324 lines
11 KiB
JavaScript
324 lines
11 KiB
JavaScript
import { assert } from 'oak-domain/lib/utils/assert';
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import { applicationProjection } from '../types/Projection';
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import WechatSDK from 'oak-external-sdk/lib/WechatSDK';
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import fs from 'fs';
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import { cloneDeep } from 'oak-domain/lib/utils/lodash';
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import { generateNewIdAsync } from 'oak-domain/lib/utils/uuid';
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async function getApplicationByDomain(context, options) {
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const { data, type, domain } = options;
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let applications = await context.select('application', {
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data,
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filter: {
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type,
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system: {
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domain$system: {
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url: domain,
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},
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},
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domain: {
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url: domain,
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},
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},
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}, {});
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assert(applications.length <= 1, `应用指定域名(domainId)只能存在一项或未指定`);
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if (applications.length === 0) {
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applications = await context.select('application', {
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data: data,
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filter: {
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type,
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system: {
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domain$system: {
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url: domain,
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},
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},
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domainId: {
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$exists: false,
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},
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},
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}, {});
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}
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return applications;
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}
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export async function getApplication(params, context) {
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const { type, domain, data, appId } = params;
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// 先找指定domain的应用，如果不存在再找系统下面的domain， 但无论怎么样都必须一项
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const applications = await getApplicationByDomain(context, {
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type,
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domain,
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data,
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});
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switch (type) {
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case 'wechatMp': {
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assert(applications.length === 1, `微信小程序环境下，同一个系统必须存在唯一的【${type}】应用`);
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const application = applications[0];
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return application.id;
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}
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case 'native': {
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assert(applications.length === 1, `APP环境下，同一个系统必须存在唯一的【${type}】应用`);
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const application = applications[0];
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return application.id;
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}
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case 'wechatPublic': {
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// 微信公众号环境下，未配置公众号，可以使用web的application
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if (applications.length === 0) {
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const webApplications = await getApplicationByDomain(context, {
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type: 'web',
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domain,
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data,
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});
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assert(webApplications.length === 1, '微信公众号环境下, 可以未配置公众号，但必须存在web的application');
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const application = webApplications[0];
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return application.id;
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}
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assert(applications.length === 1, `微信公众号环境下，同一个系统必须存在唯一的【${type}】应用 或 多个${type}应用必须配置域名`);
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const application = applications[0];
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return application.id;
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}
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case 'web': {
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assert(applications.length === 1, `web环境下，同一个系统必须存在唯一的【${type}】应用 或 多个${type}应用必须配置域名`);
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const application = applications[0];
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return application.id;
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}
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default: {
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assert(false, `不支持的类型【${type}】`);
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return;
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}
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}
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}
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export async function signatureJsSDK({ url, env }, context) {
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const application = context.getApplication();
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const { type, config } = application;
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assert(type === 'wechatPublic' && config.type === 'wechatPublic');
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const config2 = config;
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const { appId, appSecret } = config2;
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const wechatInstance = WechatSDK.getInstance(appId, 'wechatPublic', appSecret);
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const result = await wechatInstance.signatureJsSDK({ url });
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return result;
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}
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export async function uploadWechatMedia(params, // FormData表单提交 isPermanent 变成 'true' | 'false'
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context) {
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const { applicationId, file, type: mediaType, description, extraFileId, } = params;
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assert(applicationId);
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const isPermanent = params.isPermanent === 'true';
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const filename = file.originalFilename;
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const filetype = file.mimetype;
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const fileLength = file.size;
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const fileStream = fs.createReadStream(file.filepath);
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const [application] = await context.select('application', {
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data: cloneDeep(applicationProjection),
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filter: {
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id: applicationId,
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},
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}, {
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dontCollect: true,
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});
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const { type, config } = application;
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assert(type === 'wechatPublic' || type === 'wechatMp');
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let wechatInstance;
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if (type === 'wechatPublic') {
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assert(config.type === 'wechatPublic');
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const config2 = config;
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const { appId, appSecret } = config2;
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wechatInstance = WechatSDK.getInstance(appId, 'wechatPublic', appSecret);
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}
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else {
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assert(config.type === 'wechatMp');
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const config2 = config;
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const { appId, appSecret } = config2;
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wechatInstance = WechatSDK.getInstance(appId, 'wechatPublic', appSecret);
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}
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let mediaId;
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if (isPermanent) {
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// 只有公众号才能上传永久素材
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assert(type === 'wechatPublic');
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const result = (await wechatInstance.createMaterial({
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type: mediaType,
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media: fileStream,
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filename,
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filetype,
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fileLength,
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description: description ? JSON.parse(description) : null,
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}));
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mediaId = result.media_id;
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}
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else {
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const result = (await wechatInstance.createTemporaryMaterial({
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type: mediaType,
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media: fileStream,
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filename,
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filetype,
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fileLength,
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}));
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mediaId = result.media_id;
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}
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if (extraFileId) {
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const closeRootMode = context.openRootMode();
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try {
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await context.operate('extraFile', {
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id: await generateNewIdAsync(),
