ajout de razor components et debut de api

Sources/MyFirstBlazor/Components/Card.razor

@@ -0,0 +1,6 @@
+@typeparam TItem
+<div class="card text-center">
+    @CardHeader(Item)
+    @CardBody(Item)
+    @CardFooter
+</div>

Sources/MyFirstBlazor/Components/Card.razor.cs

@@ -0,0 +1,19 @@
+using Microsoft.AspNetCore.Components;
+
+namespace MyFirstBlazor.Components
+{
+    public partial class Card<TItem>
+    {
+        [Parameter]
+        public RenderFragment<TItem> CardBody { get; set; }
+
+        [Parameter]
+        public RenderFragment CardFooter { get; set; }
+
+        [Parameter]
+        public RenderFragment<TItem> CardHeader { get; set; }
+
+        [Parameter]
+        public TItem Item { get; set; }
+    }
+}

Sources/MyFirstBlazor/Components/Crafting.razor

@@ -0,0 +1,51 @@
+<CascadingValue Value="@this">
+    <div class="container">
+        <div class="row">
+            <div class="col-6">
+
+                <div>Available items:</div>
+                <div>
+                    <div class="css-grid">
+
+                        @foreach (var item in Items)
+                        {
+                                <CraftingItem Item="item" NoDrop="true"/>
+                        }
+                    </div>
+                </div>
+
+            </div>
+
+            <div class="col-6">
+                <div>Recipe</div>
+
+                <div>
+
+                    <div class="css-recipe">
+                        <CraftingItem Index="0"/>
+                        <CraftingItem Index="1"/>
+                        <CraftingItem Index="2"/>
+                        <CraftingItem Index="3"/>
+                        <CraftingItem Index="4"/>
+                        <CraftingItem Index="5"/>
+                        <CraftingItem Index="6"/>
+                        <CraftingItem Index="7"/>
+                        <CraftingItem Index="8"/>
+                    </div>
+                </div>
+
+                <div>Result</div>
+                <div>
+                    <CraftingItem Item="RecipeResult"/>
+                </div>
+            </div>
+
+            <div class="col-12">
+                <div>Actions</div>
+                <div class="actions" id="actions">
+
+                </div>
+            </div>
+        </div>
+    </div>
+</CascadingValue>

Sources/MyFirstBlazor/Components/Crafting.razor.cs

@@ -0,0 +1,81 @@
+using Microsoft.AspNetCore.Components;
+using Microsoft.JSInterop;
+using MyFirstBlazor.Models;
+using System.Collections.ObjectModel;
+
+using System.Collections.Specialized;
+
+namespace MyFirstBlazor.Components
+{
+    public partial class Crafting
+    {
+        private Item _recipeResult;
+
+        public Crafting()
+        {
+            Actions = new ObservableCollection<CraftingAction>();
+            Actions.CollectionChanged += OnActionsCollectionChanged;
+            this.RecipeItems = new List<Item> { null, null, null, null, null, null, null, null, null };
+        }
+
+        public ObservableCollection<CraftingAction> Actions { get; set; }
+        public Item CurrentDragItem { get; set; }
+
+        [Parameter]
+        public List<Item> Items { get; set; }
+
+        public List<Item> RecipeItems { get; set; }
+
+        public Item RecipeResult
+        {
+            get => this._recipeResult;
+            set
+            {
+                if (this._recipeResult == value)
+                {
+                    return;
+                }
+
+                this._recipeResult = value;
+                this.StateHasChanged();
+            }
+        }
+
+        [Parameter]
+        public List<CraftingRecipe> Recipes { get; set; }
+
+        /// <summary>
+        /// Gets or sets the java script runtime.
+        /// </summary>
+        [Inject]
+        internal IJSRuntime JavaScriptRuntime { get; set; }
+
+        public void CheckRecipe()
+        {
+            RecipeResult = null;
+
+            // Get the current model
+            var currentModel = string.Join("|", this.RecipeItems.Select(s => s != null ? s.Name : string.Empty));
+
+            this.Actions.Add(new CraftingAction { Action = $"Items : {currentModel}" });
+
+            foreach (var craftingRecipe in Recipes)
+            {
+                // Get the recipe model
+                var recipeModel = string.Join("|", craftingRecipe.Have.SelectMany(s => s));
+
+                this.Actions.Add(new CraftingAction { Action = $"Recipe model : {recipeModel}" });
+
+                if (currentModel == recipeModel)
+                {
+                    RecipeResult = craftingRecipe.Give;
+                }
+            }
+        }
+
+        private void OnActionsCollectionChanged(object? sender, NotifyCollectionChangedEventArgs e)
+        {
+            JavaScriptRuntime.InvokeVoidAsync("Crafting.AddActions", e.NewItems);
+        }
+    }
+}

