WebSocket: добавлен метод worker-get-state-finish, небольшой рефакторинг
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@@ -14,7 +14,7 @@ class Reader {
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constructor() {
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}
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async getStateFinish(workerId, callback) {
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async getWorkerStateFinish(workerId, callback) {
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if (!callback) callback = () => {};
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let response = {};
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@@ -77,12 +77,12 @@ class Reader {
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callback({totalSteps: 4});
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callback(response.data);
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response = await this.getStateFinish(workerId, callback);
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response = await this.getWorkerStateFinish(workerId, callback);
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if (response) {
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if (response.state == 'finish') {//воркер закончил работу, можно скачивать кешированный на сервере файл
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callback({step: 4});
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const book = await this.loadCachedBook(response.path, callback, false, (response.size ? response.size : -1));
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const book = await this.loadCachedBook(response.path, callback, response.size);
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return Object.assign({}, response, {data: book.data});
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}
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@@ -100,69 +100,52 @@ class Reader {
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}
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}
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async checkUrl(url) {
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let fileExists = false;
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async checkCachedBook(url) {
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let estSize = -1;
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try {
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await axios.head(url, {headers: {'Cache-Control': 'no-cache'}});
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fileExists = true;
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const response = await axios.head(url, {headers: {'Cache-Control': 'no-cache'}});
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if (response.headers['content-length']) {
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estSize = response.headers['content-length'];
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}
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} catch (e) {
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//
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}
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//восстановим при необходимости файл на сервере из удаленного облака
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let response = null
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try {
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await wsc.open();
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response = await wsc.message(wsc.send({action: 'reader-restore-cached-file', path: url}));
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} catch (e) {
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console.error(e);
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//если с WebSocket проблема, работаем по http
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response = await api.post('/restore-cached-file', {path: url});
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response = response.data;
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}
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//восстановим при необходимости файл на сервере из удаленного облака
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if (!fileExists) {
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let response = await api.post('/restore-cached-file', {path: url});
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const workerId = response.data.workerId;
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const workerId = response.workerId;
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if (!workerId)
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throw new Error('Неверный ответ api');
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response = await this.getStateFinish(workerId);
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response = await this.getWorkerStateFinish(workerId);
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if (response.state == 'error') {
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throw new Error(response.error);
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}
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if (response.size && estSize < 0) {
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estSize = response.size;
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}
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}
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return true;
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return estSize;
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}
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async loadCachedBook(url, callback, restore = true, estSize = -1) {
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async loadCachedBook(url, callback, estSize = -1) {
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if (!callback) callback = () => {};
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let response = null;
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callback({state: 'loading', progress: 0});
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//получение размера файла
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let fileExists = false;
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if (estSize < 0) {
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try {
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response = await axios.head(url, {headers: {'Cache-Control': 'no-cache'}});
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if (response.headers['content-length']) {
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estSize = response.headers['content-length'];
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}
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fileExists = true;
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} catch (e) {
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//
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}
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}
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//восстановим при необходимости файл на сервере из удаленного облака
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if (restore && !fileExists) {
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response = await api.post('/restore-cached-file', {path: url});
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const workerId = response.data.workerId;
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if (!workerId)
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throw new Error('Неверный ответ api');
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response = await this.getStateFinish(workerId);
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if (response.state == 'error') {
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throw new Error(response.error);
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}
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if (response.size && estSize < 0) {
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estSize = response.size;
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}
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if (estSize && estSize < 0) {
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estSize = await this.checkCachedBook(url);
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}
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//получение файла
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@@ -272,7 +272,7 @@ class RecentBooksPage extends Vue {
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async downloadBook(fb2path) {
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try {
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await readerApi.checkUrl(fb2path);
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await readerApi.checkCachedBook(fb2path);
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const d = this.$refs.download;
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d.href = fb2path;
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