Update DropMetada and documentPaste proposed API for 1.88 compatibili…

…ty (#13632)

contributed on behalf of STMicroelectronics

Signed-off-by: Remi Schnekenburger <rschnekenburger@eclipsesource.com>

packages/plugin-ext/src/common/plugin-api-rpc-model.ts

@@ -18,7 +18,7 @@ import * as theia from '@theia/plugin';
 import type * as monaco from '@theia/monaco-editor-core';
 import { MarkdownString as MarkdownStringDTO } from '@theia/core/lib/common/markdown-rendering';
 import { UriComponents } from './uri-components';
-import { CompletionItemTag, SnippetString } from '../plugin/types-impl';
+import { CompletionItemTag, DocumentPasteEditKind, SnippetString } from '../plugin/types-impl';
 import { Event as TheiaEvent } from '@theia/core/lib/common/event';
 import { URI } from '@theia/core/shared/vscode-uri';
 import { SerializedRegExp } from './plugin-api-rpc';
@@ -330,7 +330,7 @@ export interface DocumentDropEdit {
 }
 
 export interface DocumentDropEditProviderMetadata {
-    readonly id: string;
+    readonly providedDropEditKinds?: readonly DocumentPasteEditKind[];
     readonly dropMimeTypes: readonly string[];
 }
 

packages/plugin-ext/src/plugin/plugin-context.ts

@@ -198,6 +198,8 @@ import {
     TextMergeTabInput,
     WebviewEditorTabInput,
     DocumentPasteEdit,
+    DocumentPasteEditKind,
+    DocumentPasteTriggerKind,
     ExternalUriOpenerPriority,
     EditSessionIdentityMatch,
     TerminalOutputAnchor,
@@ -1403,6 +1405,8 @@ export function createAPIFactory(
             TerminalOutputAnchor,
             TerminalExitReason,
             DocumentPasteEdit,
+            DocumentPasteEditKind,
+            DocumentPasteTriggerKind,
             ExternalUriOpenerPriority,
             TerminalQuickFixTerminalCommand,
             TerminalQuickFixOpener,

packages/plugin-ext/src/plugin/types-impl.ts

@@ -1643,15 +1643,11 @@ export class DocumentLink {
 
 @es5ClassCompat
 export class DocumentDropEdit {
-
-    id?: string;
-
-    priority?: number;
-
-    label?: string;
-
+    title?: string;
+    kind: DocumentPasteEditKind;
+    handledMimeType?: string;
+    yieldTo?: ReadonlyArray<DocumentPasteEditKind>;
     insertText: string | SnippetString;
-
     additionalEdit?: WorkspaceEdit;
 
     constructor(insertText: string | SnippetString) {
@@ -3740,19 +3736,57 @@ export class InteractiveWindowInput {
 // #endregion
 
 // #region DocumentPaste
+export class DocumentPasteEditKind {
+    static Empty: DocumentPasteEditKind;
+
+    constructor(public readonly value: string) { }
+
+    /** @stubbed */
+    append(...parts: string[]): CodeActionKind {
+        return CodeActionKind.Empty;
+    };
+
+    /** @stubbed */
+    intersects(other: CodeActionKind): boolean {
+        return false;
+    }
+
+    /** @stubbed */
+    contains(other: CodeActionKind): boolean {
+        return false;
+    }
+}
+DocumentPasteEditKind.Empty = new DocumentPasteEditKind('');
+
 @es5ClassCompat
 export class DocumentPasteEdit {
-    constructor(insertText: string | SnippetString, id: string, label: string) {
+    constructor(insertText: string | SnippetString, title: string, kind: DocumentPasteEditKind) {
         this.insertText = insertText;
-        this.id = id;
-        this.label = label;
+        this.title = title;
+        this.kind = kind;
     }
+    title: string;
+    kind: DocumentPasteEditKind;
     insertText: string | SnippetString;
     additionalEdit?: WorkspaceEdit;
-    id: string;
-    label: string;
-    priority?: number;
+    yieldTo?: readonly DocumentPasteEditKind[];
 }
+
+/**
+ * The reason why paste edits were requested.
+ */
+export enum DocumentPasteTriggerKind {
+    /**
+     * Pasting was requested as part of a normal paste operation.
+     */
+    Automatic = 0,
+
+    /**
+     * Pasting was requested by the user with the `paste as` command.
+     */
+    PasteAs = 1,
+}
+
 // #endregion
 
 // #region DocumentPaste

packages/plugin/src/theia.proposed.documentPaste.d.ts

@@ -23,54 +23,107 @@
 export module '@theia/plugin' {
 
     /**
-     * Provider invoked when the user copies and pastes code.
+     * The reason why paste edits were requested.
      */
-    export interface DocumentPasteEditProvider {
+    export enum DocumentPasteTriggerKind {
+        /**
+         * Pasting was requested as part of a normal paste operation.
+         */
+        Automatic = 0,
+
+        /**
+         * Pasting was requested by the user with the `paste as` command.
+         */
+        PasteAs = 1,
+    }
+
+    /**
+     * Additional information about the paste operation.
+     */
+
+    export interface DocumentPasteEditContext {
+        /**
+         * Requested kind of paste edits to return.
+         */
+        readonly only: DocumentPasteEditKind | undefined;
+
+        /**
+         * The reason why paste edits were requested.
+         */
+        readonly triggerKind: DocumentPasteTriggerKind;
+    }
+
+    /**
+     * Provider invoked when the user copies or pastes in a {@linkcode TextDocument}.
+     */
+    interface DocumentPasteEditProvider<T extends DocumentPasteEdit = DocumentPasteEdit> {
 