Sources/MyFirstBlazor/Components/Crafting.razor.css

@@ -0,0 +1,19 @@
+.css-grid {
+    grid-template-columns: repeat(4,minmax(0,1fr));
+    gap: 10px;
+    display: grid;
+    width: 286px;
+}
+
+.css-recipe {
+    grid-template-columns: repeat(3,minmax(0,1fr));
+    gap: 10px;
+    display: grid;
+    width: 212px;
+}
+
+.actions {
+    border: 1px solid black;
+    height: 250px;
+    overflow: scroll;
+}

Sources/MyFirstBlazor/Components/Crafting.razor.js

@@ -0,0 +1,16 @@
+window.Crafting =
+{
+    AddActions: function (data) {
+
+        data.forEach(element => {
+            var div = document.createElement('div');
+            div.innerHTML = 'Action: ' + element.action + ' - Index: ' + element.index;
+
+            if (element.item) {
+                div.innerHTML += ' - Item Name: ' + element.item.name;
+            }
+
+            document.getElementById('actions').appendChild(div);
+        });
+    }
+}

Sources/MyFirstBlazor/Components/CraftingAction.cs

@@ -0,0 +1,11 @@
+using MyFirstBlazor.Models;
+
+namespace MyFirstBlazor.Components
+{
+    public class CraftingAction
+    {
+        public string Action { get; set; }
+        public int Index { get; set; }
+        public Item Item { get; set; }
+    }
+}

Sources/MyFirstBlazor/Components/CraftingItem.razor

@@ -0,0 +1,13 @@
+<div class="item"
+     ondragover="event.preventDefault();"
+     draggable="true"
+     @ondragstart="@OnDragStart"
+     @ondrop="@OnDrop"
+     @ondragenter="@OnDragEnter"
+     @ondragleave="@OnDragLeave">
+
+    @if (Item != null)
+    {
+        @Item.DisplayName
+    }
+</div>

Sources/MyFirstBlazor/Components/CraftingItem.razor.cs

@@ -0,0 +1,66 @@
+using Blazorise;
+using Microsoft.AspNetCore.Components;
+using MyFirstBlazor.Models;
+namespace MyFirstBlazor.Components
+{
+    public partial class CraftingItem
+    {
+        [Parameter]
+        public int Index { get; set; }
+
+        [Parameter]
+        public Item Item { get; set; }
+
+        [Parameter]
+        public bool NoDrop { get; set; }
+
+        [CascadingParameter]
+        public Crafting Parent { get; set; }
+
+        internal void OnDragEnter()
+        {
+            if (NoDrop)
+            {
+                return;
+            }
+
+            Parent.Actions.Add(new CraftingAction { Action = "Drag Enter", Item = this.Item, Index = this.Index });
+        }
+
+        internal void OnDragLeave()
+        {
+            if (NoDrop)
+            {
+                return;
+            }
+
+            Parent.Actions.Add(new CraftingAction { Action = "Drag Leave", Item = this.Item, Index = this.Index });
+        }
+
+        internal void OnDrop()
+        {
+            if (NoDrop)
+            {
+                return;
+            }
+
+            this.Item = Parent.CurrentDragItem;
+            Parent.RecipeItems[this.Index] = this.Item;
+
+            Parent.Actions.Add(new CraftingAction { Action = "Drop", Item = this.Item, Index = this.Index });
+
+            // Check recipe
+            Parent.CheckRecipe();
+        }
+
+        private void OnDragStart()
+        {
+            Parent.CurrentDragItem = this.Item;
+
+            Parent.Actions.Add(new CraftingAction { Action = "Drag Start", Item = this.Item, Index = this.Index });
+        }
+
+
+    }
+
+}

