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

import DataModels
import SwiftUI

public struct BrowseView: View {
    
    // MARK: Properties
    
    private let folder: Folder
    private let createFolder: ActionClosure
    private let uploadFile: ActionClosure
    private let showProfile: ActionClosure
    
    // MARK: Initialisers
    
    public init(
        folder: Folder,
        createFolder: @escaping ActionClosure,
        uploadFile: @escaping ActionClosure,
        showProfile: @escaping ActionClosure
    ) {
        self.folder = folder
        self.createFolder = createFolder
        self.uploadFile = uploadFile
        self.showProfile = showProfile
    }
    
    // MARK: Body
    
    public var body: some View {
        List {
            Group {
                Group {
                    FolderItem(name: "Some folder #1 name")
                    FolderItem(name: "Some folder #2 name")
                    FolderItem(name: "Some folder #3 name")
                    FolderItem(name: "Some folder #4 name")
                    FolderItem(name: "Some folder #5 name")
                    FolderItem(name: "Some folder #6 name")
                    FolderItem(name: "Some folder #7 name")
                }
                Group {
                    DocumentItem(
                        name: "Some document #1 name",
                        lastModified: "3 months ago",
                        fileSize: "1,23 Mbytes"
                    )
                    DocumentItem(
                        name: "Some document #2 name",
                        lastModified: "2 years ago",
                        fileSize: "123 Kbytes"
                    )
                    DocumentItem(
                        name: "Some document #3 name",
                        lastModified: "13 days ago",
                        fileSize: "12 bytes"
                    )
                    DocumentItem(
                        name: "Some document #4 name",
                        lastModified: "13 hours ago",
                        fileSize: "12,3 Gbytes"
                    )
                    DocumentItem(
                        name: "Some document #5 name",
                        lastModified: "13 minutes ago",
                        fileSize: "123 Tbytes"
                    )
                    DocumentItem(
                        name: "Some document #6 name",
                        lastModified: "13 seconds ago",
                        fileSize: "123 Tbytes"
                    )
                    DocumentItem(
                        name: "Some document #7 name",
                        lastModified: "13 nanoseconds ago",
                        fileSize: "123 Tbytes"
                    )
                }
            }
            .swipeActions(
                edge: .trailing,
                allowsFullSwipe: true
            ) {
                Button {
                    // TODO: Implement the removal of the item from the API.
                } label: {
                    Label {
                        Text(
                            "browse.swipe_action.delete_item.text",
                            bundle: .module,
                            comment: "Delete item swipe action text."
                        )
                    } icon: {
                        Image.trash
                    }
                }
                .tint(.red)
                
                // TODO: allow download only if item is a file.
                Button {
                    // TODO: Implement the downloading of the data of the item from the API into the device.
                } label: {
                    Label {
                        Text(
                            "browse.swipe_action.download_item.text",
                            bundle: .module,
                            comment: "Download item swipe action text."
                        )
                    } icon: {
                        Image.download
                    }
                }
                .tint(.orange)
            }
        }
        .listStyle(.inset)
        .background(Color.red)
        .navigationTitle(folder.name)
        .toolbar {
            BrowseToolbar(
                createFolder: createFolder,
                uploadFile: uploadFile,
                showProfile: showProfile
            )
        }
    }
}

// MARK: - Image+Constants

private extension Image {
    static let trash = Image(systemName: "trash")
    static let download = Image(systemName: "arrow.down.doc")
}

// MARK: - Previews

struct BrowseView_Previews: PreviewProvider {
    static var previews: some View {
        NavigationView {
            BrowseView(folder: .init(
                id: UUID().uuidString,
                name: "Some folder name"
            )) {
                // ...
            } uploadFile: {
                // ...
            } showProfile: {
                // ...
            }
        }
    }
}