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// GridGalleryView.swift
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// twogetskills
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//
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// Created by Efrain Yanez Recanatini on 3/7/22.
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//
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import Foundation
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import SwiftUI
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class GridGalleryTabController: ObservableObject {
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@Published var activeTab : Int = 0
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func open( tab: Int) {
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activeTab = tab
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}
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}
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struct GridGalleryView: View {
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private let capsuleDao : CapsuleDao = CapsuleDao()
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private var capsuleModel : CapsuleModel = CapsuleModel()
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private var viewModel : SlideGridViewModel = SlideGridViewModel()
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private var capsuleTitle : String = ""
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private let colorBackgroundTopic = UIColor(hex: Config.COLOR_BACKGROUND_TOPIC)
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private let colorAppTextView = UIColor(hex: Config.COLOR_APP_TEXT_VIEW_TITLE)
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private let colorAppBackground = UIColor(hex: Config.COLOR_APP_BAR)
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private var position : Int
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@State private var selectedTab : Int = 0
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//@StateObject private var tabController = GridGalleryTabController()
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@State private var backToSlides : Bool = false
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private let config = [GridItem(.flexible())]
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init(capsuleUuid : String, position : Int)
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{
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let preference = Preference.sharedInstance
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self.position = position
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self.capsuleModel = capsuleDao.selectByUuid(uuid: capsuleUuid)
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viewModel.fetch(capsuleUuid: self.capsuleModel.uuid, userUuid: preference.userUuid)
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if self.capsuleModel.name.count > Constants.APP_BAR_TITLE_MAX_LENGTH {
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capsuleTitle = String(Array(self.capsuleModel.name)[0...Constants.APP_BAR_TITLE_MAX_LENGTH]) + "..."
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} else {
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capsuleTitle = self.capsuleModel.name
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}
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}
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var body: some View {
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//let screenSize = UIScreen.main.bounds.size
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GeometryReader { geometry in
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NavigationLink("", destination: GridSlideView(capsuleUuid: self.capsuleModel.uuid), isActive: self.$backToSlides).frame(height: 0)
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TabView(selection: self.$selectedTab) {
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ForEach(0..<self.viewModel.slides.count) { i in
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CardGalleryView(slideUuid: self.viewModel.slides[i].uuid, position : i
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)
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.frame(
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width: geometry.size.width,
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height: geometry.size.height - 4,
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alignment: .center
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).tag(i)
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}
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}.tabViewStyle(PageTabViewStyle())
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.onChange(of: self.selectedTab) { selectedTab in
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print("selectedTab : \(selectedTab)")
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completeSlide(position: self.selectedTab)
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}.onAppear {
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self.selectedTab = self.position
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completeSlide(position: self.selectedTab)
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}
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.background(Color(colorBackgroundTopic ?? .gray))
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.navigationBarTitleDisplayMode(.inline)
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.navigationTitle(capsuleTitle)
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.navigationBarBackButtonHidden(true)
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.toolbar {
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ToolbarItem(placement: .navigationBarLeading) {
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Button(action: {
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self.backToSlides = true
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}) {
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HStack {
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Image(systemName: "chevron.backward")
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.aspectRatio(contentMode: .fit)
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.foregroundColor(Color( colorAppTextView ?? .white))
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.background(Color(colorAppBackground ?? .systemBlue))
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}
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}
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}
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}
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}
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}
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private func completeSlide(position: Int)
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{
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if self.viewModel.slides[position].type == Constants.SLIDE_TYPE_IMAGE {
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let dataService = DataService()
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dataService.completeSlide(slide: self.viewModel.slides[position])
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}
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}
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}
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struct GridGalleryView_Previews: PreviewProvider {
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static var previews: some View {
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GridGalleryView(capsuleUuid: "C123", position: 2)
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}
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}
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