         /**
          * Optional method invoked after the user copies text in a file.
          *
-         * During {@link prepareDocumentPaste}, an extension can compute metadata that is attached to
-         * a {@link DataTransfer} and is passed back to the provider in {@link provideDocumentPasteEdits}.
+         * This allows the provider to attach copy metadata to the {@link DataTransfer}
+         * which is then passed back to providers in {@linkcode provideDocumentPasteEdits}.
+         *
+         * Note that currently any changes to the {@linkcode DataTransfer} are isolated to the current editor session.
+         * This means that added metadata cannot be seen by other applications.
          *
          * @param document Document where the copy took place.
-         * @param ranges Ranges being copied in the `document`.
-         * @param dataTransfer The data transfer associated with the copy. You can store additional values on this for later use in  {@link provideDocumentPasteEdits}.
+         * @param ranges Ranges being copied in {@linkcode document}.
+         * @param dataTransfer The data transfer associated with the copy. You can store additional values on this for later use in  {@linkcode provideDocumentPasteEdits}.
+         * This object is only valid for the duration of this method.
          * @param token A cancellation token.
+         *
+         * @return Optional thenable that resolves when all changes to the `dataTransfer` are complete.
          */
         prepareDocumentPaste?(document: TextDocument, ranges: readonly Range[], dataTransfer: DataTransfer, token: CancellationToken): void | Thenable<void>;
 
         /**
          * Invoked before the user pastes into a document.
          *
-         * In this method, extensions can return a workspace edit that replaces the standard pasting behavior.
+         * Returned edits can replace the standard pasting behavior.
          *
          * @param document Document being pasted into
-         * @param ranges Currently selected ranges in the document.
-         * @param dataTransfer The data transfer associated with the paste.
+         * @param ranges Range in the {@linkcode document} to paste into.
+         * @param dataTransfer The {@link DataTransfer data transfer} associated with the paste. This object is only valid for the duration of the paste operation.
+         * @param context Additional context for the paste.
          * @param token A cancellation token.
          *
-         * @return Optional workspace edit that applies the paste. Return undefined to use standard pasting.
+         * @return Set of potential {@link DocumentPasteEdit edits} that apply the paste. Return `undefined` to use standard pasting.
          */
-        provideDocumentPasteEdits?(document: TextDocument, ranges: readonly Range[], dataTransfer: DataTransfer, token: CancellationToken): ProviderResult<DocumentPasteEdit>;
+        provideDocumentPasteEdits?(document: TextDocument, ranges: readonly Range[], dataTransfer: DataTransfer, context: DocumentPasteEditContext,
+            token: CancellationToken): ProviderResult<T[]>;
+
+        /**
+         * Optional method which fills in the {@linkcode DocumentPasteEdit.additionalEdit} before the edit is applied.
+         *
+         * This is called once per edit and should be used if generating the complete edit may take a long time.
+         * Resolve can only be used to change {@link DocumentPasteEdit.additionalEdit}.
+         *
+         * @param pasteEdit The {@linkcode DocumentPasteEdit} to resolve.
+         * @param token A cancellation token.
+         *
+         * @returns The resolved paste edit or a thenable that resolves to such. It is OK to return the given
+         * `pasteEdit`. If no result is returned, the given `pasteEdit` is used.
+         */
+        resolveDocumentPasteEdit?(pasteEdit: T, token: CancellationToken): ProviderResult<T>;
     }
 
     /**
-     * An operation applied on paste
+     * An edit applied on paste.
      */
     class DocumentPasteEdit {
+
         /**
          * Human readable label that describes the edit.
          */
-        label: string;
+        title: string;
 
         /**
-         * Controls the ordering or multiple paste edits. If this provider yield to edits, it will be shown lower in the list.
+         * {@link DocumentPasteEditKind Kind} of the edit.
+         *
+         * Used to identify specific types of edits.
          */
-        yieldTo?: ReadonlyArray<
-            | { readonly extensionId: string; readonly providerId: string }
-            | { readonly mimeType: string }
-        >;
+        kind: DocumentPasteEditKind;
 
         /**
          * The text or snippet to insert at the pasted locations.
@@ -83,43 +136,77 @@ export module '@theia/plugin' {
         additionalEdit?: WorkspaceEdit;
 
