var postsData = require('../../../data/posts-data.js');
Page({
    data: {

    },
    onLoad: function (option) {
        // 当前页面的id
        var postId = option.id;
        // 当前页面的id传到下一个函数里
        this.data.currentPostId = postId;
        // 把从拿来的数据postsData赋值给变量postData;
        var postData = postsData.postList[postId];
        // 数据绑定
        this.setData({
            headImgSrc: postData.headImgSrc,
            author: postData.author,
            dateTime: postData.dateTime,
            autor_img: postData.autor_img,
            title: postData.title,
            detail: postData.detail
        })
        //在onLoad函数里，拿到缓存信息赋值给postsCollected
        var postsCollected = wx.getStorageSync('posts_collected');
        //当前页面的缓存
        if (postsCollected) {
            var postCollected = postsCollected[postId];
            //数据绑定
            this.setData({
                collected: postCollected
            })
        }
        else {
            var postsCollected = {};
            postCollected[postId] = false;
            wx.setStorageSync('posts_collected', postsCollected)
        }
    },

    onCollectedTap: function (event) {
        var postsCollected = wx.getStorageSync('posts_collected');
        var postCollected = postsCollected[this.data.currentPostId];
        postCollected = !postCollected;
        postsCollected[this.data.currentPostId] = postCollected;
        //更新文章的缓存值
        wx.setStorageSync('posts_collected', postsCollected);
        //更新数据数据绑定
        this.setData({
            collected: postCollected
        })
    }

})