Favorites (#4)

* Added favorites page
* Refactor table to a reusable component

Reviewed-on: #4
Co-authored-by: Berack96 <giacomobertolazzi7@gmail.com>
Co-committed-by: Berack96 <giacomobertolazzi7@gmail.com>

.gitignore

@@ -396,3 +396,6 @@ FodyWeavers.xsd
 # JetBrains Rider
 *.sln.iml
 
+# =======
+# MINE
+APIKey.txt

Components/Layout/MovieTable.razor

@@ -0,0 +1,35 @@
+<table class="table table-striped" id="moviesTable">
+    <thead class="table-primary">
+        <tr>
+            <th></th>
+            <th style="width: 100%;">Title</th>
+            <th>Year</th>
+        </tr>
+    </thead>
+    <tbody>
+        @if (Movies?.Search != null)
+        {
+            @foreach (var movie in Movies.Search)
+            {
+                <tr>
+                    <td><button class="btn btn-secondary" @onclick="() => OnMovieSelected(movie.IdIMDB)">Details</button></td>
+                    <td>@movie.Title</td>
+                    <td>@movie.Year</td>
+                </tr>
+            }
+        }
+    </tbody>
+</table>
+
+@inject NavigationManager NavigationManager
+
+@code {
+
+    [Parameter]
+    public MovieSearch? Movies { get; set; }
+
+    private async Task OnMovieSelected(string imdbID)
+    {
+        NavigationManager.NavigateTo($"/movie/{imdbID}");
+    }
+}

Components/Pages/Favorites.razor

@@ -2,6 +2,25 @@
 
 <PageTitle>Favorites</PageTitle>
 
-<h1>TODO</h1>
+<MovieTable Movies="movies" />
 
+@inject ManageFavorite ManageFavorite
 
+@code {
+    public MovieSearch? movies = null;
+
+    protected override async Task OnAfterRenderAsync(bool firstRender)
+    {
+        if (firstRender)
+        {
+            await ManageFavorite.LoadFavorites();
+            var favoriteMovies = ManageFavorite.GetFavoriteMovies();
+            movies = new MovieSearch
+            {
+                Search = favoriteMovies.ToArray(),
+                TotalResults = favoriteMovies.Count.ToString()
+            };
+            StateHasChanged();
+        }
+    }
+}

Components/Pages/Home.razor

@@ -2,6 +2,26 @@
 
 <PageTitle>Home</PageTitle>
 
-<h1>Hello, world!</h1>
+<form class="mb-3" @onsubmit="OnSearch">
+    <input type="text" class="form-control" placeholder="Search for movies..."
+        style="width: 40%; margin-bottom: 10px;"
+        @bind="searchTitle" @bind:event="oninput" />
+    <div class="d-flex align-items-center gap-2">
+        <button class="btn btn-primary" type="submit">Search</button>
+        <p class="mb-0">@((movies == null) ? "" : movies.TotalResults + " results found")</p>
+    </div>
+</form>
 
-Welcome to your new app.
+<MovieTable Movies="movies" />
+
+@inject OmdbService OmdbService
+
+@code {
+    private string searchTitle = "";
+    private MovieSearch? movies = null;
+
+    private async Task OnSearch()
+    {
+        movies = await OmdbService.FetchMovies(searchTitle);
+    }
+}

Components/Pages/MovieDetail.razor

@@ -0,0 +1,58 @@
+@page "/movie/{id}"
+
+<PageTitle>Movie Details</PageTitle>
+
+<div class="row g-4" style="max-width: 800px;">
+    @if (movie is not null)
+    {
+        <h1>@movie.Title</h1>
+        <div class="col-md-4">
+            <img src="@movie.Poster" alt="@movie.Title Poster" class="img-fluid" />
+        </div>
+        <div class="col-md-8">
+            <p>@movie.Runtime</p>
+            <p>@movie.Plot</p>
+            @if(ManageFavorite.IsFavorite(id))
+            {
+                <button class="btn btn-warning" @onclick="ToggleFavoriteMovie">Remove Favorite</button>
+            }
+            else
+            {
+                <button class="btn btn-secondary" @onclick="ToggleFavoriteMovie">Add to Favorites</button>
+            }
+        </div>
+    }
+    else
+    {
+        <p>Loading movie details...</p>
+    }
+</div>
+
+
+@inject OmdbService OmdbService
+@inject ManageFavorite ManageFavorite
+
+@code {
+    [Parameter]
+    public required string id { get; set; }
+    private Movie? movie;
+
+    protected override async Task OnInitializedAsync()
+    {
+        movie = await OmdbService.FetchMovieDetail(id);
+    }
+
+    protected override async Task OnAfterRenderAsync(bool firstRender)
+    {
+        if (firstRender)
+        {
+            await ManageFavorite.LoadFavorites();
+            StateHasChanged();
+        }
+    }
+
+    private async Task ToggleFavoriteMovie()
+    {
+        await ManageFavorite.ToggleFavoriteMovie(movie!);
+    }
+}

