//
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// SwitchCityVC.swift
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// OKProject
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//
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// Created by alvin_y on 2020/5/28.
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// Copyright © 2020 yangwang. All rights reserved.
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//
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import UIKit
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import MJRefresh
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import RxCocoa
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import RxSwift
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import SwifterSwift
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/// 切换城市
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class SwitchCityVC: YYTableViewController {
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/// 搜索容器
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private let search_container: UIView = {
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let view = UIView()
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view.backgroundColor = UIColor.color(light: UIColor.color(hexString: "#FFFFFF"), dark: UIColor.color(hexString: "#FFFFFF"))
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view.layer.borderColor = UIColor.color(light: UIColor.color(hexString: "#F3F4F5"), dark: UIColor.color(hexString: "#F3F4F5")).cgColor
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view.layer.borderWidth = 1
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return view
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}()
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/// 搜索框
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private let textField_sreach: YYTextField = {
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let textField = YYTextField()
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textField.placeholder = "请输入城市名字"
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textField.maximumOffset = 9
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textField.font = UIFont.systemFont(ofSize: 13)
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textField.backgroundColor = UIColor.color(light: UIColor.color(hexString: "#F6F6F7"), dark: UIColor.color(hexString: "#F6F6F7"))
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textField.layer.cornerRadius = 4
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textField.layer.masksToBounds = true
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textField.tintColor = ThemeColor
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textField.returnKeyType = .done
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return textField
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}()
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/// 取消按钮
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private let button_cancel: YYButton = {
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let button = YYButton()
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button.setTitle("取消", for: .normal)
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button.titleLabel?.font = UIFont.systemFont(ofSize: 14)
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button.setTitleColor(UIColor.color(light: UIColor.color(hexString: "#666666"), dark: UIColor.color(hexString: "#666666")), for: .normal)
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return button
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}()
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/// 当前城市容器
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private let view_currentCity: YYView = {
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let view = YYView()
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view.backgroundColor = UIColor.color(light: UIColor.color(hexString: "#F3F4F5"), dark: UIColor.color(hexString: "#F3F4F5"))
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return view
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}()
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/// 当前城市
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private let label_currentCity: YYLabel = {
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let label = YYLabel()
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label.textColor = UIColor.color(light: UIColor.color(hexString: "#333333"), dark: UIColor.color(hexString: "#333333"))
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label.font = UIFont.systemFont(ofSize: 14)
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label.text = "当前选择：\(YYLocationManager.shared.currentCity)"
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return label
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}()
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/// 是否是全局
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var global = true
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/// 临时存贮数据
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var tempData: [SwitchCityModel] = []
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private let viewModel = SwitchCityViewModel()
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/// 侧边标题
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private var sectionTitles: [String] = []
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/// 刷新回调
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var refresh:((_ model: SwitchCityModel?,_ global: Bool) ->Void)?
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override func viewDidLoad() {
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super.viewDidLoad()
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// Do any additional setup after loading the view.
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}
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override func viewWillAppear(_ animated: Bool) {
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super.viewWillAppear(animated)
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yy_isHiddenNavBarLine = true
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}
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//MARK: - UI
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override func setupViews() {
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super.setupViews()
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navigationItem.title = "切换城市"
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view.addSubview(search_container)
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view.addSubview(view_currentCity)
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view_currentCity.addSubview(label_currentCity)
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search_container.addSubview(button_cancel)
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search_container.addSubview(textField_sreach)
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tableView.sectionIndexColor = ThemeColor
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tableView.delegate = self
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tableView.dataSource = self
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tableView.separatorColor = UIColor.color(hexString: "#E5E5E5")
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tableView.register(UITableViewCell.self, forCellReuseIdentifier: "item")
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tableView.register(headerFooterViewClassWith: YYTitleWithButtonHeaderView.self)
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tableView.mj_header = MJRefreshNormalHeader(refreshingTarget: self, refreshingAction: #selector(onRefresh))
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tableView.mj_header?.beginRefreshing()
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}
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/// 刷新
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@objc func onRefresh(){
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viewModel.queryOpenCity()
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}
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//MARK: - Layouts
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override func defineLayouts() {
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super.defineLayouts()
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search_container.snp.makeConstraints { (make) in
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if #available(iOS 11.0, *) {
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make.top.equalTo(view.safeAreaLayoutGuide)
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} else {
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make.top.equalToSuperview()
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}
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make.left.right.equalToSuperview()
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make.height.equalTo(45)
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}
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view_currentCity.snp.makeConstraints { (make) in
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make.top.equalTo(search_container.snp.bottom)
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make.left.right.equalToSuperview()
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make.height.equalTo(39)
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}
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label_currentCity.snp.makeConstraints { (make) in
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make.centerY.equalToSuperview()
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make.left.equalToSuperview().offset(14)
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make.right.equalToSuperview().offset(-14)
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}
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textField_sreach.snp.makeConstraints { (make) in
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make.centerY.equalToSuperview()
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make.left.equalToSuperview().offset(16)
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make.right.equalToSuperview().offset(-60)
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make.height.equalTo(29)
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}
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button_cancel.snp.makeConstraints { (make) in
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make.centerY.equalToSuperview()
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make.right.equalToSuperview().offset(-16)
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}
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tableView.snp.remakeConstraints { (make) in
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make.top.equalTo(view_currentCity.snp.bottom)
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make.left.right.bottom.equalToSuperview()
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}
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}
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//MARK: - Rx
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override func bindRx() {
