(core) Extending widget

Summary:
- Adding new option 'strictType' to widget mapping
- Refreshing mappings when widget options are changed

Test Plan: Updated

Reviewers: JakubSerafin

Reviewed By: JakubSerafin

Differential Revision: https://phab.getgrist.com/D4061

app/client/models/ColumnToMap.ts

@@ -14,7 +14,10 @@ export class ColumnToMapImpl implements Required<ColumnToMap> {
   // If column is optional (used only on the UI).
   public optional: boolean;
   // Type of the column that widget expects. Might be a single or a comma separated list of types.
+  // "Any" means that any type is allowed (unless strictType is true).
   public type: string;
+  // If true, the column type is strict and cannot be any type.
+  public strictType: boolean;
   // Description of the type (used to show a placeholder).
   public typeDesc: string;
   // Allow multiple column assignment (like Series in Charts).
@@ -29,14 +32,26 @@ export class ColumnToMapImpl implements Required<ColumnToMap> {
     this.typeDesc = this.type.split(',')
       .map(t => String(UserType.typeDefs[t]?.label ?? "any").toLowerCase()).join(', ');
     this.allowMultiple = typeof def === 'string' ? false : (def.allowMultiple ?? false);
+    this.strictType = typeof def === 'string' ? false : (def.strictType ?? false);
   }
 
   /**
    * Does the column type matches this definition.
+   *
+   * Here are use case examples, for better understanding (Any is treated as a star):
+   * 1. Widget sets "Text", user can map to "Text" or "Any".
+   * 2. Widget sets "Any", user can map to "Int", "Toggle", "Any" and any other type.
+   * 3. Widget sets "Text,Int", user can map to "Text", "Int", "Any"
+   *
+   * With strictType, the Any in the widget is treated as Any, not a star.
+   * 1. Widget sets "Text", user can map to "Text".
+   * 2. Widget sets "Any", user can map to "Any". Not to "Text", "Int", etc. NOTICE: here Any in widget is not a star,
+   *    widget expects Any as a type so "Toggle" column won't be allowed.
+   * 3. Widget sets "Text,Int", user can only map to "Text", "Int".
+   * 4. Widget sets "Text,Any", user can only map to "Text", "Any".
    */
   public canByMapped(pureType: string) {
-    return this.type.split(',').includes(pureType)
+    const isAny = pureType === "Any" || this.type === "Any";
-      || pureType === "Any"
+    return this.type.split(',').includes(pureType) || (isAny && !this.strictType);
-      || this.type === "Any";
   }
 }

app/client/models/entities/ViewSectionRec.ts

@@ -714,16 +714,23 @@ export function createViewSectionRec(this: ViewSectionRec, docModel: DocModel):
       if (widgetCol.allowMultiple) {
         // We expect a list of colRefs be mapped;
         if (!Array.isArray(mappedCol)) { continue; }
-        result[widgetCol.name] = mappedCol
+        const columns = mappedCol
           // Remove all colRefs saved but deleted
           .filter(cId => colMap.has(cId))
           // And those with wrong type.
           .filter(cId => widgetCol.canByMapped(colMap.get(cId)!.pureType()))
-          .map(cId => colMap.get(cId)!.colId());
+          .map(cId => colMap.get(cId)!);
+
+        // Make a subscription to get notified when widget options are changed.
+        columns.forEach(c => c.widgetOptions());
+
+        result[widgetCol.name] = columns.map(c => c.colId());
       } else {
          // Widget expects a single value and existing column
          if (Array.isArray(mappedCol) || !colMap.has(mappedCol)) { continue; }
          const selectedColumn = colMap.get(mappedCol)!;
+         // Make a subscription to the column to get notified when it changes.
+         void selectedColumn.widgetOptions();
          result[widgetCol.name] = widgetCol.canByMapped(selectedColumn.pureType()) ? selectedColumn.colId() : null;
       }
     }

app/plugin/CustomSectionAPI-ti.ts

@@ -11,6 +11,7 @@ export const ColumnToMap = t.iface([], {
   "type": t.opt("string"),
   "optional": t.opt("boolean"),
   "allowMultiple": t.opt("boolean"),
+  "strictType": t.opt("boolean"),
 });
 
 export const ColumnsToMap = t.array(t.union("string", "ColumnToMap"));

app/plugin/CustomSectionAPI.ts

@@ -16,7 +16,8 @@ export interface ColumnToMap {
    */
   description?: string|null,
   /**
-   * Column type, by default ANY.
+   * Column types (as comma separated list), by default "Any", what means that any type is
+   * allowed (unless strictType is true).
    */
   type?: string, // GristType, TODO: ts-interface-checker doesn't know how to parse this
   /**
@@ -27,6 +28,10 @@ export interface ColumnToMap {
    * Allow multiple column assignment, the result will be list of mapped table column names.
    */
   allowMultiple?: boolean,
+  /**
+   * Match column type strictly, so "Any" will require "Any" and not any other type.
+   */
+  strictType?: boolean,
 }
 
 export type ColumnsToMap = (string|ColumnToMap)[];

test/fixtures/sites/config/index.html

@@ -39,5 +39,10 @@
     <button onclick="mappings()">mappings</button>
     <button onclick="configure()">configure</button>
     <button onclick="clearOptions()">clearOptions</button>
+    <button onclick="clearLog()">clearLog</button>
+
+
+    <div>meta columns:</div>
+    <textarea id="log"></textarea>
   </body>
 </html>

test/fixtures/sites/config/page.js

@@ -26,6 +26,12 @@ function setup() {
     document.getElementById('onRecords').innerHTML = JSON.stringify(data);
     document.getElementById('onRecordsMappings').innerHTML = JSON.stringify(mappings);
   });
+
+  grist.on('message', event => {
+    const existing = document.getElementById('log').textContent || '';
+    const newContent = `${existing}\n${JSON.stringify(event)}`.trim();
+    document.getElementById('log').innerHTML = newContent;
+  });
 }
 
 async function run(handler) {
@@ -67,6 +73,11 @@ async function configure() {
   return run((options) => grist.sectionApi.configure(...options));
 }
 
