desktop-app/node_modules/api.js

var db = require('db');
var Common = require('common');
var User = require('user');
var Tags = db.tags;
var needle = require('needle');
var fs = require('fs');

function log(o) {
	console.log(o);
}

// 远程数据服务
var Api = {
	leanoteUrl: 'http://localhost:9000',
	baseUrl: 'http://localhost:9000/api',
	getUrl: function(url, param) {
		var url = this.baseUrl + '/' + url;
		var token = User.getToken();
		param = param || {};
		param.token = token;
		if(param) {
			var paramStr = '';
			for(var i in param) {
				paramStr += i + '=' + param[i] + '&';
			}
		}
		if(url.indexOf('?') >= 0) {
			return url + '&' + paramStr;
		}
		return url + '?' + paramStr;
	},
	// 登录
	auth: function(email, pwd, callback) { 
		var me = this;
		log({emai: email, pwd: pwd});
		needle.get(this.getUrl('auth/login', {email: email, pwd: pwd}), function(error, response) {
		// needle.get('http://localhost/phpinfo.php?email=xx', {emai: email, pwd: pwd}, function(error, response) {
			var ret = response.body;
			// 登录成功, 保存token
			log(ret);
			if(Common.isOk(ret)) {
				ret.Pwd = pwd;
				User.setCurUser(ret);
				callback && callback(ret);
			} else {
				log('log failed');
				callback && callback(false);
			}
		});
	},
	post: function() {
		var me = this;
		var options = {
			headers: { 'X-Custom-Header': 'Bumbaway atuna' }
		}
		// you can pass params as a string or as an object.
		needle.post(me.getUrl('auth/login'), 'foo=bar', options, function(err, resp) {
			var ret = resp.body;
			log(ret);
		});	
	},
	// get图片
	getImageTest: function(callback) {
		needle.get('http://localhost:9000/images/logo.png', function(err, resp) {
			// log(resp.body);
			/*
			{ 'accept-ranges': 'bytes',
			  'content-disposition': 'inline; filename="logo.png"',
			  'content-length': '8583',
			  'content-type': 'image/png',
			  date: 'Mon, 19 Jan 2015 15:01:47 GMT',
  			*/
			// log(resp.headers);
			fs.writeFile('/Users/life/Desktop/aa.png', resp.body);
		});
	},
	uploadImage: function() {
		var data = {
			foo: 'bar',
			image: { file: '/Users/life/Desktop/aa.png', content_type: 'image/png' }
		}
		needle.post('http://localhost/phpinfo.php', data, { multipart: true }, function(err, resp, body) {
			// needle will read the file and include it in the form-data as binary
		});
	},
	getSyncNotebooks: function(afterUsn, maxEntry, callback) {
		var me = this;
		var url = this.getUrl('notebook/getSyncNotebooks', {afterUsn: afterUsn, maxEntry: maxEntry});
		needle.get(url, function(error, response) {
			var ret = response.body;
			if(Common.isOk(ret)) {
				callback && callback(ret);
			} else {
				callback && callback(false);
			}
		});	
	},
	getSyncNotes: function(afterUsn, maxEntry, callback) {
		var me = this;
		var url = this.getUrl('note/getSyncNotes', {afterUsn: afterUsn, maxEntry: maxEntry});
		log(url);
		needle.get(url, function(error, response) {
			var ret = response.body;
			if(Common.isOk(ret)) {
				callback && callback(ret);
			} else {
				callback && callback(false);
			}
		});	
	},
	// 获取笔记内容, 获取之后保存到笔记中
	getNoteContent: function(noteId, callback) {
		var me = this;
		var url = this.getUrl('note/getNoteContent', {noteId: noteId});
		log(url);
		needle.get(url, function(error, response) {
			var ret = response.body;
			log('--------')
			log(ret);
			if(Common.isOk(ret)) { // {Content: 'xx', NoteId: 'xxx'}
				// Note.updateNoteContentForce(noteId, ret.Content, function() {
				callback && callback(ret);
				// });
			} else {
				callback && callback(false);
			}
		});	
	},

	// TODO
	// get图片, 获取内容后, 得到所有图片链接, 异步去获取图片, 并修改图片链接, 
	// 将https://leanote.com/api/resource/getImage?imageId=xx
	// 转成app://leanote/public/files, 内部可以是个服务器吗? 请求内部的controller
	getImage: function(fileId, callback) {
		var me = this;
		var url = me.getUrl('file/getImage', {fileId: fileId});
		log(url);
		needle.get(url, function(err, resp) {
			// log(resp.body);
			/*
			{ 'accept-ranges': 'bytes',
			  'content-disposition': 'inline; filename="logo.png"',
			  'content-length': '8583',
			  'content-type': 'image/png',
			  date: 'Mon, 19 Jan 2015 15:01:47 GMT',
  			*/
			// log(resp.headers);
			if(err) {
				callback(false);
			} else {
				var typeStr = resp.headers['content-type'];
				log(resp.headers);
				log(typeStr);
				var type = 'png';
				if(typeStr) {
					var typeArr = typeStr.split('/');
					if(typeStr.length > 1) {
						type = typeArr[1];
					}
				}

				var filename = Common.uuid() + '.' + type;
				var imagePath = User.getCurUserImagesPath();
				var imagePathAll = imagePath + '/' + filename;
				log(imagePathAll);
				fs.writeFile(imagePathAll, resp.body, function(err) {
					if(err) {
						log(err);
						log('local save image failed 本地保存失败');
						callback(false);
					} else {
						callback(imagePathAll, filename);
					}
				});
			}
		});
	},
};
module.exports = Api;