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const chokidar = require("chokidar");
const bodyParser = require("body-parser");
const chalk = require("chalk");
const path = require("path");
const Mock = require("mockjs");
const mockDir = path.join(process.cwd(), "mock");
/**
*
* @param app
* @returns {{mockStartIndex: number, mockRoutesLength: number}}
*/
function registerRoutes(app) {
let mockLastIndex;
const { default: mocks } = require("./index.js");
const mocksForServer = mocks.map((route) => {
return responseFake(route.url, route.type, route.response);
});
for (const mock of mocksForServer) {
app[mock.type](mock.url, mock.response);
mockLastIndex = app._router.stack.length;
}
const mockRoutesLength = Object.keys(mocksForServer).length;
return {
mockRoutesLength: mockRoutesLength,
mockStartIndex: mockLastIndex - mockRoutesLength,
};
}
/**
*
* @param url
* @param type
* @param respond
* @returns {{response(*=, *=): void, type: (*|string), url: RegExp}}
*/
const responseFake = (url, type, respond) => {
return {
url: new RegExp(`${process.env.VUE_APP_BASE_API}${url}`),
type: type || "get",
response(req, res) {
if (JSON.stringify(req.body) !== "{}") {
console.log(chalk.green(`> 请求地址：${req.path}`));
console.log(chalk.green(`> 请求参数：${JSON.stringify(req.body)}\n`));
} else {
console.log(chalk.green(`> 请求地址：${req.path}\n`));
}
res.json(
Mock.mock(respond instanceof Function ? respond(req, res) : respond)
);
},
};
};
/**
*
* @param app
*/
module.exports = (app) => {
require("@babel/register");
app.use(bodyParser.json());
app.use(
bodyParser.urlencoded({
extended: true,
})
);
const mockRoutes = registerRoutes(app);
let mockRoutesLength = mockRoutes.mockRoutesLength;
let mockStartIndex = mockRoutes.mockStartIndex;
chokidar
.watch(mockDir, {
ignored: /mock-server/,
ignoreInitial: true,
})
.on("all", (event, path) => {
if (event === "change" || event === "add") {
try {
app._router.stack.splice(mockStartIndex, mockRoutesLength);
Object.keys(require.cache).forEach((item) => {
if (item.includes(mockDir)) {
delete require.cache[require.resolve(item)];
}
});
const mockRoutes = registerRoutes(app);
mockRoutesLength = mockRoutes.mockRoutesLength;
mockStartIndex = mockRoutes.mockStartIndex;
//console.log(chalk.blue(`> Mock服务热更新成功：${path}`));
} catch (error) {
console.log(chalk.red(error));
}
}
});
};