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action: 'update',
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data: {
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extra1: mediaId,
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},
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filter: {
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id: extraFileId,
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},
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}, {
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dontCollect: true,
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});
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closeRootMode();
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}
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catch (err) {
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closeRootMode();
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throw err;
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}
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}
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return {
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mediaId,
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};
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}
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export async function getMaterial(params, context) {
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const { mediaId, applicationId, isPermanent = false } = params;
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assert(applicationId);
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assert(mediaId);
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const [application] = await context.select('application', {
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data: cloneDeep(applicationProjection),
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filter: {
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id: applicationId,
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},
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}, {
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dontCollect: true,
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});
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assert(application);
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const { type, config } = application;
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assert(type === 'wechatPublic' || type === 'wechatMp');
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let wechatInstance;
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if (type === 'wechatPublic') {
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const config2 = config;
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const { appId, appSecret } = config2;
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wechatInstance = WechatSDK.getInstance(appId, type, appSecret);
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}
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else {
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const config2 = config;
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const { appId, appSecret } = config2;
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wechatInstance = WechatSDK.getInstance(appId, type, appSecret);
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}
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let result;
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if (isPermanent) {
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// 只有公众号才能获取永久素材
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assert(type === 'wechatPublic');
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result = await wechatInstance.getMaterial({
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mediaId,
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});
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}
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else {
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result = await wechatInstance.getTemporaryMaterial({
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mediaId,
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});
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}
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if (result instanceof ArrayBuffer) {
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return Buffer.from(result).toString('base64');
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}
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return result;
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}
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export async function deleteMaterial(params, context) {
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const { mediaId, applicationId } = params;
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assert(applicationId);
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assert(mediaId);
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const [application] = await context.select('application', {
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data: cloneDeep(applicationProjection),
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filter: {
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id: applicationId,
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},
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}, {
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dontCollect: true,
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});
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assert(application);
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const { type, config } = application;
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assert(type === 'wechatPublic');
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const config2 = config;
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const { appId, appSecret } = config2;
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const wechatInstance = WechatSDK.getInstance(appId, type, appSecret);
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const result = await wechatInstance.deleteMaterial({
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mediaId,
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});
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return result;
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}
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export async function batchGetArticle(params, context) {
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const { applicationId, offset, count, noContent } = params;
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assert(applicationId);
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const [application] = await context.select('application', {
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data: cloneDeep(applicationProjection),
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filter: {
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id: applicationId,
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},
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}, {
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dontCollect: true,
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});
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assert(application);
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const { type, config } = application;
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assert(type === 'wechatPublic');
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let appId, appSecret;
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const config2 = config;
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appId = config2.appId;
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appSecret = config2.appSecret;
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const wechatInstance = WechatSDK.getInstance(appId, type, appSecret);
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const result = await wechatInstance.batchGetArticle({
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offset,
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count,
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noContent,
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});
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return result;
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}
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export async function getArticle(params, context) {
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const { applicationId, articleId } = params;
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assert(applicationId);
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const [application] = await context.select('application', {
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data: cloneDeep(applicationProjection),
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filter: {
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id: applicationId,
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},
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}, {
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dontCollect: true,
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});
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assert(application);
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const { type, config } = application;
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assert(type === 'wechatPublic');
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let appId, appSecret;
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const config2 = config;
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appId = config2.appId;
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appSecret = config2.appSecret;
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const wechatInstance = WechatSDK.getInstance(appId, type, appSecret);
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const result = await wechatInstance.getArticle({
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articleId,
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});
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return result;
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}
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export async function batchGetMaterialList(params, context) {
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const { applicationId } = params;
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assert(applicationId);
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const [application] = await context.select('application', {
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data: cloneDeep(applicationProjection),
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filter: {
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id: applicationId,
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},
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}, {
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dontCollect: true,
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});
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assert(application);
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const { type, config } = application;
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assert(type === 'wechatPublic');
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let appId, appSecret;
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const config2 = config;
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appId = config2.appId;
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appSecret = config2.appSecret;
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const wechatInstance = WechatSDK.getInstance(appId, type, appSecret);
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const { type: materialType, offset, count } = params;
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const result = await wechatInstance.batchGetMaterialList({
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type: materialType,
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offset,
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count,
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});
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return result;
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}
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