//
//  SPSearchViewController.swift
//  Thimra
//
//  Created by 曾觉新 on 2025/4/17.
//

import UIKit

class SPSearchViewController: SPViewController {
    
    
    private lazy var viewModel: SPSearchViewModel = SPSearchViewModel()
    
    //MARK: UI属性
    private lazy var backButton: UIButton = {
        let button = UIButton(type: .custom)
        button.setImage(UIImage(named: "arrow_left_icon_01"), for: .normal)
        button.addTarget(self, action: #selector(handleBack), for: .touchUpInside)
        return button
    }()
    
    private lazy var searchInputView: SPSearchInputView = {
        let view = SPSearchInputView()
        view.textField.delegate = self
        view.textDidChange = { [weak self] text in
            self?.textDidChange(text: text)
        }
        return view
    }()
    
    ///搜索首页
    private lazy var homeView: SPSearchHomeView = {
        let view = SPSearchHomeView()
        view.viewModel = self.viewModel
        view.searchTextBlock = { [weak self] text in
            self?.searchInputView.textField.text = text
            self?.textDidChange(text: text)
        }
        return view
    }()
    
    ///联想页面
    private lazy var associativeView: SPSearchAssociativeView = {
        let view = SPSearchAssociativeView()
        view.viewModel = self.viewModel
        view.isHidden = true
        return view
    }()
    
    ///搜索结果
    private lazy var resultView: SPSearchResultView = {
        let view = SPSearchResultView()
        view.isHidden = true
        return view
    }()
    
    override func viewDidLoad() {
        super.viewDidLoad()

        searchInputView.textField.becomeFirstResponder()
        
        _setupUI()
    }
    
    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        self.navigationController?.setNavigationBarHidden(true, animated: true)
    }


}

extension SPSearchViewController {
    
    private func _setupUI() {
        view.addSubview(backButton)
        view.addSubview(searchInputView)
        view.addSubview(homeView)
        view.addSubview(resultView)
        view.addSubview(associativeView)
        
        backButton.snp.makeConstraints { make in
            make.left.equalToSuperview().offset(5)
            make.centerY.equalTo(searchInputView)
            make.width.height.equalTo(37)
        }
        
        searchInputView.snp.makeConstraints { make in
            make.right.equalToSuperview().offset(-15)
            make.top.equalToSuperview().offset(kSPStatusbarHeight + 10)
            make.left.equalTo(backButton.snp.right).offset(5)
        }
        
        homeView.snp.makeConstraints { make in
            make.left.right.bottom.equalToSuperview()
            make.top.equalTo(searchInputView.snp.bottom).offset(10)
        }
        
        resultView.snp.makeConstraints { make in
            make.edges.equalTo(homeView)
        }
        
        associativeView.snp.makeConstraints { make in
            make.edges.equalTo(homeView)
        }
        
    }
    
}

//MARK: --------------   UITextFieldDelegate  --------------
extension SPSearchViewController: UITextFieldDelegate {
    
    func textFieldDidBeginEditing(_ textField: UITextField) {
        spLog(message: "开始编辑")
    }
    
    func textFieldDidEndEditing(_ textField: UITextField, reason: UITextField.DidEndEditingReason) {
        spLog(message: "结束编辑")
    }
    
    func textFieldShouldReturn(_ textField: UITextField) -> Bool {
        spLog(message: "点击搜索")
        if let text = textField.text, text.count > 0 {
//            self.requestSearch(text: text)
        }
        
        return true
    }
    ///文本发生变化
    func textDidChange(text: String) {
        if text.count > 0 {
            self.associativeView.isHidden = false
            self.homeView.isHidden = true
        } else {
            self.associativeView.isHidden = true
            self.homeView.isHidden = false
        }
        self.associativeView.search(text: text)
    }
    
    
    
}

extension SPSearchViewController {
    
    
}