Tims-Chat/files_wcf/js/Bastelstu.be/Chat/Messenger.js

/*
 * Copyright (c) 2010-2018 Tim Düsterhus.
 *
 * Use of this software is governed by the Business Source License
 * included in the LICENSE file.
 *
 * Change Date: 2022-11-27
 *
 * On the date above, in accordance with the Business Source
 * License, use of this software will be governed by version 2
 * or later of the General Public License.
 */

define([ './console'
       , 'Bastelstu.be/PromiseWrap/Ajax'
       , './Room'
       ], function (console, Ajax, Room) {
	"use strict";

	const DEPENDENCIES = [ 'sessionID', 'Room', 'Message' ]
	class Messenger {
		constructor(sessionID, room, Message) {
			if (!(room instanceof Room)) throw new TypeError('You must pass a Room to the Messenger')

			this.sessionID = sessionID
			this.room = room
			this.Message = Message
		}

		async pull(from = 0, to = 0, inLog = false) {
			console.debug(`Messenger.pull`, 'from', from, 'to', to, 'inLog', inLog)

			const payload = { actionName: 'pull'
			                , parameters: { inLog }
			                }
			if (from !== 0 && to !== 0) {
				throw new Error('You must not set both from and to')
			}
			if (from !== 0) payload.parameters.from = from
			if (to !== 0) payload.parameters.to = to

			const data = await Ajax.api(this, payload)
			const messages = Object.values(data.returnValues.messages).map((item) => this.Message.instance(item))
			const { from: newFrom, to: newTo } = data.returnValues

			return { messages, from: newFrom, to: newTo }
		}

		async push({ commandID, parameters }) {
			const payload = { actionName: 'push'
			                , parameters: { commandID
			                              , parameters: JSON.stringify(parameters)
			                              }
			                }

			return Ajax.api(this, payload)
		}

		_ajaxSetup() {
			return { silent: true
			       , ignoreError: true
			       , data: { className: 'chat\\data\\message\\MessageAction'
			               , parameters: { roomID: this.room.roomID
			                             , sessionID: this.sessionID
			                             }
			               }
			       }
		}
	}
	Messenger.DEPENDENCIES = DEPENDENCIES

	return Messenger
});