+// eslint-disable-next-line no-unused-vars
+async function clearLog() {
+  return run(() => document.getElementById('log').textContent = '');
+}
+
 window.onload = () => {
   setup();
   document.getElementById('ready').innerText = 'ready';

test/nbrowser/CustomWidgetsConfig.ts

@@ -256,6 +256,10 @@ describe('CustomWidgetsConfig', function () {
       const text = await this._read('#onRecordsMappings');
       return JSON.parse(text || 'null');
     }
+    public async log() {
+      const text = await this._read('#log');
+      return text || '';
+    }
     // Wait for frame to close.
     public async waitForClose() {
       await driver.wait(async () => !(await driver.find('iframe').isPresent()), 3000);
@@ -293,6 +297,9 @@ describe('CustomWidgetsConfig', function () {
     public async mappings() {
       return await this.invokeOnWidget('mappings');
     }
+    public async clearLog() {
+      return await this.invokeOnWidget('clearLog');
+    }
     // Invoke method on a Custom Widget.
     // Each method is available as a button with content that is equal to the method name.
     // It accepts single argument, that we pass by serializing it to #input textbox. Widget invokes
@@ -731,6 +738,94 @@ describe('CustomWidgetsConfig', function () {
     await revert();
   });
 
+  it('should support strictType setting', async () => {
+    const revert = await gu.begin();
+    await toggleWidgetMenu();
+    await clickOption(CUSTOM_URL);
+    await gu.setWidgetUrl(
+      createConfigUrl({
+        columns: [
+          {name: 'Any', type: 'Any', strictType: true},
+          {name: 'Date_Numeric', type: 'Date, Numeric', strictType: true},
+          {name: 'Date_Any', type: 'Date, Any', strictType: true},
+          {name: 'Date', type: 'Date', strictType: true},
+        ],
+        requiredAccess: 'read table',
+      })
+    );
+    await accept();
+    await widget.waitForFrame();
+    await gu.sendActions([
+      ['AddVisibleColumn', 'Table1', 'Any', {type: 'Any'}],
+      ['AddVisibleColumn', 'Table1', 'Date', {type: 'Date'}],
+      ['AddVisibleColumn', 'Table1', 'Numeric', {type: 'Numeric'}],
+    ]);
+
+    await gu.selectSectionByTitle('Widget');
+    // Make sure we have no mappings
+    assert.deepEqual(await widget.onRecordsMappings(), null);
+
+    await toggleDrop(pickerDrop('Date'));
+    assert.deepEqual(await getOptions(), ['Date']);
+
+    await toggleDrop(pickerDrop('Date_Any'));
+    assert.deepEqual(await getOptions(), ['Any', 'Date']);
+
+    await toggleDrop(pickerDrop('Date_Numeric'));
+    assert.deepEqual(await getOptions(), ['Date', 'Numeric']);
+
+    await toggleDrop(pickerDrop('Any'));
+    assert.deepEqual(await getOptions(), ['Any']);
+
+    await revert();
+  });
+
+  it('should react to widget options change', async () => {
+    const revert = await gu.begin();
+    await toggleWidgetMenu();
+    await clickOption(CUSTOM_URL);
+    await gu.setWidgetUrl(
+      createConfigUrl({
+        columns: [
+          {name: 'Choice', type: 'Choice', strictType: true},
+        ],
+        requiredAccess: 'read table',
+      })
+    );
+
+    const widgetOptions = {
+      choices: ['A'],
+      choiceOptions: {A: {textColor: 'red'}}
+    };
+
+    await gu.sendActions([
+      ['AddVisibleColumn', 'Table1', 'Choice', {type: 'Choice', widgetOptions: JSON.stringify(widgetOptions)}]
+    ]);
+    await accept();
+    await widget.waitForFrame();
+
+    await gu.selectSectionByTitle('Widget');
+    await toggleDrop(pickerDrop('Choice'));
+    await clickOption('Choice');
+
+    // Clear logs
+    await widget.clearLog();
+    assert.isEmpty(await widget.log());
+
+    // Now update options in that one column;
+    widgetOptions.choiceOptions.A.textColor = 'blue';
+    await gu.sendActions([
+      ['ModifyColumn', 'Table1', 'Choice', {widgetOptions: JSON.stringify(widgetOptions)}]
+    ]);
+
+    await gu.waitToPass(async () => {
+      // Make sure widget sees that mapping are changed.
+      assert.equal(await widget.log(), '{"tableId":"Table1","rowId":1,"dataChange":true,"mappingsChange":true}');
+    });
+
+    await revert();
+  });
+
   it('should remove mapping when column is deleted', async () => {
     const revert = await gu.begin();
     await toggleWidgetMenu();