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367 lines
9.7 KiB
JavaScript
367 lines
9.7 KiB
JavaScript
import SelectKitComponent from "select-kit/components/select-kit";
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import {
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default as discourseComputed,
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on
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} from "discourse-common/utils/decorators";
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const { get, isNone, isEmpty, makeArray, run } = Ember;
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import {
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applyOnSelectPluginApiCallbacks,
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applyOnSelectNonePluginApiCallbacks
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} from "select-kit/mixins/plugin-api";
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export default SelectKitComponent.extend({
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pluginApiIdentifiers: ["multi-select"],
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layoutName: "select-kit/templates/components/multi-select",
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classNames: "multi-select",
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headerComponent: "multi-select/multi-select-header",
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headerText: "select_kit.default_header_text",
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allowAny: true,
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allowInitialValueMutation: false,
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autoFilterable: true,
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selectedNameComponent: "multi-select/selected-name",
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filterIcon: null,
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filterComponent: "multi-select/multi-select-filter",
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computedValues: null,
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values: null,
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init() {
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this._super(...arguments);
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this.set("computedValues", []);
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if (isNone(this.values)) {
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this.set("values", []);
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}
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this.headerComponentOptions.setProperties({
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selectedNameComponent: this.selectedNameComponent
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});
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},
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@on("didRender")
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_setChoicesMaxWidth() {
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const width = this.$body().outerWidth(false);
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if (width > 0) {
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this.element.querySelector(".choices").style.maxWidth = `${width}px`;
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}
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},
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@on("didUpdateAttrs", "init")
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_compute() {
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run.scheduleOnce("afterRender", () => {
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this.willComputeAttributes();
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let content = this.content || [];
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let asyncContent = this.asyncContent || [];
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content = this.willComputeContent(content);
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asyncContent = this.willComputeAsyncContent(asyncContent);
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let values = this._beforeWillComputeValues(this.values);
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content = this.computeContent(content);
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asyncContent = this.computeAsyncContent(asyncContent);
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content = this._beforeDidComputeContent(content);
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asyncContent = this._beforeDidComputeAsyncContent(asyncContent);
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values = this.willComputeValues(values);
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values = this.computeValues(values);
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values = this._beforeDidComputeValues(values);
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this.didComputeContent(content);
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this.didComputeAsyncContent(asyncContent);
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this.didComputeValues(values);
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this.didComputeAttributes();
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});
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},
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@discourseComputed("filter", "shouldDisplayCreateRow")
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createRowComputedContent(filter, shouldDisplayCreateRow) {
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if (shouldDisplayCreateRow) {
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let content = this.createContentFromInput(filter);
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return this.computeContentItem(content, { created: true });
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}
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},
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@discourseComputed("filter", "computedValues")
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shouldDisplayCreateRow(filter, computedValues) {
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return this._super() && !computedValues.includes(filter);
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},
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@discourseComputed
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shouldDisplayFilter() {
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return true;
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},
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_beforeWillComputeValues(values) {
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return values.map(v => this._cast(v === "" ? null : v));
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},
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willComputeValues(values) {
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return values;
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},
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computeValues(values) {
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return values;
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},
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_beforeDidComputeValues(values) {
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this.setProperties({ computedValues: values });
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return values;
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},
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didComputeValues(values) {
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return values;
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},
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mutateAttributes() {
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run.next(() => {
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if (this.isDestroyed || this.isDestroying) return;
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this.mutateContent(this.computedContent);
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this.mutateValues(this.computedValues);
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});
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},
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mutateValues(computedValues) {
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this.set("values", computedValues);
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},
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mutateContent() {},
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forceValues(values) {
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this.mutateValues(values);
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this._compute();
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},
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filterComputedContent(computedContent, computedValues, filter) {
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return computedContent.filter(c => {
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return this._normalize(get(c, "name")).indexOf(filter) > -1;
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});
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},
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@discourseComputed("computedAsyncContent.[]", "computedValues.[]")
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filteredAsyncComputedContent(computedAsyncContent, computedValues) {
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computedAsyncContent = computedAsyncContent.filter(c => {
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return !computedValues.includes(get(c, "value"));
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});
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if (this.limitMatches) {
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return computedAsyncContent.slice(0, this.limitMatches);
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}
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return computedAsyncContent;
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},
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@discourseComputed("computedContent.[]", "computedValues.[]", "filter")
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filteredComputedContent(computedContent, computedValues, filter) {
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computedContent = computedContent.filter(c => {
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return !computedValues.includes(get(c, "value"));
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});
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if (this.shouldFilter) {
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computedContent = this.filterComputedContent(
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computedContent,
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computedValues,
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this._normalize(filter)
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);
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}
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if (this.limitMatches) {
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return computedContent.slice(0, this.limitMatches);
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}
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return computedContent;
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},
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computeHeaderContent() {
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let content = {
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title: this.title,
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selection: this.selection
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};
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if (this.noneLabel) {
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if (!this.hasSelection) {
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content.title = content.name = content.label = I18n.t(this.noneLabel);
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}
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} else {
