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wechatMp获得token的方式

This commit is contained in:
Xu Chang 2022-12-31 12:25:26 +08:00
parent ada14e6e62
commit f16b62ca18
3 changed files with 59 additions and 24 deletions
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5
lib/service/wechat/WechatMp.d.ts vendored
View File

@ -1,9 +1,10 @@
export declare class WechatMpInstance {
appId: string;
appSecret: string;
accessToken?: string;
refreshAccessTokenHandler?: any;
private accessToken?;
private refreshAccessTokenHandler?;
constructor(appId: string, appSecret: string);
private getAccessToken;
private access;
code2Session(code: string): Promise<{
sessionKey: string;

59
lib/service/wechat/WechatMp.js
View File

@ -10,6 +10,24 @@ var WechatMpInstance = /** @class */ (function () {
this.appSecret = appSecret;
this.refreshAccessToken();
}
WechatMpInstance.prototype.getAccessToken = function () {
return tslib_1.__awaiter(this, void 0, void 0, function () {
return tslib_1.__generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!true) return [3 /*break*/, 2];
if (this.accessToken) {
return [2 /*return*/, this.accessToken];
}
return [4 /*yield*/, new Promise(function (resolve) { return setTimeout(function () { return resolve(0); }, 500); })];
case 1:
_a.sent();
return [3 /*break*/, 0];
case 2: return [2 /*return*/];
}
});
});
};
WechatMpInstance.prototype.access = function (url, init) {
return tslib_1.__awaiter(this, void 0, void 0, function () {
var response, headers, status, contentType, json, data;
@ -104,30 +122,33 @@ var WechatMpInstance = /** @class */ (function () {
WechatMpInstance.prototype.getMpUnlimitWxaCode = function (_a) {
var scene = _a.scene, page = _a.page, envVersion = _a.envVersion, width = _a.width, autoColor = _a.autoColor, lineColor = _a.lineColor, isHyaline = _a.isHyaline;
return tslib_1.__awaiter(this, void 0, void 0, function () {
var result;
var token, result;
return tslib_1.__generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, this.access("https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=".concat(this.accessToken), {
method: 'POST',
headers: {
'Content-type': "application/json",
'Accept': 'image/jpg',
},
body: JSON.stringify({
// access_token: this.accessToken,
scene: scene,
page: page,
env_version: envVersion,
width: width,
auto_color: autoColor,
line_color: lineColor,
is_hyaline: isHyaline,
})
})];
case 0: return [4 /*yield*/, this.getAccessToken()];
case 1:
token = _b.sent();
return [4 /*yield*/, this.access("https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=".concat(token), {
method: 'POST',
headers: {
'Content-type': "application/json",
'Accept': 'image/jpg',
},
body: JSON.stringify({
// access_token: this.accessToken,
scene: scene,
page: page,
env_version: envVersion,
width: width,
auto_color: autoColor,
line_color: lineColor,
is_hyaline: isHyaline,
})
})];
case 2:
result = _b.sent();
return [4 /*yield*/, result.arrayBuffer()];
case 2: return [2 /*return*/, (_b.sent())];
case 3: return [2 /*return*/, (_b.sent())];
}
});
});

19
src/service/wechat/WechatMp.ts
View File

@ -5,8 +5,8 @@ export class WechatMpInstance {
appId: string;
appSecret: string;
accessToken?: string;
refreshAccessTokenHandler?: any;
private accessToken?: string;
private refreshAccessTokenHandler?: any;
constructor(appId: string, appSecret: string) {
this.appId = appId;
@ -15,6 +15,18 @@ export class WechatMpInstance {
this.refreshAccessToken();
}
private async getAccessToken() {
while (true) {
if (this.accessToken) {
return this.accessToken;
}
await new Promise(
(resolve) => setTimeout(() => resolve(0), 500)
);
}
}
private async access(url: string, init?: RequestInit) {
const response = await global.fetch(url, init);
@ -101,7 +113,8 @@ export class WechatMpInstance {
};
isHyaline?: true;
}) {
const result = await this.access(`https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=${this.accessToken}`, {
const token = await this.getAccessToken();
const result = await this.access(`https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=${token}`, {
method: 'POST',
headers: {
'Content-type': "application/json",