SwiftProject/MvpGoods/搜券/SearchTool/YMResultView...

//
//  YMResultViewController.swift
//  MvpGoods
//
//  Created by 小花 on 2019/4/17.
//  Copyright © 2019 MVP. All rights reserved.
//

import UIKit
import ObjectMapper
import MJRefresh

class YMResultViewController: YMBaseViewController {

    var KGoodsCell = "KGoodsCell"
    
    var page = 1
    var searchName: String!
   
    var collectionView: UICollectionView?
    var dataArr = [YMMainGoodModel]()
    
    var requestType: Int?
    
    override func viewDidLoad() {
        super.viewDidLoad()
        self.view.backgroundColor = UIColor.white
        self.title = searchName
        self.view.makeLoading(offY: navBarHeight)
        configCollectionView()
        loadGoodsData()
        
    }
    
    func loadGoodsData() {
        
        let url = BASE_URL + "/api/v2/goods/search"
        let para: [String: Any] = ["page":self.page,
                                   "keyword":self.searchName,
                                   "sort":1,
                                   "min_price":0,
                                   "max_price":-1,
                                   "stype":"0",
                                   "is_has_coupon":1]
        
        NetWorkTool.postRequest(url: url, param: para, success: { (json) in
            let items = json["rst"]?["data"].arrayObject
            
            for item in items ?? [] {
                let model = Mapper<YMMainGoodModel>().map(JSON: item as! [String : Any])
                self.dataArr.append(model ?? YMMainGoodModel())
            }
            self.view.addSubview(self.collectionView!)
            self.view.dismissLoading()
            self.collectionView?.reloadData()
            self.collectionView?.mj_footer.endRefreshing()
        }) { (error) in
            self.view.dismissLoading()
        }
        
    }
    
    
    
    
    
    func configCollectionView() {
        let collectionView = UICollectionView(frame: CGRect(x: 0, y: 0, width: SCREENW, height: SCREENH-navHeight), collectionViewLayout:UICollectionViewFlowLayout())
        collectionView.delegate = self
        collectionView.dataSource = self
        collectionView.backgroundColor = UIColor.gloadGrayColor()
        collectionView.showsVerticalScrollIndicator = false
        
        collectionView.register(YMMainGoodCollectionCell.self, forCellWithReuseIdentifier: KGoodsCell)
        
        self.collectionView = collectionView
        
        let footer = MJRefreshAutoNormalFooter()
        footer.setRefreshingTarget(self, refreshingAction: #selector(self.loadMoreData))
        collectionView.mj_footer = footer
        
    }
    @objc func loadMoreData() {
        self.page+=1
        loadGoodsData()
    }
    
    
    
}

extension YMResultViewController: UICollectionViewDelegate,UICollectionViewDataSource,UICollectionViewDelegateFlowLayout {
    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
        return self.dataArr.count
    }
    
    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
        let cell = collectionView.dequeueReusableCell(withReuseIdentifier: KGoodsCell, for: indexPath) as! YMMainGoodCollectionCell
        cell.model = self.dataArr[indexPath.row]
        
        return cell
    }
    
    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexPath) -> CGSize {
        return CGSize(width: SCREEN_WIDTH, height: fitSize(x: 135))
    }
    
    //最小 item 间距
    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumInteritemSpacingForSectionAt section: Int) -> CGFloat {
        
        return 0;
    }
    
    //最小行间距
    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumLineSpacingForSectionAt section: Int) -> CGFloat {
        
        return 5;
        
    }
    
    func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
        let detail = YMDetailViewController()
        detail.goodModel = self.dataArr[indexPath.row]
        self.navigationController?.pushViewController(detail, animated: true)
    }
    

}