Components/Routes.razor

@@ -1,4 +1,5 @@
-<Router AppAssembly="typeof(Program).Assembly" NotFoundPage="typeof(Pages.NotFound)">
+@rendermode InteractiveServer
+<Router AppAssembly="typeof(Program).Assembly" NotFoundPage="typeof(Pages.NotFound)">
     <Found Context="routeData">
         <RouteView RouteData="routeData" DefaultLayout="typeof(Layout.MainLayout)" />
         <FocusOnNavigate RouteData="routeData" Selector="h1" />

Models/Movie.cs

@@ -0,0 +1,17 @@
+using System.Text.Json.Serialization;
+
+/// <summary>
+/// Rappresenta un film con le sue proprietà principali.
+/// Non ho preso tutte le proprietà disponibili dall'API OMDB, solo quelle richieste.
+/// </summary>
+public class Movie
+{
+    public required string Title { get; set; }
+    public required string Year { get; set; }
+    [JsonPropertyName("imdbID")]
+    public required string IdIMDB { get; set; }
+    public required string Poster { get; set; }
+    public string Runtime { get; set; } = "N/A";
+    public string Plot { get; set; } = "N/A";
+
+}

Models/MovieSearch.cs

@@ -0,0 +1,12 @@
+using System.Text.Json.Serialization;
+
+/// <summary>
+/// Modello per rappresentare i risultati di una ricerca di film.
+/// Ha solo scopo di deserializzazione della risposta JSON dell'API OMDB.
+/// </summary>
+public class MovieSearch
+{
+    public required Movie[] Search { get; set; }
+    [JsonPropertyName("totalResults")]
+    public required string TotalResults { get; set; }
+}

Program.cs

@@ -1,10 +1,16 @@
 using test_alebro.Components;
+using Blazored.LocalStorage;
 
 var builder = WebApplication.CreateBuilder(args);
 
 // Add services to the container.
 builder.Services.AddRazorComponents()
     .AddInteractiveServerComponents();
+builder.Services.AddBlazoredLocalStorage();
+
+// Mine services
+builder.Services.AddSingleton<OmdbService>();
+builder.Services.AddScoped<ManageFavorite>();
 
 var app = builder.Build();
 

README.md

@@ -1,3 +1,12 @@
 # test-alebro
 
-Test per colloquio
+Test per colloquio
+
+## Istruzioni per l'esecuzione
+
+Dopo aver clonato il repository, crea un file APIKey.txt nella cartella radice del progetto e inserisci l'API Key di OMDb.
+
+Poi esegui il progetto con:
+```bash
+dotnet run
+```

Services/ManageFavorite.cs

@@ -0,0 +1,63 @@
+
+
+/// <summary>
+/// Service to manage favorite movies using local storage
+/// </summary>
+/// <param name="localStorage">The local storage service</param>
+class ManageFavorite(Blazored.LocalStorage.ILocalStorageService localStorage)
+{
+    // Inject the local storage service
+    private readonly Blazored.LocalStorage.ILocalStorageService LocalStorage = localStorage;
+    private readonly List<Movie> Movies = [];
+
+    /// <summary>
+    /// Load favorite movies from local storage
+    /// Use Immediately after service instantiation otherwise the list will be empty
+    /// </summary>
+    /// <returns></returns>
+    public async Task LoadFavorites()
+    {
+        var favorites = await LocalStorage.GetItemAsync<List<Movie>>("favorite") ?? [];
+        Movies.Clear();
+        Movies.AddRange(favorites);
+    }
+
+    /// <summary>
+    /// Check if a movie is favorite or not
+    /// </summary>
+    /// <param name="movieID">The movie ID to check</param>
+    /// <returns>True if the movie is favorite, otherwise false</returns>
+    public bool IsFavorite(string movieID)
+    {
+        return Movies.Any(m => m.IdIMDB == movieID);
+    }
+
+    /// <summary>
+    /// Toggle favorite status of a movie (by ID)
+    /// </summary>
+    /// <param name="movie">The movie ID to toggle</param>
+    /// <returns>The new favorite status</returns>
+    public async Task<bool> ToggleFavoriteMovie(Movie movie)
+    {
+        if (!IsFavorite(movie.IdIMDB))
+        {
+            Movies.Add(movie);
+        }
+        else
+        {
+            Movies.RemoveAll(m => m.IdIMDB == movie.IdIMDB);
+        }
+
+        await LocalStorage.SetItemAsync("favorite", Movies);
+        return IsFavorite(movie.IdIMDB);
+    }
+
+    /// <summary>
+    /// Get the list of favorite movie IDs
+    /// </summary>
+    /// <returns>The list of favorite movie IDs</returns>
+    public List<Movie> GetFavoriteMovies()
+    {
+        return Movies;
+    }
+}

