//
//  ContentModifyView.swift
//  SodaLive
//
//  Created by klaus on 2023/08/13.
//

import SwiftUI
import Kingfisher

struct ContentModifyView: View {
    
    let contentId: Int
    @StateObject var keyboardHandler = KeyboardHandler()
    @StateObject private var viewModel = ContentModifyViewModel()
    
    @State private var isShowPhotoPicker = false
    
    var body: some View {
        BaseView(isLoading: $viewModel.isLoading) {
            GeometryReader { proxy in
                ZStack {
                    VStack(spacing: 0) {
                        DetailNavigationBar(title: I18n.CreateContent.modifyTitle)
                        
                        ScrollView(.vertical, showsIndicators: false) {
                            VStack(spacing: 0) {
                                Text(I18n.CreateContent.thumbnail)
                                    .appFont(size: 16.7, weight: .bold)
                                    .foregroundColor(Color(hex: "eeeeee"))
                                    .frame(maxWidth: .infinity, alignment: .leading)
                                
                                ZStack {
                                    if let selectedImage = viewModel.coverImage {
                                        Image(uiImage: selectedImage)
                                            .resizable()
                                            .scaledToFill()
                                            .frame(width: 107, height: 107)
                                            .background(Color(hex: "3e3358"))
                                            .cornerRadius(8)
                                            .clipped()
                                    } else if let coverImageUrl = viewModel.coverImageUrl {
                                        KFImage(URL(string: coverImageUrl))
                                            .cancelOnDisappear(true)
                                            .downsampling(
                                                size: CGSize(
                                                    width: 107,
                                                    height: 107
                                                )
                                            )
                                            .resizable()
                                            .scaledToFill()
                                            .frame(width: 107, height: 107)
                                            .background(Color(hex: "3e3358"))
                                            .cornerRadius(8)
                                            .clipped()
                                    } else {
                                        Image("ic_logo")
                                            .resizable()
                                            .scaledToFit()
                                            .padding(13.3)
                                            .frame(width: 107, height: 107)
                                            .background(Color(hex: "3e3358"))
                                            .cornerRadius(8)
                                    }
                                    
                                    Image("ic_camera")
                                        .padding(10)
                                        .background(Color.button)
                                        .cornerRadius(30)
                                        .offset(x: 50, y: 36)
                                }
                                .frame(alignment: .bottomTrailing)
                                .onTapGesture { isShowPhotoPicker = true }
                            }
                            .padding(.top, 13.3)
                            .padding(.horizontal, 13.3)
                            
                            Rectangle()
                                .foregroundColor(Color(hex: "232323"))
                                .frame(height: 6.7)
                                .padding(.top, 26.7)
                            
                            VStack(spacing: 0) {
                                Text(I18n.CreateContent.titleLabel)
                                    .appFont(size: 16.7, weight: .bold)
                                    .foregroundColor(Color(hex: "eeeeee"))
                                    .frame(maxWidth: .infinity, alignment: .leading)
                                
                                TextField(I18n.CreateContent.titlePlaceholder, text: $viewModel.title)
                                    .autocapitalization(.none)
                                    .disableAutocorrection(true)
                                    .appFont(size: 13.3, weight: .medium)
                                    .foregroundColor(Color(hex: "eeeeee"))
                                    .padding(.vertical, 16.7)
                                    .padding(.horizontal, 13.3)
                                    .background(Color(hex: "222222"))
                                    .cornerRadius(6.7)
                                    .keyboardType(.default)
                                    .padding(.top, 13.3)
                                
                                HStack(spacing: 0) {
                                    Text(I18n.CreateContent.contentLabel)
                                        .appFont(size: 16.7, weight: .bold)
                                        .foregroundColor(Color(hex: "eeeeee"))
                                    
                                    Spacer()
                                    
                                    Text(I18n.CreateContent.characterCount(viewModel.detail.count))
                                        .appFont(size: 13.3, weight: .medium)
                                        .foregroundColor(Color(hex: "ff5c49"))
                                    Text(I18n.CreateContent.max500CharactersSuffix)
                                        .appFont(size: 13.3, weight: .medium)
                                        .foregroundColor(Color(hex: "777777"))
                                }
                                .padding(.top, 26.7)
                                
                                TextViewWrapper(
                                    text: $viewModel.detail,
                                    placeholder: viewModel.placeholder,
                                    textColorHex: "eeeeee",
                                    backgroundColorHex: "222222"
                                )
                                .frame(height: 184)
                                .cornerRadius(6.7)
                                .padding(.top, 13.3)
                                
                                Text(I18n.CreateContent.tagLabel)
                                    .appFont(size: 16.7, weight: .bold)
                                    .foregroundColor(Color.grayee)
                                    .frame(maxWidth: .infinity, alignment: .leading)
                                    .padding(.top, 26.7)
                                
                                TextField(I18n.CreateContent.tagPlaceholderExample, text: $viewModel.hashtags)
                                    .autocapitalization(.none)
                                    .disableAutocorrection(true)
                                    .appFont(size: 13.3, weight: .medium)
                                    .foregroundColor(Color.grayee)
                                    .padding(.vertical, 16.7)
                                    .padding(.horizontal, 13.3)
                                    .background(Color.gray22)
                                    .cornerRadius(6.7)
                                    .keyboardType(.default)
                                    .padding(.top, 13.3)
                            }
                            .padding(.top, 26.7)
                            .padding(.horizontal, 13.3)
                            