         /**
-         * @param insertText The text or snippet to insert at the pasted locations.
+         * Controls the ordering of paste edits provided by multiple providers.
          *
-         * TODO: Reverse args, but this will break existing consumers :(
+         * If this edit yields to another, it will be shown lower in the list of paste edit.
          */
-        constructor(insertText: string | SnippetString, id: string, label: string);
+        yieldTo?: readonly DocumentPasteEditKind[];
+
+        /**
+         * Create a new paste edit.
+         *
+         * @param insertText The text or snippet to insert at the pasted locations.
+         * @param title Human readable label that describes the edit.
+         * @param kind {@link DocumentPasteEditKind Kind} of the edit.
+         */
+        constructor(insertText: string | SnippetString, title: string, kind: DocumentPasteEditKind);
+    }
+
+    /**
+     * TODO: Share with code action kind?
+     */
+    class DocumentPasteEditKind {
+        static readonly Empty: DocumentPasteEditKind;
+
+        // TODO: Add `Text` any others?
+
+        private constructor(value: string);
+
+        readonly value: string;
+
+        append(...parts: string[]): CodeActionKind;
+        intersects(other: CodeActionKind): boolean;
+        contains(other: CodeActionKind): boolean;
     }
 
     interface DocumentPasteProviderMetadata {
         /**
-         * Identifies the provider.
-         *
-         * This id is used when users configure the default provider for paste.
+         * List of {@link DocumentPasteEditKind kinds} that the provider may return in {@linkcode DocumentPasteEditProvider.provideDocumentPasteEdits provideDocumentPasteEdits}.
          *
-         * This id should be unique within the extension but does not need to be unique across extensions.
+         * The provider will only be invoked when one of these kinds is being requested. For normal pasting, all providers will be invoked.
          */
-        readonly id: string;
+        readonly providedPasteEditKinds: readonly DocumentPasteEditKind[];
 
         /**
-         * Mime types that {@link DocumentPasteEditProvider.prepareDocumentPaste provideDocumentPasteEdits} may add on copy.
+         * Mime types that {@linkcode DocumentPasteEditProvider.prepareDocumentPaste prepareDocumentPaste} may add on copy.
          */
         readonly copyMimeTypes?: readonly string[];
 
         /**
-         * Mime types that {@link DocumentPasteEditProvider.provideDocumentPasteEdits provideDocumentPasteEdits} should be invoked for.
+         * Mime types that {@linkcode DocumentPasteEditProvider.provideDocumentPasteEdits provideDocumentPasteEdits} should be invoked for.
          *
          * This can either be an exact mime type such as `image/png`, or a wildcard pattern such as `image/*`.
          *
          * Use `text/uri-list` for resources dropped from the explorer or other tree views in the workbench.
          *
-         * Use `files` to indicate that the provider should be invoked if any {@link DataTransferFile files} are present in the {@link DataTransfer}.
-         * Note that {@link DataTransferFile} entries are only created when dropping content from outside the editor, such as
+         * Use `files` to indicate that the provider should be invoked if any {@link DataTransferFile files} are present in the {@linkcode DataTransfer}.
+         * Note that {@linkcode DataTransferFile} entries are only created when dropping content from outside the editor, such as
          * from the operating system.
          */
         readonly pasteMimeTypes?: readonly string[];
     }
 
     namespace languages {
+        /**
+         * Registers a new {@linkcode DocumentPasteEditProvider}.
+         *
+         * @param selector A selector that defines the documents this provider applies to.
+         * @param provider A paste editor provider.
+         * @param metadata Additional metadata about the provider.
+         *
+         * @returns A {@link Disposable} that unregisters this provider when disposed of.
+         * @stubbed
+         */
         export function registerDocumentPasteEditProvider(selector: DocumentSelector, provider: DocumentPasteEditProvider, metadata: DocumentPasteProviderMetadata): Disposable;
     }
 }

packages/plugin/src/theia.proposed.dropMetadata.d.ts

@@ -29,7 +29,16 @@ export module '@theia/plugin' {
         /**
          * Human readable label that describes the edit.
          */
-        label?: string;
+        title?: string;
+
+        /**
+         * {@link DocumentPasteEditKind Kind} of the edit.
+         *
+         * Used to identify specific types of edits.
+         *
+         * TODO: use own type?
+         */
+        kind: DocumentPasteEditKind;
 
         /**
          * The mime type from the {@link DataTransfer} that this edit applies.
@@ -39,21 +48,11 @@ export module '@theia/plugin' {
         /**
          * Controls the ordering or multiple paste edits. If this provider yield to edits, it will be shown lower in the list.
          */
-        yieldTo?: ReadonlyArray<
-            | { readonly extensionId: string; readonly providerId: string }
-            | { readonly mimeType: string }
-        >;
+        yieldTo?: ReadonlyArray<DocumentPasteEditKind>;
     }
 
     export interface DocumentDropEditProviderMetadata {
-        /**
-         * Identifies the provider.
-         *
-         * This id is used when users configure the default provider for drop.
-         *
-         * This id should be unique within the extension but does not need to be unique across extensions.
-         */
-        readonly id: string;
+        readonly providedDropEditKinds?: readonly DocumentPasteEditKind[];
 
         /**
          * List of data transfer types that the provider supports.