                    >
+                      <slot
+                        :name="slot"
+                        :text-field="textField"
+                        :disabled="disabled"
+                        :disabled-dragging="isDraggable"
+                        :disabled-sorting="disabledSorting"
+                        :hide-icons="hideIcons"
+                        v-bind="scope"
+                      />
+                    </template>
+                  </c-item-picker-item>
+                </b-list-group-item>
+
+                <template #footer>
+                  <h6
+                    v-if="!filteredAvailable.length && query"
+                    class="text-center my-4"
+                  >
+                    {{ labels.noItemsFound }}
+                  </h6>
+                </template>
+              </draggable>
+            </b-list-group>
+          </b-card-body>
+        </b-card>
+
+        <b-card
+          no-body
+          class="h-100 pl-sm-0 col-sm-6 col-12 p-0"
+        >
+          <b-card-header
+            class="py-2 pl-2 pr-0"
+          >
+            <div
+              class="d-flex align-items-center"
+            >
+              <label
+                class="text-primary mb-0 py-1"
+              >
+                {{ labels.selectedItems }}
+              </label>
+              <b-button
+                v-show="filteredSelected.length && !disabled"
+                data-test-id="link-unselect-all"
+                variant="outline-light"
+                class="ml-auto border-0 text-muted"
+                @click="unselectAll()"
+              >
+                {{ labels.unselectAllItems }}
+              </b-button>
+            </div>
+          </b-card-header>
+
+          <b-card-body
+            class="overflow-auto py-0 pl-2 pr-0"
+          >
+            <b-list-group
+              vertical
+              class="h-100"
+            >
+              <draggable
+                v-model="filteredSelected"
+                :sort="!_disabledSorting"
+                :move="_disableDragging"
+                :disabled="query"
+                draggable=".item"
+                group="items"
+                class="overflow-auto h-100"
+              >
+                <b-list-group-item
+                  v-for="item in filteredSelected"
+                  :key="item.value"
+                  class="item mb-3 border rounded"
+                  :class="{
+                    'handle': !isDraggable
+                  }"
+                  @dblclick="unselect(item)"
+                >
+                  <c-item-picker-item
+                    :item="item"
+                    :disabled="disabled"
+                    :disabled-dragging="isDraggable"
+                    :disabled-sorting="disabledSorting"
+                    :hide-icons="hideIcons"
+                    selected
+                    @unselect="unselect(item)"
+                  >
+                    <template
+                      v-for="(_, slot) of $scopedSlots"
+                      #[slot]="scope"
+                    >
+                      <slot
+                        :name="slot"
+                        :text-field="textField"
+                        :disabled="disabled"
+                        :disabled-dragging="isDraggable"
+                        :disabled-sorting="disabledSorting"
+                        :hide-icons="hideIcons"
+                        v-bind="scope"
+                      />
+                    </template>
+                  </c-item-picker-item>
+                </b-list-group-item>
+
+                <template #footer>
+                  <h6
+                    v-if="!filteredSelected.length && query"
+                    class="text-center my-4"
+                  >
+                    {{ labels.noItemsFound }}
+                  </h6>
+                </template>
+              </draggable>
+            </b-list-group>
+          </b-card-body>
+        </b-card>
+      </b-card-body>
+    </b-card>
+  </div>
+</template>
+<script>
+import draggable from 'vuedraggable'
+import CItemPickerItem from './CItemPickerItem.vue'
+import CInputSearch from '../input/CInputSearch.vue'
+import { throttle } from 'lodash'
+
+export default {
+  name: 'CItemPicker',
+
+  components: {
+    draggable,
+    CItemPickerItem,
+    CInputSearch,
+  },
+
+  props: {
+    /**
+     * List of all items, available and selected/picked
+     *
+     * Internally, we'll build 2 arrays for each group (available + selected)
+     * and work with them.
+     * On the outside, we'll always deal input array of (full) items and
+     * array of selected/picked values of those items.
+     *
+     * This component mimics the behaviour of <b-form-select> component from
+     * Vue Bootstrap and could serve as a drop-in replacement!
