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119 lines
5.1 KiB
119 lines
5.1 KiB
import * as log from "loglevel";
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import { ChatMessageDTO } from "../dto/ChatMessageDTO";
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import { EncryptionService } from "../service/EncryptionService";
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import { SJCLEncryptionService } from "../service/SJCLEncryptionService";
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import { JsonAPI } from "../singleton/JsonAPI";
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import { Sprintf } from "../singleton/Sprintf";
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import { ChatMessageViewModel } from "../viewmodel/ChatMessageViewModel";
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import { ChatModel } from "./ChatModel";
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import { fetchErrorHandler } from "./FetchErrorHandler";
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export class ChatModelHelper {
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private static readonly _encryptionService: EncryptionService = new SJCLEncryptionService();
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public static async getMessages(userName: string, passphrase: string, page: number | null, lastMessageTime: string | null, chatModel: ChatModel): Promise<ChatMessageViewModel[]> {
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switch (lastMessageTime) {
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case null: {
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const data: ChatMessageDTO[] = await this.getPaginatedMessagesAjax(userName, page!);
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const data2 = Promise.all(data.map(vm => this.toChatMessageVMAsync(vm, passphrase)).reverse());
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return data2;
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// return data.map(vm => this.toChatMessageVM(vm, passphrase)).reverse();
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}
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default: {
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const data: ChatMessageDTO[] = await this.getNewMessagesAjax(userName, lastMessageTime);
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return data.map(vm => this.toChatMessageVM(vm, passphrase));
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}
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}
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}
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private static async toChatMessageVMAsync(chatMessageDTO: ChatMessageDTO, passphrase: string): Promise<ChatMessageViewModel> {
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const vm = new ChatMessageViewModel();
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vm.fromUser = chatMessageDTO.fromUser;
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vm.toUser = chatMessageDTO.toUser;
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// vm.messageTime = chatMessageDTO.messageTime;
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chatMessageDTO.messageTime == null ? log.error("Message time somehow null") : vm.messageTime = chatMessageDTO.messageTime;
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vm.message = await this._encryptionService.decryptAsPromise(passphrase, chatMessageDTO.messageCipher);
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return vm;
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}
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private static toChatMessageVM(chatMessageDTO: ChatMessageDTO, passphrase: string): ChatMessageViewModel {
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const vm = new ChatMessageViewModel();
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vm.fromUser = chatMessageDTO.fromUser;
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vm.toUser = chatMessageDTO.toUser;
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// vm.messageTime = chatMessageDTO.messageTime;
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chatMessageDTO.messageTime == null ? log.error("Message time somehow null") : vm.messageTime = chatMessageDTO.messageTime;
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vm.message = this._encryptionService.decrypt(passphrase, chatMessageDTO.messageCipher) as string;
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return vm;
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}
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private static async getAllMessagesAjax(toUser: string): Promise<any> {
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const headers = new Headers();
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if (JsonAPI.authToken == null) {
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log.error("authToken null");
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return;
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};
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headers.append('X-AUTH-TOKEN', JsonAPI.authToken);
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const url = Sprintf(JsonAPI.CHAT_MESSAGES_GET, toUser);
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// const url = Sprintf(JsonAPI.CHAT_MESSAGE_PAGE_GET, toUser,1,5);
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log.debug(url)
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// const response = await fetch(`${JsonAPI.CHAT_MESSAGES_GET}/${toUser}`, {
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// method: 'GET',
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// headers: headers
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// });
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const response = await fetch(url, {
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method: 'GET',
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headers: headers
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});
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console.log(response.clone());
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if (fetchErrorHandler(response.clone())) {
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return null;
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}
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const data: Promise<any> = await response.json();
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return data;
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}
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private static async getPaginatedMessagesAjax(toUser: string, page: number): Promise<any> {
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const headers = new Headers();
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if (JsonAPI.authToken == null) {
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log.error("authToken null");
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return;
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};
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headers.append('X-AUTH-TOKEN', JsonAPI.authToken);
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// const url = Sprintf(JsonAPI.CHAT_MESSAGES_GET, toUser);
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const url = Sprintf(JsonAPI.CHAT_MESSAGE_PAGE_GET, toUser, page, 5);
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log.debug(url)
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// const response = await fetch(`${JsonAPI.CHAT_MESSAGES_GET}/${toUser}`, {
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// method: 'GET',
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// headers: headers
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// });
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const response = await fetch(url, {
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method: 'GET',
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headers: headers
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});
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console.log(response.clone());
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if (fetchErrorHandler(response.clone())) {
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return null;
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}
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const data: Promise<any> = await response.json();
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return data;
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}
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private static async getNewMessagesAjax(toUser: string, lastMessageTimeStamp: string): Promise<any> {
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const headers = new Headers();
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if (JsonAPI.authToken == null) {
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log.error("authToken null");
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return;
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};
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headers.append('X-AUTH-TOKEN', JsonAPI.authToken);
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const response = await fetch(`${JsonAPI.CHAT_MESSAGES_GET}/${toUser}/${lastMessageTimeStamp}`, {
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method: 'GET',
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headers: headers
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});
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console.log(response.clone());
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if (fetchErrorHandler(response.clone())) {
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return null;
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}
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const data: Promise<any> = await response.json();
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return data;
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}
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}
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