y4f/src/y4f/Pages/ShoppingCart.razor

@page "/shopping_cart"
@inject HttpClient Http
@inject Blazored.LocalStorage.ISyncLocalStorageService localStorage
@inject NavigationManager _navigationManager
<PageTitle>Warenkorb</PageTitle>

<h1>Warenkorb</h1>
<div class="container">
	<div class="row">
	</div>

</div>


<div class="container">
	<div class="row">
		<div class="col-sm-12 col-lg-6">
			@*Tabelle Ihre Bestellung*@
			<div class="tbl-container">
				<table class="table bdr">
					<thead class="bg_green">
						<tr>
							<td>Ihre Bestellung</td>
							<th></th>
						</tr>
					</thead>
					<tbody class="bg_lightgreen">
						@if (menuitemIds.Count == 0)
						{
							<div class="card-body">
								<h5 class="card-title" style="font-size:10pt; margin-bottom:0px;">Warenkorb ist leer</h5>
							</div>
						}
						else
						{
							@foreach (var item in menuitemIds)
							{
								@foreach (var item2 in menuitems)
								{
									@if (item.Key == item2.IdmenuItem)
									{
										<tr>

											<td class="br" style="padding-top:20px; padding-bottom:0px; border-bottom-width: 0px;">
												@item.Value x
												@item2.Bezeichnung
												<button @onclick="@(() => DelMenuItemId(item.Key))" class="btn btn-danger">del</button>


												<div style="font-size:0.7rem;padding-left:15px;">@item2.Zusatzinformation</div>
											</td>
											<td class="d-flex justify-content-center align-items-center" style="padding-top:20px; border-bottom-width:0px;">@(item2.Preis * item.Value)€</td>
										</tr>
									}
								}

							}
						}
					</tbody>
					<tfoot class="bg_lightgreen">
						<tr style="border-top:solid 1px black;">
							<th class="" style="text-align:right;">Summe</th>
							<td class="d-flex justify-content-center align-items-center">
								@summe€
							</td>
						</tr>
					</tfoot>
				</table>

			</div>

		</div>
		<div class="col-sm-12 col-lg-6">
			<div class="h-100">
				@*Essen Abholen?*@
				<div class="row h-25 w-100 ">
					<div class="col">
						<div class="d-flex flex-column align-items-center  ">
							<div class="tbl-container bdr  w-100">
								<!-- <== overflow: hidden applied to parent -->
								<table class="table bdr" cellspacing="0" cellpadding="0">
									<thead class="bg_green">
										<tr>
											<td class="d-flex justify-content-center align-items-center" style="border-bottom:0px;">
												Wann wollen Sie Ihr Essen abholen?
											</td>
										</tr>
									</thead>
									<tbody class="bg_lightgreen">
										<tr>
											<td class="d-flex justify-content-center align-items-center" style="padding-top:0px;">
												<div style="margin:20px;">
													<div class="d-flex justify-content-center align-items-center">
														<input type="number" style="width:80px" min="10" max="19" @bind-value="@hour" @onclick="@(()=>UpdateTime())" />
														<input type="number" style="width:80px" min="0" max="59" @bind-value="@minute" @onclick="@(()=>UpdateTime())" />
														&nbsp;
														Uhr
													</div>
												</div>
											</td>
										</tr>
									</tbody>
								</table>
							</div>
						</div>
					</div>
				</div>

				@*Buttons*@
				<div class="row h-75 w-100">
					<div class="col mt-auto ">
						<div class="d-flex flex-column align-items-center  ">
							<a href="/speisekarte" class="btn_bg w-75 btn text-center">Zurück</a>
							<a class="btn_forward btn w-75 " @onclick="@(() => SetBestllung())">Weiter</a>
						</div>
					</div>
				</div>
			</div>
		</div>
	</div>
</div>


@code {
	public int hour;
	public int minute;
	private void UpdateTime()
	{
		localStorage.SetItem<int>("Hour", hour);
		localStorage.SetItem<int>("Minute", minute);
	}

	private void SetBestllung()
	{
		if (menuitemIds.Count == 0)
		{
			return;
		}
		UpdateTime();
		localStorage.SetItem<Dictionary<int, int>>("MenuItemIds", menuitemIds);
		_navigationManager.NavigateTo("/Bestellabschluss");
	}



	public decimal summe;
	public Dictionary<int, int> menuitemIds = new Dictionary<int, int>();

	private void SetMenuItemId(int id)
	{
		if (menuitemIds.ContainsKey(id))
		{
			menuitemIds[id]++;
		}
		else
		{
			menuitemIds.Add(id, 1);
		}
		localStorage.SetItem<Dictionary<int, int>>("MenuItemIds", menuitemIds);
	}


	private void DelMenuItemId(int id)
	{
		if (menuitemIds.ContainsKey(id))
		{
			if (menuitemIds[id] > 1)
			{
				menuitemIds[id]--;
			}
			else
			{
				menuitemIds.Remove(id);
			}
		}
		localStorage.SetItem<Dictionary<int, int>>("MenuItemIds", menuitemIds);
		_navigationManager.NavigateTo(_navigationManager.Uri, forceLoad: true);
	}



