mongo + express + ng2 + nodejs tasklist

摘要：准备目录开始后端创建项目前端

nodejs

mongo

</>复制代码 
|-client
    |-app
        |-components
            |-task
                |-tasks.component.html
                |-tasks.components.ts
            |-services
                |-task.services.ts
            |-app.component.html
            |-app.component.ts
            |-app.module.ts
            |-main.ts
        |-bower_components
        |-node_modules
        |-typings
        |-package.json
        |-systemjs.config.js
        |-Task.ts
        |-tsconfig.json
        |-typings.json
    |-node_modules
    |-routes
        |-index.js
        |-tasks.js
    |-views
        |-index.html
    |-.bowerrc
    |-package.json
    |-server.js

cd tasklist && npm init #创建项目

npm install mongojs express ejs body-parser --save

touch server.js

</>复制代码 
    var express = require("express")
    var path = require("path")
    var bodyParser = require("body-parser")
    var index = require("./routes/index");
    var tasks = require("./routes/tasks");
    var port = 3000;
    var app = express();
    app.set("views", path.join(__dirname, "views"));
    app.set("view engine", "ejs");
    app.engine("html", require("ejs").renderFile);
    app.use(express.static(path.join(__dirname, "client")));
    app.use(bodyParser.json());
    app.use(bodyParser.urlencoded({extended: false}));
    app.use("/", index);
    app.use("/api", tasks);
    app.listen(port, function () {
        console.log("Server started on port" + port)
    });

mkdir routes && cd routes

touch index.js

</>复制代码 
    var express = require("express")
    var router = express.Router();
    router.get("/", function (req, res, next) {
        res.render("index.html");
    });
    module.exports = router;

mkdir views && cd views && touch index.html

</>复制代码 
    
    
        
        
    
    
        HELLO WORLD
    

touch tasks.js

</>复制代码 
var express = require("express")
var router = express.Router();
var mongojs = require("mongojs")
var db = mongojs("mongodb://localhost:27017/nodeapp", ["tasks"])
router.get("/tasks", function (req, res, next) {
    db.tasks.find(function (err, tasks) {
        if (err) {
            res.send(err);
        }
        res.json(tasks);
    });
});
router.get("/task/:id", function (req, res, next) {
    db.tasks.findOne({_id: mongojs.ObjectId(req.params.id)}, function (err, task) {
        if (err) {
            res.send(err);
        }
        res.json(task);
    })
});
router.post("/task", function (req, res, next) {
    var task = req.body;
    if (!task.title || !(task.isDone + "")) {
        req.status(400);
        res.json({
            "error": "Bad Date"
        });
    } else {
        db.tasks.save(task, function (err, task) {
            if (err) {
                res.send(err);
            }
            res.json(task);
        });
    }
});
router.delete("/task/:id", function (req, res, next) {
    db.tasks.remove({_id: mongojs.ObjectId(req.params.id)}, function (err, task) {
        if (err) {
            res.send(err);
        }
        res.json(task);
    })
})
router.put("/task/:id", function (req, res, next) {
    var task = req.body;
    var updTask = {};
    if (task.isDone) {
        updTask.isDone = task.isDone;
    }
    if (task.title) {
        updTask.title = task.title;
    }
    if(!updTask) {
        res.status(400);
        res.json({
            "error": "Bad Data"
        })
    } else {
        db.tasks.update({_id: mongojs.ObjectId(req.params.id)}, updTask, function (err, task) {
            if (err) {
                res.send(err);
            }
            res.json(task);
        });
    }
})
module.exports = router;

mkdir client && mkdir app

touch package.json

</>复制代码 
{
  "name": "angular-quickstart",
  "version": "1.0.0",
  "scripts": {
    "start": "tsc && concurrently "tsc -w" "lite-server" ",
    "lite": "lite-server",
    "postinstall": "typings install",
    "tsc": "tsc",
    "tsc:w": "tsc -w",
    "typings": "typings"
  },
  "licenses": [
    {
      "type": "MIT",
      "url": "https://github.com/angular/angular.io/blob/master/LICENSE"
    }
  ],
  "dependencies": {
    "@angular/common": "~2.1.0",
    "@angular/compiler": "~2.1.0",
    "@angular/core": "~2.1.0",
    "@angular/forms": "~2.1.0",
    "@angular/http": "~2.1.0",
    "@angular/platform-browser": "~2.1.0",
    "@angular/platform-browser-dynamic": "~2.1.0",
    "@angular/router": "~3.1.0",
    "@angular/upgrade": "~2.1.0",
    "angular-in-memory-web-api": "~0.1.5",
    "bootstrap": "^3.3.7",
    "core-js": "^2.4.1",
    "reflect-metadata": "^0.1.8",
    "rxjs": "5.0.0-beta.12",
    "systemjs": "0.19.39",
    "zone.js": "^0.6.25"
  },
  "devDependencies": {
    "concurrently": "^3.0.0",
    "lite-server": "^2.2.2",
    "typescript": "^2.0.3",
    "typings":"^1.4.0"
  }
}

touch typings.json

</>复制代码 
{
  "globalDependencies": {
    "core-js": "registry:dt/core-js#0.0.0+20160725163759",
    "jasmine": "registry:dt/jasmine#2.2.0+20160621224255",
    "node": "registry:dt/node#6.0.0+20160909174046"
  }
}

touch tsconfig.json

</>复制代码 
{
    "compilerOptions": {
        "target": "es5",
        "module": "commonjs",
        "moduleResolution": "node",
        "sourceMap": true,
        "emitDecoratorMetadata": true,
        "experimentalDecorators": true,
        "removeComments": false,
        "noImplicitAny": false
    }
}

systemjs.config.js

</>复制代码 
/**
 * System configuration for Angular samples
 * Adjust as necessary for your application needs.
 */
(function (global) {
  System.config({
    paths: {
      // paths serve as alias
      "npm:": "node_modules/"
    },
    // map tells the System loader where to look for things
    map: {
      // our app is within the app folder
      app: "app",
      // angular bundles
      "@angular/core": "npm:@angular/core/bundles/core.umd.js",
      "@angular/common": "npm:@angular/common/bundles/common.umd.js",
      "@angular/compiler": "npm:@angular/compiler/bundles/compiler.umd.js",
      "@angular/platform-browser": "npm:@angular/platform-browser/bundles/platform-browser.umd.js",
      "@angular/platform-browser-dynamic": "npm:@angular/platform-browser-dynamic/bundles/platform-browser-dynamic.umd.js",
      "@angular/http": "npm:@angular/http/bundles/http.umd.js",
      "@angular/router": "npm:@angular/router/bundles/router.umd.js",
      "@angular/forms": "npm:@angular/forms/bundles/forms.umd.js",
      // other libraries
      "rxjs":                      "npm:rxjs",
      "angular-in-memory-web-api": "npm:angular-in-memory-web-api",
    },
    // packages tells the System loader how to load when no filename and/or no extension
    packages: {
      app: {
        main: "./main.js",
        defaultExtension: "js"
      },
      rxjs: {
        defaultExtension: "js"
      },
      "angular-in-memory-web-api": {
        main: "./index.js",
        defaultExtension: "js"
      }
    }
  });
})(this);

npm install

touch .bowerrc

</>复制代码 
{
  "directory": "./client/bower_components"
}

bower install bootstrap --save