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super.bindRx()
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button_cancel.rx.tap.subscribe(onNext: {[unowned self] (_) in
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self.yy_pop()
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}).disposed(by: disposeBag)
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textField_sreach.rx.text.subscribe(onNext: { (text) in
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if let string = text,string != ""{
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let model = self.tempData.filter { (model) -> Bool in
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return model.name.contains(string)
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}
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let citySections: [SwitchCitySection] = Dictionary(grouping: model, by: { self.getFirstLetter(from: self.getPinYin(from: $0.name)) }).reduce([], { (result, arg1) -> [SwitchCitySection] in
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let (key, value) = arg1
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return result + [SwitchCitySection(letter: key, items: value)]
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}).sorted(by: \SwitchCitySection.letter)
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self.viewModel.cities.accept(citySections)
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self.sectionTitles = citySections.map{$0.letter}
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self.tableView.reloadData()
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}else{
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let model = self.tempData
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let citySections: [SwitchCitySection] = Dictionary(grouping: model, by: { self.getFirstLetter(from: self.getPinYin(from: $0.name)) }).reduce([], { (result, arg1) -> [SwitchCitySection] in
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let (key, value) = arg1
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return result + [SwitchCitySection(letter: key, items: value)]
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}).sorted(by: \SwitchCitySection.letter)
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self.viewModel.cities.accept(citySections)
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self.sectionTitles = citySections.map{$0.letter}
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self.tableView.reloadData()
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}
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}).disposed(by: disposeBag)
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viewModel.requestSubject
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.observeOn(MainScheduler.instance)
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.subscribe(onNext: { [unowned self](status) in
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self.tableView.mj_header?.endRefreshing()
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switch status{
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case .loading:
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self.show()
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break
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case .success(let model):
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self.hide()
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guard let model = (model as? [SwitchCityModel])?.filter({ (model) -> Bool in
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return model.name != ""
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}) else {return}
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self.tempData = model
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let citySections: [SwitchCitySection] = Dictionary(grouping: model, by: { self.getFirstLetter(from: self.getPinYin(from: $0.name)) }).reduce([], { (result, arg1) -> [SwitchCitySection] in
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let (key, value) = arg1
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return result + [SwitchCitySection(letter: key, items: value)]
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}).sorted(by: \SwitchCitySection.letter)
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self.viewModel.cities.accept(citySections)
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self.sectionTitles = citySections.map{$0.letter}
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self.tableView.reloadData()
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break
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case .error(let error):
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self.hide()
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alert(text: error.localizedDescription)
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break
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}
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}).disposed(by: disposeBag)
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}
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func getPinYin(from aString: String) -> String {
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//转变成可变字符串
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let mutableString = NSMutableString.init(string: aString)
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//将中文转换成带声调的拼音
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CFStringTransform(mutableString as CFMutableString, nil, kCFStringTransformToLatin, false)
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//去掉声调
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let pinyinString = mutableString.folding(options: String.CompareOptions.diacriticInsensitive, locale: NSLocale.current)
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return pinyinString
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}
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func getFirstLetter(from aString: String) -> String {
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//截取大写首字母
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let firstString = aString.prefix(1).uppercased()
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//判断首字母是否为大写
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let regexA = "^[A-Z]$"
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let predA = NSPredicate.init(format: "SELF MATCHES %@", regexA)
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return predA.evaluate(with: firstString) ? firstString : "#"
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}
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}
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// MARK: - UITableViewDelegate
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extension SwitchCityVC:UITableViewDelegate{
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func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
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return 44
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}
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func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
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return 30
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}
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func sectionIndexTitles(for tableView: UITableView) -> [String]? {
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return sectionTitles
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}
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func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
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tableView.deselectRow(at: indexPath, animated: true)
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let model = self.viewModel.cities.value[indexPath.section].items[indexPath.row]
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if global{
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YYLocationManager.shared.currentCity = model.name
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YYLocationManager.shared.currentCityCode = model.content
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YYLocationManager.shared.id = model.id
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YYMapViewManager.share.setCenter(center: CLLocationCoordinate2D.init(latitude: CLLocationDegrees(CGFloat(model.lat)), longitude: CLLocationDegrees(CGFloat(model.lon))))
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yy_pop()
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NotificationCenter.default.post(Notification.init(name: Notification.Name(rawValue: SwitchCityNotification)))
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}else{
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yy_pop()
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self.refresh?(model,global)
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}
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}
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}
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// MARK: - UITableViewDelegate
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extension SwitchCityVC:UITableViewDataSource{
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func numberOfSections(in tableView: UITableView) -> Int {
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return self.viewModel.cities.value.count
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}
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func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
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return self.viewModel.cities.value[section].items.count
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}
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func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
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let cell = tableView.dequeueReusableCell(withIdentifier: "item", for: indexPath)
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cell.textLabel?.text = viewModel.cities.value[indexPath.section].items[indexPath.row].name
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cell.textLabel?.font = UIFont.systemFont(ofSize: 14)
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cell.textLabel?.textColor = UIColor.color(light: UIColor.color(hexString: "#333333"), dark: UIColor.color(hexString: "#333333"))
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cell.separatorInset = UIEdgeInsets(top: 0, left: 0, bottom: 0, right: 0)
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return cell
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}
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func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
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let view = tableView.dequeueReusableHeaderFooterView(withClass: YYTitleWithButtonHeaderView.self)
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view.label_title.text = viewModel.cities.value[section].letter
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return view
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}
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}
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