element-portable/src/components/views/rooms/wysiwyg_composer/hooks/useWysiwygSendActionHandler.ts
David Langley 491f0cd08a
Change license (#13)
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2024-09-09 13:57:16 +00:00

70 lines
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TypeScript

/*
Copyright 2024 New Vector Ltd.
Copyright 2022 The Matrix.org Foundation C.I.C.
SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
Please see LICENSE files in the repository root for full details.
*/
import { MutableRefObject, useCallback, useRef } from "react";
import defaultDispatcher from "../../../../../dispatcher/dispatcher";
import { Action } from "../../../../../dispatcher/actions";
import { ActionPayload } from "../../../../../dispatcher/payloads";
import { TimelineRenderingType, useRoomContext } from "../../../../../contexts/RoomContext";
import { useDispatcher } from "../../../../../hooks/useDispatcher";
import { focusComposer } from "./utils";
import { ComposerFunctions } from "../types";
import { ComposerType } from "../../../../../dispatcher/payloads/ComposerInsertPayload";
import { useComposerContext } from "../ComposerContext";
import { setSelection } from "../utils/selection";
export function useWysiwygSendActionHandler(
disabled: boolean,
composerElement: MutableRefObject<HTMLElement>,
composerFunctions: ComposerFunctions,
): void {
const roomContext = useRoomContext();
const composerContext = useComposerContext();
const timeoutId = useRef<number | null>(null);
const handler = useCallback(
(payload: ActionPayload) => {
// don't let the user into the composer if it is disabled - all of these branches lead
// to the cursor being in the composer
if (disabled || !composerElement?.current) return;
const context = payload.context ?? TimelineRenderingType.Room;
switch (payload.action) {
case "reply_to_event":
case Action.FocusAComposer:
case Action.FocusSendMessageComposer:
focusComposer(composerElement, context, roomContext, timeoutId);
break;
case Action.ClearAndFocusSendMessageComposer:
// When a thread is opened, prevent the main composer to steal the thread composer focus
if (payload.timelineRenderingType !== roomContext.timelineRenderingType) break;
composerFunctions.clear();
focusComposer(composerElement, context, roomContext, timeoutId);
break;
case Action.ComposerInsert:
if (payload.timelineRenderingType !== roomContext.timelineRenderingType) break;
if (payload.composerType !== ComposerType.Send) break;
if (payload.userId) {
// TODO insert mention - see SendMessageComposer
} else if (payload.event) {
// TODO insert quote message - see SendMessageComposer
} else if (payload.text) {
setSelection(composerContext.selection).then(() => composerFunctions.insertText(payload.text));
}
break;
}
},
[disabled, composerElement, roomContext, composerFunctions, composerContext],
);
useDispatcher(defaultDispatcher, handler);
}