Sources/MyFirstBlazor/Components/CraftingItem.razor.css

@@ -0,0 +1,6 @@
+.item {
+    width: 64px;
+    height: 64px;
+    border: 1px solid;
+    overflow: hidden;
+}

Sources/MyFirstBlazor/Components/CraftingRecipe.cs

@@ -0,0 +1,9 @@
+using MyFirstBlazor.Models;
+namespace MyFirstBlazor.Components
+{
+    public class CraftingRecipe
+    {
+        public Item Give { get; set; }
+        public List<List<string>> Have { get; set; }
+    }
+}

Sources/MyFirstBlazor/Components/ShowItems.razor

@@ -0,0 +1,12 @@
+@typeparam TItem
+
+<div>
+    @if ((Items?.Count ?? 0) != 0)
+    {
+        @foreach (var item in Items)
+        {
+            @ShowTemplate(item)
+            ;
+        }
+    }
+</div>

Sources/MyFirstBlazor/Components/ShowItems.razor.cs

@@ -0,0 +1,13 @@
+using Microsoft.AspNetCore.Components;
+
+namespace MyFirstBlazor.Components
+{
+    public partial class ShowItems<TItem>
+    {
+        [Parameter]
+        public List<TItem> Items { get; set; }
+
+        [Parameter]
+        public RenderFragment<TItem> ShowTemplate { get; set; }
+    }
+}

Sources/MyFirstBlazor/Models/Cake.cs

@@ -0,0 +1,9 @@
+namespace MyFirstBlazor.Models
+{
+    public class Cake
+    {
+        public int Id { get; set; }
+        public string Name { get; set; }
+        public decimal Cost { get; set; }
+    }
+}

Sources/MyFirstBlazor/Models/Item.cs

@@ -11,5 +11,6 @@
         public List<string> RepairWith { get; set; }
         public DateTime CreatedDate { get; set; }
         public DateTime? UpdatedDate { get; set; }
+        public string ImageBase64 { get; set; }
     }
 }

Sources/MyFirstBlazor/Models/ItemModel.cs

@@ -33,5 +33,8 @@ namespace MyFirstBlazor.Models
 
         [Required(ErrorMessage = "The image of the item is mandatory!")]
         public byte[] ImageContent { get; set; }
+        public string ImageBase64 { get; set; }
+    
     }
+
 }

Sources/MyFirstBlazor/Pages/Index.razor

@@ -1,5 +1,7 @@
 @page "/"
 @using System.Globalization
+@using MyFirstBlazor.Components;
+@using MyFirstBlazor.Models;
 
 <PageTitle>Index</PageTitle>
 
@@ -15,4 +17,8 @@ Welcome to your new app.
 
 <br />
 
-<SurveyPrompt Title="How is Blazor working for you?" />
+
+<div>
+    <Crafting Items="Items" Recipes="Recipes" />
+</div>
+

Sources/MyFirstBlazor/Pages/Index.razor.cs

@@ -0,0 +1,53 @@
+using Microsoft.AspNetCore.Components;
+using MyFirstBlazor.Components;
+using MyFirstBlazor.Models;
+using MyFirstBlazor.Services;
+
+namespace MyFirstBlazor.Pages
+{
+    public partial class Index
+    {
+        [Inject]
+        public IDataService DataService { get; set; }
+
+        public List<Item> Items { get; set; } = new List<Item>();
+
+        private List<CraftingRecipe> Recipes { get; set; } = new List<CraftingRecipe>();
+
+        protected override async Task OnInitializedAsync()
+        {
+            await base.OnInitializedAsync();
+
+        }
+
+        protected override async Task OnAfterRenderAsync(bool firstRender)
+        {
+            Items = await DataService.List(0, await DataService.Count());
+            Recipes = await DataService.GetRecipes();
+            if(firstRender) StateHasChanged();
+            await base.OnAfterRenderAsync(firstRender);
+        }
+        public List<Cake> Cakes { get; set; }
+
+        //protected override Task OnAfterRenderAsync(bool firstRender)
+        //{
+        //    LoadCakes();
+        //    StateHasChanged();
+        //    return base.OnAfterRenderAsync(firstRender);
+        //}
+
+        public void LoadCakes()
+        {
+            Cakes = new List<Cake>
+        {
+            // items hidden for display purpose
+            new Cake
+            {
+                Id = 1,
+                Name = "Red Velvet",
+                Cost = 60
+            },
+        };
+        }
+    }
+}

