//
//  ReportScreen.swift
//  AutoCat
//
//  Created by Selim Mustafaev on 16.11.2024.
//  Copyright © 2024 Selim Mustafaev. All rights reserved.
//

import SwiftUI
import AutoCatCore

struct ReportScreen: View {
    
    @State var viewModel: ReportViewModel
    
    var body: some View {
        Form {
            Section {
                LabeledContent {
                    Text(viewModel.vehicle.brand?.name?.original ?? "")
                } label: {
                    AsyncImage(url: URL(string: viewModel.vehicle.brand?.logo ?? "")) { phase in
                        phase.image?
                            .resizable()
                            .aspectRatio(contentMode: .fit)
                            .frame(height: 32)
                    }
                }
            }
            
            Section("General") {
                LabeledContent("Year", value: String(viewModel.vehicle.year))
                LabeledContent("Color", value: viewModel.vehicle.color ?? "")
                LabeledContent("Category", value: viewModel.vehicle.category ?? "")
                LabeledContent("Steering wheel position", value: viewModel.steerignWheelPosition)
                LabeledContent("Japanese", value: viewModel.isJapanese)
            }
            
            Section("Identifiers") {
                LabeledContent("Plate number", value: viewModel.plateNumber)
                LabeledContent("VIN", value: viewModel.vehicle.vin1 ?? "")
                LabeledContent("STS", value: viewModel.vehicle.sts ?? "")
                LabeledContent("PTS", value: viewModel.vehicle.pts ?? "")
            }
            
            Section("Engine") {
                LabeledContent("Number", value: viewModel.vehicle.engine?.number ?? "")
                LabeledContent("Fuel type", value: viewModel.vehicle.engine?.fuelType ?? "")
                LabeledContent("Volume (cm³)", value: String(viewModel.vehicle.engine?.volume ?? 0))
                LabeledContent("Power (HP)", value: String(viewModel.vehicle.engine?.powerHp ?? 0))
                LabeledContent("Power (kw)", value: String(viewModel.vehicle.engine?.powerKw ?? 0))
            }
            
            Section("History") {
                LabeledContent("Events", value: String(viewModel.vehicle.events.count))
                    .navigationLink(onTap: viewModel.openEvents)
                LabeledContent("OSAGO", value: String(viewModel.vehicle.osagoContracts.count))
                    .navigationLink(onTap: viewModel.openOsago)
                LabeledContent("Owners", value: String(viewModel.vehicle.ownershipPeriods.count))
                    .navigationLink(onTap: viewModel.openOwners)
                LabeledContent("Photos", value: String(viewModel.vehicle.photos.count))
                    .navigationLink(onTap: viewModel.openPhotoGallery)
                LabeledContent("Ads", value: String(viewModel.vehicle.ads.count))
                    .navigationLink(onTap: viewModel.openAds)
                LabeledContent("Notes", value: String(viewModel.vehicle.notes.count))
                    .navigationLink(onTap: viewModel.openNotes)
            }
            
            if viewModel.showDebugInfo {
                Section("Debug info") {
                    makeDebugInfoCell(title: "Avtocod", model: viewModel.vehicle.debugInfo?.autocod)
                    makeDebugInfoCell(title: "Vin01 (VIN)", model: viewModel.vehicle.debugInfo?.vin01vin)
                    makeDebugInfoCell(title: "Vin01 (base)", model: viewModel.vehicle.debugInfo?.vin01base)
                    makeDebugInfoCell(title: "Vin01 (history)", model: viewModel.vehicle.debugInfo?.vin01history)
                    makeDebugInfoCell(title: "Nomerogram", model: viewModel.vehicle.debugInfo?.nomerogram)
                }
            }
        }
        .onAppear {
            Task { await viewModel.onAppear() }
        }
        .hud($viewModel.hud)
    }
    
    @ViewBuilder
    func makeDebugInfoCell(title: String, model: DebugInfoEntryDto?) -> some View {
        
        let color: Color = switch model?.status {
        case .success: .green
        case .warning: .orange
        case .error: .red
        case .none: .gray
        }
        
        let cell = LabeledContent(title) {
            Circle()
                .fill(color)
                .frame(width: 16, height: 16)
        }
        
        if let model, let error = model.error {
            cell.navigationLink {
                viewModel.showAlert(text: error, status: model.status)
            }
        } else {
            cell
        }
    }
}

#Preview {
    ReportScreen(viewModel: .init(vehicle: .preview, isPersistent: false))
}