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The app structure:
Front-end: app.js
/** * Created by Answer1215 on 12/9/2014. */ ‘use strict‘; function MainCtrl(PeopleService) { var vm = this; vm.people = []; vm.selectedPerson = {}; vm.getPeople = PeopleService.getPeople().then(function(response) { vm.people = response.data; }); vm.selectPerson = function(person) { PeopleService.getSelectedPerson(person).then(function(response) { vm.selectedPerson = response.data; vm.selectedPerson.fullName = response.data.firstName + " " + response.data.lastName; }); } } function PeopleService($http) { var PeopleService = {}; PeopleService.getPeople = function() { return $http.get(‘http://localhost:3000/people‘); } PeopleService.getSelectedPerson = function(person) { return $http.get(‘http://localhost:3000/people/‘+person._id); } return PeopleService; } angular.module(‘app‘,[ ‘ngResource‘ ]) .controller(‘MainCtrl‘, MainCtrl) .service(‘PeopleService‘, PeopleService);
<!DOCTYPE html> <html> <head lang="en"> <meta charset="UTF-8"> <title></title> <link rel="stylesheet" href="bower_components/bootstrap/dist/css/bootstrap.min.css"/> </head> <body ng-app="app"> <div class="row" ng-controller="MainCtrl as vm"> <div class="col-xs-4"> <ul> <li ng-repeat="person in vm.people" ng-click="vm.selectPerson(person)">{{person.firstName}}</li> </ul> </div> <div class="col-xs-6"> <h2>{{vm.selectedPerson.fullName}}</h2> <span>{{vm.selectedPerson.email}}</span> </div> </div> <script src="bower_components/angular/angular.min.js"></script> <script src="bower_components/angular-resource/angular-resource.min.js"></script> <script src="app.js"></script> </body> </html>
Backend:
server.js
‘use strict‘; var express = require(‘express‘); var cors = require("cors"); var app = express(); app.use(cors()); var people = require(‘./controller/people‘); app.get(‘/people‘, people.getAll); app.get(‘/people/:id‘, people.get); app.listen(3000);
controller/people.js
/** * Created by Answer1215 on 12/26/2014. */ var model = require(‘../model/people‘); exports.getAll = function(request, response){ model.getAll(function(err, data) { if(err) response.json(503, {error: true}); response.json(200, data); }); } exports.get = function(request, response){ var id = request.params.id; model.get(id, function(err, data) { if(err) response.json(503, {error: true}); response.json(200, data); }); }
model/people.js
/** * Created by Answer1215 on 12/26/2014. */ var mongoose = require(‘../lib/mogoose‘); var personSchema = { firstName:String, lastName:String, email:String }; //create a person model, and rename db as people var Person = mongoose.model(‘Person‘, personSchema); exports.getAll = function(callback) { Person.find().select("firstName").exec(function(err, data) { // response.json(200, data); callback(err, data); }); } exports.get = function(id, callback){ Person.findById(id, function(err, data) { //response.send(data); callback(err, data); }); }
lib/mogoose.js
/** * Created by Answer1215 on 12/26/2014. */ var mongoose = require(‘mongoose‘); mongoose.connect(‘mongodb://localhost/simple‘); module.exports = mongoose;
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原文地址：http://www.cnblogs.com/Answer1215/p/4187965.html