	// allergien, bestellungsposition, kunde, menuitem, menuitemkategorie, menuitemueberkategorie, rabatt
	private List<Allergie> allergien = new List<Allergie>();
	private List<Bestellungsposition> bestellungspositions = new List<Bestellungsposition>();
	private List<Kunde> kunden = new List<Kunde>();
	private List<Menuitem> menuitems = new List<Menuitem>();
	private List<Menuitemkategorie> menuitemkategories = new List<Menuitemkategorie>();
	private List<Menuitemueberkategorie> menuitemueberkategories = new List<Menuitemueberkategorie>();
	private List<Rabatt> rabatte = new List<Rabatt>();

	protected override async Task OnInitializedAsync()
	{
		// get data from localstorage
		if (localStorage.GetItem<Dictionary<int, int>>("MenuItemIds") != null)
		{
			menuitemIds = localStorage.GetItem<Dictionary<int, int>>("MenuItemIds");
		}

		// get data from api
		allergien = await Http.GetFromJsonAsync<List<Allergie>>("https://localhost:7076/api/allergien");
		bestellungspositions = await Http.GetFromJsonAsync<List<Bestellungsposition>>("https://localhost:7076/api/bestellungspositionen");
		kunden = await Http.GetFromJsonAsync<List<Kunde>>("https://localhost:7076/api/kunden");
		menuitems = await Http.GetFromJsonAsync<List<Menuitem>>("https://localhost:7076/api/Menuitems");
		menuitemkategories = await Http.GetFromJsonAsync<List<Menuitemkategorie>>("https://localhost:7076/api/Menuitemkategories");
		menuitemueberkategories = await Http.GetFromJsonAsync<List<Menuitemueberkategorie>>("https://localhost:7076/api/Menuitemueberkategories");
		rabatte = await Http.GetFromJsonAsync<List<Rabatt>>("https://localhost:7076/api/Rabatte");


		// calculate the sum of all menuitems
		summe = 0;
		foreach (var item in menuitemIds)
		{
			foreach (var item2 in menuitems)
			{
				if (item.Key == item2.IdmenuItem)
				{
					summe += item2.Preis * item.Value;
				}
			}
		}
		localStorage.SetItem<decimal>("Summe", summe);

		// if hour/minute is set, set the values
		if (localStorage.GetItem<int>("Hour") != 0)
		{
			hour = localStorage.GetItem<int>("Hour");
		}
		if (localStorage.GetItem<int>("Minute") != 0)
		{
			minute = localStorage.GetItem<int>("Minute");
		}
	}

	public class Allergie
	{
		public int Idallergie { get; set; }

		public string? Beschreibung { get; set; }

		public virtual ICollection<Menuitem> MenuItemIdmenuItems { get; set; } = new List<Menuitem>();
	}
	public class Bestellungsposition
	{
		public int Idbestellung { get; set; }

		public int? Menge { get; set; }

		public DateTime? Datum { get; set; }

		public int KundeIdkunde { get; set; }

		public int? RabattIdrabatt { get; set; }

		public virtual Kunde KundeIdkundeNavigation { get; set; } = null!;

		public virtual Rabatt RabattIdrabattNavigation { get; set; } = null!;

		public virtual ICollection<Menuitem> MenuItemIdmenuItems { get; set; } = new List<Menuitem>();
	}
	public class Kunde
	{
		public int Idkunde { get; set; }

		public string? Code { get; set; }

		public int? Treuepunkte { get; set; }

		public virtual ICollection<Bestellungsposition> Bestellungspositions { get; set; } = new List<Bestellungsposition>();
	}

	public class Menuitem
	{
		public int IdmenuItem { get; set; }

		public string? Bezeichnung { get; set; }

		public string? Zusatzinformation { get; set; }

		public decimal Preis { get; set; }

		public int MenuItemKategorieIdmenuItemKategorie { get; set; }

		public virtual Menuitemkategorie MenuItemKategorieIdmenuItemKategorieNavigation { get; set; } = null!;

		public virtual ICollection<Allergie> AllergieIdallergies { get; set; } = new List<Allergie>();

		public virtual ICollection<Bestellungsposition> BestellungspositionIdbestellungs { get; set; } = new List<Bestellungsposition>();
	}
	public class Menuitemkategorie
	{
		public int IdmenuItemKategorie { get; set; }

		public string? Bezeichnung { get; set; }

		public int MenuItemUeberkategorieIdmenuItemUeberkategorie { get; set; }

		public virtual Menuitemueberkategorie MenuItemUeberkategorieIdmenuItemUeberkategorieNavigation { get; set; } = null!;

		public virtual ICollection<Menuitem> Menuitems { get; set; } = new List<Menuitem>();
	}

	public class Menuitemueberkategorie
	{
		public int IdmenuItemUeberkategorie { get; set; }

		public string? Bezeichnung { get; set; }

		public virtual ICollection<Menuitemkategorie> Menuitemkategories { get; set; } = new List<Menuitemkategorie>();
	}

	public class Rabatt
	{
		public int Idrabatt { get; set; }

		public decimal? Prozent { get; set; }

		public DateTime? GueltigkeitVon { get; set; }

		public DateTime? GueltigkeitBis { get; set; }

		public virtual ICollection<Bestellungsposition> Bestellungspositions { get; set; } = new List<Bestellungsposition>();
	}
}