                            Rectangle()
                                .foregroundColor(Color(hex: "232323"))
                                .frame(height: 6.7)
                                .padding(.top, 26.7)
                            
                            VStack(spacing: 13.3) {
                                Text(I18n.CreateContent.pointUsageTitle)
                                    .appFont(size: 16.7, weight: .bold)
                                    .foregroundColor(Color.grayee)
                                    .frame(maxWidth: .infinity, alignment: .leading)
                                
                                HStack(spacing: 13.3) {
                                    SelectButtonView(title: I18n.CreateContent.available, isChecked: viewModel.isPointAvailable) {
                                        if !viewModel.isPointAvailable {
                                            viewModel.isPointAvailable = true
                                        }
                                    }
                                    
                                    SelectButtonView(title: I18n.CreateContent.unavailable, isChecked: !viewModel.isPointAvailable) {
                                        if viewModel.isPointAvailable {
                                            viewModel.isPointAvailable = false
                                        }
                                    }
                                }
                            }
                            .padding(.top, 26.7)
                            .padding(.horizontal, 13.3)
                            
                            if viewModel.isAdultShowUi {
                                VStack(spacing: 13.3) {
                                    Text(I18n.CreateContent.ageRestrictionTitle)
                                        .appFont(size: 16.7, weight: .bold)
                                        .foregroundColor(Color(hex: "eeeeee"))
                                        .frame(maxWidth: .infinity, alignment: .leading)
                                    
                                    HStack(spacing: 13.3) {
                                        SelectButtonView(title: I18n.CreateContent.allAges, isChecked: !viewModel.isAdult) {
                                            if viewModel.isAdult {
                                                viewModel.isAdult = false
                                            }
                                        }
                                        
                                        SelectButtonView(title: I18n.CreateContent.over19, isChecked: viewModel.isAdult) {
                                            if !viewModel.isAdult {
                                                viewModel.isAdult = true
                                            }
                                        }
                                    }
                                    
                                    Text(I18n.CreateContent.adultLegalNotice)
                                        .appFont(size: 13.3, weight: .medium)
                                        .foregroundColor(Color(hex: "DD4500"))
                                        .frame(maxWidth: .infinity, alignment: .leading)
                                        .padding(.top, 13.3)
                                }
                                .padding(.top, 26.7)
                                .padding(.horizontal, 13.3)
                            }
                            
                            VStack(spacing: 13.3) {
                                Text(I18n.CreateContent.commentAvailabilityTitle)
                                    .appFont(size: 16.7, weight: .bold)
                                    .foregroundColor(Color(hex: "eeeeee"))
                                    .frame(maxWidth: .infinity, alignment: .leading)
                                
                                HStack(spacing: 13.3) {
                                    SelectButtonView(title: I18n.CreateContent.commentAllowed, isChecked: viewModel.isAvailableComment) {
                                        if !viewModel.isAvailableComment {
                                            viewModel.isAvailableComment = true
                                        }
                                    }
                                    
                                    SelectButtonView(title: I18n.CreateContent.commentNotAllowed, isChecked: !viewModel.isAvailableComment) {
                                        if viewModel.isAvailableComment {
                                            viewModel.isAvailableComment = false
                                        }
                                    }
                                }
                            }
                            .padding(.top, 26.7)
                            .padding(.horizontal, 13.3)
                            
                            VStack(spacing: 0) {
                                HStack(alignment: .top, spacing: 0) {
                                    Text(I18n.CreateContent.modifyAction)
                                        .appFont(size: 18.3, weight: .bold)
                                        .foregroundColor(Color.white)
                                        .frame(height: 50)
                                        .frame(maxWidth: .infinity)
                                        .background(Color.button)
                                        .cornerRadius(10)
                                        .padding(13.3)
                                }
                                .frame(maxWidth: .infinity)
                                .background(Color(hex: "222222"))
                                .cornerRadius(16.7, corners: [.topLeft, .topRight])
                                .onTapGesture {
                                    hideKeyboard()
                                    viewModel.modifyAudioContent {
                                        DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
                                            AppState.shared.back()
                                        }
                                    }
                                }
                                
                                Rectangle()
                                    .foregroundColor(Color(hex: "222222"))
                                    .frame(height: keyboardHandler.keyboardHeight)
                                    .frame(maxWidth: .infinity)
                                
                                if proxy.safeAreaInsets.bottom > 0 {
                                    Rectangle()
                                        .foregroundColor(Color(hex: "222222"))
                                        .frame(height: 15.3)
                                        .frame(maxWidth: .infinity)
                                }
                            }
                            .padding(.top, 30)
                        }
                    }
                    
                    if isShowPhotoPicker {
                        ImagePicker(
                            isShowing: $isShowPhotoPicker,
                            selectedImage: $viewModel.coverImage,
                            sourceType: .photoLibrary
                        )
                    }
                }
                .onTapGesture { hideKeyboard() }
                .edgesIgnoringSafeArea(.bottom)
                .sodaToast(isPresented: $viewModel.isShowPopup, message: viewModel.errorMessage, autohideIn: 2)
                .onAppear {
                    viewModel.contentId = contentId
                    viewModel.getAudioContentDetail {
                        DispatchQueue.main.asyncAfter(deadline: .now() + 0.5) {
                            AppState.shared.back()
                        }
                    }
                }
            }
        }
    }
}