my-files-sample/Modules/Sources/Profile/UI/Views/ProfileView.swift

//
//  ProfileView.swift
//  Profile
//
//  Created by Javier Cicchelli on 03/12/2022.
//  Copyright © 2022 Röck+Cöde. All rights reserved.
//

import DataModels
import KeychainStorage
import SwiftUI

public struct ProfileView: View {
    
    // MARK: Environments
    
    @Environment(\.dismiss) private var dismiss
    
    // MARK: Storages
    
    @KeychainStorage(key: .KeychainStorage.account) var account: Account?
    
    // MARK: Properties
    
    private let user: User?
    private let logout: ActionClosure
    
    private let stringAdapter = StringAdapter()
    private let dateAdapter = DateAdapter()
    
    // MARK: Initialisers
    
    public init(
        user: User?,
        logout: @escaping ActionClosure
    ) {
        self.user = user
        self.logout = logout
    }
    
    // MARK: Body
    
    public var body: some View {
        DismissableView {
            ClearBackgroundList {
                Section {
                    Image.photo
                        .resizable()
                        .scaledToFit()
                        .frame(width: 160)
                        .frame(maxWidth: .infinity)
                }
                .listRowBackground(Color.clear)
                
                Group {
                    ProfileSection(
                        header: "profile.sections.names.header.text",
                        items: [
                            .init(
                                key: "profile.sections.names.label.first_name.text",
                                value: stringAdapter(value: user?.profile.firstName)
                            ),
                            .init(
                                key: "profile.sections.names.label.last_name.text",
                                value: stringAdapter(value: user?.profile.lastName)
                            )
                        ]
                    )
                    
                    ProfileSection(
                        header: "profile.sections.root_info.header.text",
                        items: [
                            .init(
                                key: "profile.sections.root_info.label.identifier.text",
                                value: stringAdapter(value: user?.rootFolder.id)
                            ),
                            .init(
                                key: "profile.sections.root_info.label.name.text",
                                value: stringAdapter(value: user?.rootFolder.name)
                            ),
                            .init(
                                key: "profile.sections.root_info.label.last_modified.text",
                                value: dateAdapter(value: user?.rootFolder.lastModifiedAt)
                            )
                        ]
                    )
                }
                .listRowBackground(Color.secondary.colorInvert())
                
                Section {
                    Button {
                        Task { await logUserOut() }
                    } label: {
                        Text(
                            "profile.button.log_out.text",
                            bundle: .module
                        )
                        .font(.body)
                        .fontWeight(.semibold)
                        .frame(maxWidth: .infinity)
                    }
                    .tint(.red)
                    .controlSize(.large)
                    .buttonStyle(.borderedProminent)
                    .buttonBorderShape(.roundedRectangle(radius: 8))
                }
                .listRowBackground(Color.clear)
            }
            .background(Color.primary.colorInvert())
        }
    }

}

// MARK: - Helpers

private extension ProfileView {
    func logUserOut() async {
        account = nil
        
        logout()
    }
}

// MARK: - Images+Constants

private extension Image {
    static let photo = Image(systemName: "person.crop.circle.fill")
}

// MARK: - Previews

struct ProfileView_Previews: PreviewProvider {
    static var previews: some View {
        ProfileView(user: .init(
            profile: .init(
                firstName: "Some first name...",
                lastName: "Some last name..."
            ),
            rootFolder: .init(
                id: "1234567890",
                name: "Some folder name...",
                lastModifiedAt: .now
            )
        )) {
            // closure for logout action.
        }
    }
}