mirror of
https://github.com/gristlabs/grist-core.git
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351a717e6d
Summary: - Allows ColumnFilter to add/delete keys by batch - Add options limitShown to ColumnFilterMenu - Add summary checkboxes Other Matching/Other Non-Matching/Other Values - Adds missing type to chai declaration Test Plan: - Adds project test to new file projects/ColumnFilterMenu2 - Adds nbrowser test to new file nbrowser/ColumnFilterMenu Reviewers: paulfitz Reviewed By: paulfitz Differential Revision: https://phab.getgrist.com/D2763
50 lines
1.9 KiB
TypeScript
50 lines
1.9 KiB
TypeScript
import { Computed, Disposable, Observable } from "grainjs";
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import escapeRegExp = require("lodash/escapeRegExp");
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import { CellValue } from "app/plugin/GristData";
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import { localeCompare } from "app/common/gutil";
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import { ColumnFilter } from "./ColumnFilter";
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const MAXIMUM_SHOWN_FILTER_ITEMS = 500;
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export interface IFilterCount {
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label: string;
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count: number;
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}
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export class ColumnFilterMenuModel extends Disposable {
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public readonly searchValue = Observable.create(this, '');
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// computes a set of all keys that matches the search text.
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public readonly filterSet = Computed.create(this, this.searchValue, (_use, searchValue) => {
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const searchRegex = new RegExp(escapeRegExp(searchValue), 'i');
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return new Set(this._valueCount.filter(([_, {label}]) => searchRegex.test(label)).map(([key]) => key));
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});
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// computes the sorted array of all values (ie: pair of key and IFilterCount) that matches the search text.
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public readonly filteredValues = Computed.create(this, this.filterSet, (_use, filter) => {
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return this._valueCount.filter(([key]) => filter.has(key))
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.sort((a, b) => localeCompare(a[1].label, b[1].label));
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});
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// computes the array of all values that does NOT matches the search text
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public readonly otherValues = Computed.create(this, this.filterSet, (_use, filter) => {
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return this._valueCount.filter(([key]) => !filter.has(key));
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});
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// computes the array of keys that matches the search text
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public readonly filteredKeys = Computed.create(this, this.filteredValues, (_use, values) => (
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values.map(([key]) => key)
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));
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public readonly valuesBeyondLimit = Computed.create(this, this.filteredValues, (_use, values) => (
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values.slice(this.limitShown)
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));
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constructor(public columnFilter: ColumnFilter, private _valueCount: Array<[CellValue, IFilterCount]>,
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public limitShown: number = MAXIMUM_SHOWN_FILTER_ITEMS) {
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super();
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}
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}
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