+     */
+    options: {
+      type: Array,
+      required: true,
+    },
+
+    /**
+     * List of values that can be found in the items
+     */
+    value: {
+      type: Array,
+      required: true,
+    },
+
+    valueField: {
+      type: String,
+      default: 'value',
+    },
+
+    textField: {
+      type: String,
+      default: 'text',
+    },
+
+    labels: {
+      type: Object,
+      default: () => ({
+        searchPlaceholder: 'Filter items',
+        availableItems: 'Available',
+        selectAllItems: 'Select all',
+        selectedItems: 'Selected',
+        unselectAllItems: 'Unselect all',
+        noItemsFound: 'No items found',
+      }),
+    },
+
+    disabled: {
+      type: Boolean,
+    },
+
+    disabledFilter: {
+      type: Boolean,
+    },
+
+    disabledSorting: {
+      type: Boolean,
+    },
+
+    disabledDragging: {
+      type: Boolean,
+    },
+
+    hideIcons: {
+      type: Boolean,
+    },
+
+    hideFilter: {
+      type: Boolean,
+    },
+  },
+
+  data () {
+    return {
+      query: '',
+      available: [],
+      selected: [],
+    }
+  },
+
+  computed: {
+    _disabledFilter () {
+      return this.disabled || this.disabledFilter
+    },
+
+    _disabledSorting () {
+      return this.disabled || this.disabledSorting
+    },
+
+    /**
+     * Provides list of all available items, filtered by query
+     * and a setter for draggable component to update available items on drag
+     */
+    filteredAvailable: {
+      get () {
+        const q = this.query.toLowerCase()
+        return this.available.filter(i => i.text.toLowerCase().indexOf(q) > -1)
+      },
+
+      set (items) {
+        this.available = items
+      },
+    },
+
+    /**
+     * Provides list of all selected items, filtered by query
+     * and a setter for draggable component to update selected items on drag
+     */
+    filteredSelected: {
+      get () {
+        const q = this.query.toLowerCase()
+        return this.selected.filter(i => i.text.toLowerCase().indexOf(q) > -1)
+      },
+
+      set (items) {
+        this.selected = items
+      },
+    },
+
+    isDraggable () {
+      return this.disabledDragging || this.query.length > 0
+    },
+  },
+
+  watch: {
+    /**
+     * Update parent component (if needed)
+     * @param v
+     */
+    selected: {
+      immediate: false,
+      handler (items) {
+        const value = items.map(i => i[this.valueField])
+
+        // satisfy value.sync
+        this.$emit('update:value', value)
+
+        // satisfy v-model
+        this.$emit('input', value)
+      },
+    },
+
+    options: {
+      deep: true,
+      immediate: true,
+      handler () {
+        this.sync()
+      },
+    },
+
+    value: {
+      immediate: false,
+      handler (value = [], oldValue = []) {
+        /**
+        * Make sure we do not fall into an infinite loop
+        *
+        * If we update the value then sync will trigger recomputation of selected
+        * Which then emits the update event and the loop will begin
+        */
+        if (value.length === oldValue.length) {
+          if (value.filter(v => !oldValue.includes(v)).length === 0) {
+            return
+          }
+        }
+
+        this.sync()
+      },
+    },
+  },
+
+  created () {
+    this.options.forEach(o => {
+      if (typeof o !== 'object') {
+        throw new Error('expecting array of objects for options prop')
+      }
+    })
+  },
+
+  beforeUnmount () {
+    this.setDefaultValues()
+  },
+
+  methods: {
+    _disableDragging (e) {
+      if (this.disabledDragging && e.to !== e.from) {
+        return false
+      }
+    },
+
+    selectAll () {
+      this.selected.push(...this.filteredAvailable)
+      this.available = this.frozen().filter(i => !this.selected.includes(i))
+    },
+
+    select: throttle(function (item) {
+      // remove available
+      this.available = this.available.filter(i => i !== item)
+
+      // put the selected item in the place where it was (if sorting is disabled)
+      // or at the end
+      if (this.disabledSorting) {
+        this.selected = this.frozen().filter(i => !this.available.includes(i))
+      } else {
+        if (!this.selected.some(({ value = '' }) => value === item.value)) {
+          this.selected.push(item)
+        }
+      }
+    }, 300),
+
+    unselectAll () {
+      this.filteredSelected.forEach(this.unselect)
+    },
+
+    unselect (item) {
+      // filtering out the unselected item
+      this.selected = this.selected.filter(i => i !== item)
+
+      // sync available from the list of frozen items without selected
+      this.available = this.frozen().filter(i => !this.selected.includes(i))
+    },
+
+    /**
+     * Returns true given item is selected or not
+     *
+     * Item is considered selected if value of item's value-field is inside the selected array.