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if (!this.hasReachedMinimum) {
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const key = this.minimumLabel || "select_kit.min_content_not_reached";
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content.title = content.name = content.label = I18n.t(key, {
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count: this.minimum
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});
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}
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}
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return content;
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},
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@discourseComputed("filter")
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templateForCreateRow() {
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return rowComponent => {
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return I18n.t("select_kit.create", {
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content: rowComponent.get("computedContent.name")
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});
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};
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},
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validateSelect() {
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return this._super() && !this.hasReachedMaximum;
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},
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@discourseComputed("computedValues.[]", "computedContent.[]")
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selection(computedValues, computedContent) {
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const selected = [];
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computedValues.forEach(v => {
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const value = computedContent.findBy("value", v);
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if (value) selected.push(value);
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});
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return selected;
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},
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@discourseComputed("selection.[]")
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hasSelection(selection) {
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return !isEmpty(selection);
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},
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didPressTab(event) {
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if (isEmpty(this.filter) && !this.highlighted) {
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this.$header().focus();
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this.close(event);
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return true;
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}
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if (this.highlighted && this.isExpanded) {
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this._destroyEvent(event);
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this.focus();
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this.select(this.highlighted);
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return false;
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} else {
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this.close(event);
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}
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return true;
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},
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autoHighlight() {
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run.schedule("afterRender", () => {
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if (!this.isExpanded) return;
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if (!this.renderedBodyOnce) return;
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if (this.highlighted) return;
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if (isEmpty(this.collectionComputedContent)) {
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if (this.createRowComputedContent) {
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this.highlight(this.createRowComputedContent);
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} else if (this.noneRowComputedContent && this.hasSelection) {
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this.highlight(this.noneRowComputedContent);
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}
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} else {
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this.highlight(this.get("collectionComputedContent.firstObject"));
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}
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});
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},
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select(computedContentItem) {
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if (
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!computedContentItem ||
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computedContentItem.__sk_row_type === "noneRow"
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) {
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applyOnSelectNonePluginApiCallbacks(this.pluginApiIdentifiers, this);
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this._boundaryActionHandler("onSelectNone");
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this.clearSelection();
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return;
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}
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if (computedContentItem.__sk_row_type === "noopRow") {
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applyOnSelectPluginApiCallbacks(
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this.pluginApiIdentifiers,
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computedContentItem.value,
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this
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);
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this._boundaryActionHandler("onSelect", computedContentItem.value);
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return;
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}
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if (computedContentItem.__sk_row_type === "createRow") {
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if (
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!this.computedValues.includes(computedContentItem.value) &&
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this.validateCreate(computedContentItem.value)
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) {
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this.willCreate(computedContentItem);
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computedContentItem.__sk_row_type = null;
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this.computedContent.pushObject(computedContentItem);
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run.schedule("afterRender", () => {
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this.didCreate(computedContentItem);
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this._boundaryActionHandler("onCreate");
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});
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this.select(computedContentItem);
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return;
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} else {
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this._boundaryActionHandler("onCreateFailure");
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return;
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}
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}
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if (this.validateSelect(computedContentItem)) {
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this.willSelect(computedContentItem);
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this.clearFilter();
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this.setProperties({ highlighted: null });
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this.computedValues.pushObject(computedContentItem.value);
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run.next(() => this.mutateAttributes());
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run.schedule("afterRender", () => {
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this.didSelect(computedContentItem);
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applyOnSelectPluginApiCallbacks(
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this.pluginApiIdentifiers,
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computedContentItem.value,
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this
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);
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this.autoHighlight();
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this._boundaryActionHandler("onSelect", computedContentItem.value);
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});
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} else {
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this._boundaryActionHandler("onSelectFailure");
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}
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},
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deselect(rowComputedContentItems) {
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this.willDeselect(rowComputedContentItems);
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rowComputedContentItems = makeArray(rowComputedContentItems);
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const generatedComputedContents = this._filterRemovableComputedContents(
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makeArray(rowComputedContentItems)
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);
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this.setProperties({ highlighted: null, highlightedSelection: [] });
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this.computedValues.removeObjects(
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rowComputedContentItems.map(r => r.value)
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);
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this.computedContent.removeObjects([
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...rowComputedContentItems,
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...generatedComputedContents
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]);
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run.next(() => {
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this.mutateAttributes();
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run.schedule("afterRender", () => {
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this.didDeselect(rowComputedContentItems);
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this.autoHighlight();
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if (!this.isDestroying && !this.isDestroyed) {
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this._positionWrapper();
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}
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});
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});
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},
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close(event) {
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this.clearHighlightSelection();
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this._super(event);
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},
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unfocus(event) {
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this.clearHighlightSelection();
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this._super(event);
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}
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});
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