82 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
		
		
			
		
	
	
			82 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
|  | 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') | ||
|  | 
 | ||
|  | function registerRoutes(app) { | ||
|  |   let mockLastIndex | ||
|  |   const { 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 | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | function unregisterRoutes() { | ||
|  |   Object.keys(require.cache).forEach(i => { | ||
|  |     if (i.includes(mockDir)) { | ||
|  |       delete require.cache[require.resolve(i)] | ||
|  |     } | ||
|  |   }) | ||
|  | } | ||
|  | 
 | ||
|  | // for mock server
 | ||
|  | const responseFake = (url, type, respond) => { | ||
|  |   return { | ||
|  |     url: new RegExp(`${process.env.VUE_APP_BASE_API}${url}`), | ||
|  |     type: type || 'get', | ||
|  |     response(req, res) { | ||
|  |       console.log('request invoke:' + req.path) | ||
|  |       res.json(Mock.mock(respond instanceof Function ? respond(req, res) : respond)) | ||
|  |     } | ||
|  |   } | ||
|  | } | ||
|  | 
 | ||
|  | module.exports = app => { | ||
|  |   // parse app.body
 | ||
|  |   // https://expressjs.com/en/4x/api.html#req.body
 | ||
|  |   app.use(bodyParser.json()) | ||
|  |   app.use(bodyParser.urlencoded({ | ||
|  |     extended: true | ||
|  |   })) | ||
|  | 
 | ||
|  |   const mockRoutes = registerRoutes(app) | ||
|  |   var mockRoutesLength = mockRoutes.mockRoutesLength | ||
|  |   var mockStartIndex = mockRoutes.mockStartIndex | ||
|  | 
 | ||
|  |   // watch files, hot reload mock server
 | ||
|  |   chokidar.watch(mockDir, { | ||
|  |     ignored: /mock-server/, | ||
|  |     ignoreInitial: true | ||
|  |   }).on('all', (event, path) => { | ||
|  |     if (event === 'change' || event === 'add') { | ||
|  |       try { | ||
|  |         // remove mock routes stack
 | ||
|  |         app._router.stack.splice(mockStartIndex, mockRoutesLength) | ||
|  | 
 | ||
|  |         // clear routes cache
 | ||
|  |         unregisterRoutes() | ||
|  | 
 | ||
|  |         const mockRoutes = registerRoutes(app) | ||
|  |         mockRoutesLength = mockRoutes.mockRoutesLength | ||
|  |         mockStartIndex = mockRoutes.mockStartIndex | ||
|  | 
 | ||
|  |         console.log(chalk.magentaBright(`\n > Mock Server hot reload success! changed  ${path}`)) | ||
|  |       } catch (error) { | ||
|  |         console.log(chalk.redBright(error)) | ||
|  |       } | ||
|  |     } | ||
|  |   }) | ||
|  | } |