+     *
+     * @param item object
+     * @returns boolean
+     */
+    isPicked (item) {
+      return item[this.valueField] && this.value.includes(item[this.valueField])
+    },
+
+    sync () {
+      /**
+       * filter all unpicked options, freeze each item in the array and
+       * build list of available items
+       */
+      this.available = this.frozen().filter(opt => !this.isPicked(opt))
+
+      /**
+       * filter all unpicked options, freeze each item in the array and
+       * build list of selected items, traverse value to keep order
+       */
+      this.selected = this.value.map(v => {
+        return this.frozen().find(item => item[this.valueField] === v)
+      }).filter(f => f)
+    },
+
+    frozen () {
+      return this.options.map(Object.freeze)
+    },
+
+    setDefaultValues () {
+      this.query = ''
+      this.available = []
+      this.selected = []
+    },
+  },
+}
+</script>
+<style lang="scss" scoped>
+.handle {
+  cursor: grab;
+}
+
+.handle:active {
+  cursor: grabbing;
+}
+</style>

lib/vue/src/components/itemPicker/CItemPickerItem.vue

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+<template>
+  <div
+    class="d-flex align-items-center"
+  >
+    <font-awesome-icon
+      v-if="!disabled && !disabledSorting && !hideIcons"
+      :icon="['fas', 'grip-vertical']"
+      :class="{
+        'text-muted': disabledDragging,
+      }"
+      class="align-baseline mr-3 text-primary"
+    />
+    <b
+      class="text-truncate"
+    >
+      <slot
+        v-bind="item"
+      >
+        {{ item[textField] }}
+      </slot>
+    </b>
+    <b-button
+      v-if="_hideIcons"
+      v-b-tooltip.noninteractive.hover="{ title: selected ? 'Unselect' : 'Select', boundary: 'body' , delay: 1000 }"
+      :data-test-id="`button-${selected ? 'unselect' : 'select'}`"
+      variant="outline-light"
+      class="d-flex align-items-center ml-auto p-2 border-0"
+      @click.prevent.stop="$emit(selected ? 'unselect' : 'select')"
+    >
+      <font-awesome-icon
+        :icon="[selected ? 'far' : 'fas', selected ? 'eye' : 'eye-slash']"
+        class="text-muted"
+      />
+    </b-button>
+  </div>
+</template>
+
+<script>
+export default {
+  name: 'CItemPickerItem',
+
+  props: {
+    item: {
+      type: Object,
+      required: true,
+    },
+
+    textField: {
+      type: String,
+      default: 'text',
+    },
+
+    selected: {
+      type: Boolean,
+    },
+
+    disabled: {
+      type: Boolean,
+    },
+
+    disabledDragging: {
+      type: Boolean,
+    },
+
+    disabledSorting: {
+      type: Boolean,
+    },
+
+    hideIcons: {
+      type: Boolean,
+    },
+  },
+
+  computed: {
+    _hideIcons () {
+      return !this.disabled && !this.hideIcons
+    },
+  },
+}
+</script>

lib/vue/src/components/itemPicker/index.ts

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+export { default as CItemPicker } from './CItemPicker.vue'
+export { default as CItemPickerItem } from './CItemPickerItem.vue'