Sources/MyFirstBlazor/Pages/_Layout.cshtml

@@ -28,6 +28,7 @@
     </div>
 
     <script src="_framework/blazor.server.js"></script>
+    <script src="Components/Crafting.razor.js"></script>
     <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.15.4/css/all.css">
 
     <link href="_content/Blazorise/blazorise.css" rel="stylesheet" />

Sources/MyFirstBlazor/Services/DataLocalService.cs

@@ -1,5 +1,6 @@
 using Blazored.LocalStorage;
 using Microsoft.AspNetCore.Components;
+using MyFirstBlazor.Components;
 using MyFirstBlazor.Factories;
 using MyFirstBlazor.Models;
 
@@ -26,14 +27,6 @@ namespace MyFirstBlazor.Services
 
         public async Task Add(ItemModel model)
         {
-            // Get the current data
-            var currentData = await _localStorage.GetItemAsync<List<Item>>("data");
-
-            // Simulate the Id
-            model.Id = currentData.Max(s => s.Id) + 1;
-
-            // Add the item to the current data
-            currentData.Add(ItemFactory.Create(model));
 
             // Save the image
             var imagePathInfo = new DirectoryInfo($"{_webHostEnvironment.WebRootPath}/images");
@@ -50,10 +43,6 @@ namespace MyFirstBlazor.Services
             // Write the file content
             await File.WriteAllBytesAsync(fileName.FullName, model.ImageContent);
 
-            
-
-            // Save the data
-            await _localStorage.SetItemAsync("data", currentData);
         }
 
         public async Task<int> Count()
@@ -95,17 +84,9 @@ namespace MyFirstBlazor.Services
 
         public async Task Update(int id, ItemModel model)
         {
-            // Get the current data
-            var currentData = await _localStorage.GetItemAsync<List<Item>>("data");
+      
 
-            // Get the item int the list
-            var item = currentData.FirstOrDefault(w => w.Id == id);
-
-            // Check if item exist
-            if (item == null)
-            {
-                throw new Exception($"Unable to found the item with ID: {id}");
-            }
+       
 
             // Save the image
             var imagePathInfo = new DirectoryInfo($"{_webHostEnvironment.WebRootPath}/images");
@@ -115,7 +96,6 @@ namespace MyFirstBlazor.Services
             {
                 imagePathInfo.Create();
             }
-
             // Delete the previous image
             if (item.Name != model.Name)
             {
@@ -133,11 +113,8 @@ namespace MyFirstBlazor.Services
             // Write the file content
             await File.WriteAllBytesAsync(fileName.FullName, model.ImageContent);
 
-            // Modify the content of the item
-            ItemFactory.Update(item, model);
+      
 
-            // Save the data
-            await _localStorage.SetItemAsync("data", currentData);
         }
         public async Task Delete(int id)
         {
@@ -162,5 +139,23 @@ namespace MyFirstBlazor.Services
             // Save the data
             await _localStorage.SetItemAsync("data", currentData);
         }
+        public Task<List<CraftingRecipe>> GetRecipes()
+        {
+            var items = new List<CraftingRecipe>
+        {
+            new CraftingRecipe
+            {
+                Give = new Item { DisplayName = "Diamond", Name = "diamond" },
+                Have = new List<List<string>>
+                {
+                    new List<string> { "dirt", "dirt", "dirt" },
+                    new List<string> { "dirt", null, "dirt" },
+                    new List<string> { "dirt", "dirt", "dirt" }
+                }
+            }
+        };
+
+            return Task.FromResult(items);
+        }
     }
 }

Sources/MyFirstBlazor/Services/IDataService.cs

@@ -1,4 +1,5 @@
-using MyFirstBlazor.Models;
+using MyFirstBlazor.Components;
+using MyFirstBlazor.Models;
 
 namespace MyFirstBlazor.Services
 {
@@ -13,5 +14,6 @@ namespace MyFirstBlazor.Services
 
         Task Update(int id, ItemModel model);
         Task Delete(int id);
+        Task<List<CraftingRecipe>> GetRecipes();
     }
 }