Services/OmdbService.cs

@@ -0,0 +1,61 @@
+using System.Net;
+using System.Text.Json;
+
+/// <summary>
+/// Servizio per interagire con l'API OMDB.
+/// Semplifica le richieste per ottenere dettagli sui film.
+/// </summary>
+class OmdbService
+{
+    private readonly string url;
+    private readonly HttpClient httpClient = new();
+
+    public OmdbService()
+    {
+        var apiKey = File.ReadAllText("APIKey.txt").Trim();
+        apiKey = WebUtility.UrlEncode(apiKey);
+
+        url = "http://www.omdbapi.com/?apikey=" + apiKey
+            + "&type=movie"
+            + "&r=json";
+    }
+
+    /// <summary>
+    /// Recupera i dettagli di un film dato il suo ID IMDB.
+    /// </summary>
+    /// <param name="id">ID IMDB del film da cercare.</param>
+    /// <returns>Un oggetto Movie con i dettagli del film.</returns>
+    public async Task<Movie?> FetchMovieDetail(string id)
+    {
+        return await FetchAsync<Movie>("i", id);
+    }
+
+
+    /// <summary>
+    /// Recupera una lista di film che corrispondono al titolo di ricerca.
+    /// </summary>
+    /// <param name="searchTitle">Titolo dei film da cercare.</param>
+    /// <returns>>Una lista di oggetti Movie che corrispondono alla ricerca.</returns>
+    public async Task<MovieSearch?> FetchMovies(string searchTitle)
+    {
+        return await FetchAsync<MovieSearch>("s", searchTitle);
+    }
+
+    /// <summary>
+    /// Esegue una richiesta HTTP GET e deserializza la risposta JSON in un oggetto del tipo specificato.
+    /// </summary>
+    /// <typeparam name="T">Tipo dell'oggetto di ritorno.</typeparam>
+    /// <param name="query">Parametro della query HTTP.</param>
+    /// <param name="value">Valore del parametro della query HTTP.</param>
+    /// <returns>Un oggetto del tipo specificato deserializzato dalla risposta JSON.</returns>
+    private async Task<T?> FetchAsync<T>(string query, string value)
+    {
+        var requestUrl = url + "&" + query + "=" + WebUtility.UrlEncode(value);
+        var response = await httpClient.GetStringAsync(requestUrl);
+        try {
+            return JsonSerializer.Deserialize<T>(response)!;
+        } catch (JsonException) {
+            return default;
+        }
+    }
+}

test-alebro.csproj

@@ -9,4 +9,8 @@
     <BlazorDisableThrowNavigationException>true</BlazorDisableThrowNavigationException>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Blazored.LocalStorage" Version="4.3.0" />
+  </ItemGroup>
+
 </Project>

test-alebro.sln

@@ -0,0 +1,24 @@
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.2.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "test-alebro", "test-alebro.csproj", "{80C175CB-7DB0-93BB-681F-01F9DB017FB2}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{80C175CB-7DB0-93BB-681F-01F9DB017FB2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{80C175CB-7DB0-93BB-681F-01F9DB017FB2}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{80C175CB-7DB0-93BB-681F-01F9DB017FB2}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{80C175CB-7DB0-93BB-681F-01F9DB017FB2}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {4E9E6522-3307-4F89-B6D6-2D4D61E7B65B}
+	EndGlobalSection
+EndGlobal