Database GET

0010SS · 0010SS · commit c7e74a21cf45 · 2023-09-18T21:06:30.000+08:00
Session 3 Database CRUD - GET
diff --git a/.DS_Store b/.DS_Store
diff --git a/.gitignore b/.gitignore
@@ -396,3 +396,5 @@ FodyWeavers.xsd
 
 # JetBrains Rider
 *.sln.iml
+.DS_Store
+.DS_Store
diff --git a/CMS.csproj b/CMS.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net7.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
@@ -13,11 +13,20 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation" Version="7.0.10" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.10" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="7.0.10" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="7.0.10">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="7.0.0" />
   </ItemGroup>
   <ItemGroup>
     <None Remove="Views\Record\" />
+    <None Remove="Data\" />
   </ItemGroup>
   <ItemGroup>
     <Folder Include="Views\Record\" />
+    <Folder Include="Data\" />
   </ItemGroup>
 </Project>
diff --git a/Controllers/RecordController.cs b/Controllers/RecordController.cs
@@ -2,6 +2,8 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
+using CMS.Data;
+using CMS.Models;
 using Microsoft.AspNetCore.Mvc;
 
 // For more information on enabling MVC for empty projects, visit https://go.microsoft.com/fwlink/?LinkID=397860
@@ -10,6 +12,12 @@ namespace CMS.Controllers
 {
     public class RecordController : Controller
     {
+        private readonly ClassDatabaseContext _db;
+        public RecordController(ClassDatabaseContext db)
+        {
+            _db = db;
+        }
+
         // GET: /<controller>/
         public IActionResult Index()
         {
@@ -18,7 +26,9 @@ public IActionResult Index()
 
         public IActionResult TimeTable()
         {
-            return View();
+            List<Classes> objClassList = _db.Classes.ToList();
+            Console.Write(objClassList[0].className);
+            return View(objClassList);
         }
 
         public IActionResult Assessments()
diff --git a/Data/ClassDatabaseContext.cs b/Data/ClassDatabaseContext.cs
@@ -0,0 +1,22 @@
+﻿using CMS.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace CMS.Data
+{
+    public class ClassDatabaseContext : DbContext
+    {
+        public ClassDatabaseContext(DbContextOptions<ClassDatabaseContext> options) : base(options)
+        {
+        }
+
+        public DbSet<Classes> Classes { get; set; }
+
+        protected override void OnModelCreating(ModelBuilder modelBuilder)
+        {
+            modelBuilder.Entity<Classes>().HasData(
+                new Classes { ID = 1, period = 1, className = "Physcis" },
+                new Classes { ID = 2, period = 2, className = "Literature" }
+            );
+        }
+    }
+}
diff --git a/Migrations/20230918124802_InitialCreate.Designer.cs b/Migrations/20230918124802_InitialCreate.Designer.cs
diff --git a/Migrations/20230918124802_InitialCreate.cs b/Migrations/20230918124802_InitialCreate.cs
@@ -0,0 +1,41 @@
+﻿using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace CMS.Migrations
+{
+    /// <inheritdoc />
+    public partial class InitialCreate : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterDatabase()
+                .Annotation("MySql:CharSet", "utf8mb4");
+
+            migrationBuilder.CreateTable(
+                name: "Classes",
+                columns: table => new
+                {
+                    ID = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("MySql:ValueGenerationStrategy", MySqlValueGenerationStrategy.IdentityColumn),
+                    period = table.Column<int>(type: "int", nullable: false),
+                    className = table.Column<string>(type: "longtext", nullable: false)
+                        .Annotation("MySql:CharSet", "utf8mb4")
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Classes", x => x.ID);
+                })
+                .Annotation("MySql:CharSet", "utf8mb4");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "Classes");
+        }
+    }
+}
diff --git a/Migrations/20230918125811_AddingData.Designer.cs b/Migrations/20230918125811_AddingData.Designer.cs
diff --git a/Migrations/20230918125811_AddingData.cs b/Migrations/20230918125811_AddingData.cs
@@ -0,0 +1,39 @@
+﻿using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+#pragma warning disable CA1814 // Prefer jagged arrays over multidimensional
+
+namespace CMS.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddingData : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.InsertData(
+                table: "Classes",
+                columns: new[] { "ID", "className", "period" },
+                values: new object[,]
+                {
+                    { 1, "Physcis", 1 },
+                    { 2, "Literature", 2 }
+                });
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DeleteData(
+                table: "Classes",
+                keyColumn: "ID",
+                keyValue: 1);
+
+            migrationBuilder.DeleteData(
+                table: "Classes",
+                keyColumn: "ID",
+                keyValue: 2);
+        }
+    }
+}
diff --git a/Migrations/ClassDatabaseContextModelSnapshot.cs b/Migrations/ClassDatabaseContextModelSnapshot.cs
@@ -0,0 +1,55 @@
+﻿// <auto-generated />
+using CMS.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace CMS.Migrations
+{
+    [DbContext(typeof(ClassDatabaseContext))]
+    partial class ClassDatabaseContextModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.10")
+                .HasAnnotation("Relational:MaxIdentifierLength", 64);
+
+            modelBuilder.Entity("CMS.Models.Classes", b =>
+                {
+                    b.Property<int>("ID")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    b.Property<string>("className")
+                        .IsRequired()
+                        .HasColumnType("longtext");
+
+                    b.Property<int>("period")
+                        .HasColumnType("int");
+
+                    b.HasKey("ID");
+
+                    b.ToTable("Classes");
+
+                    b.HasData(
+                        new
+                        {
+                            ID = 1,
+                            className = "Physcis",
+                            period = 1
+                        },
+                        new
+                        {
+                            ID = 2,
+                            className = "Literature",
+                            period = 2
+                        });
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/Models/Classes.cs b/Models/Classes.cs
@@ -0,0 +1,17 @@
+﻿using System;
+using System.ComponentModel.DataAnnotations;
+
+namespace CMS.Models
+{
+    public class Classes
+    {
+        [Key]
+        public int ID { get; set; }
+        [Required]
+        public int period { get; set; }
+        [Required]
+        public string className { get; set; }
+    }
+}
+
+// database migration
diff --git a/Program.cs b/Program.cs
@@ -1,9 +1,15 @@
-﻿var builder = WebApplication.CreateBuilder(args);
+﻿using CMS.Data;
+using Microsoft.EntityFrameworkCore;
+
+var builder = WebApplication.CreateBuilder(args);
 
 // Add services to the container.
 builder.Services.AddControllersWithViews();
-
 builder.Services.AddRazorPages().AddRazorRuntimeCompilation();
+builder.Services.AddDbContext<ClassDatabaseContext>(options =>
+    options.UseMySql(builder.Configuration.GetConnectionString("ClassDatabaseContext"),
+    ServerVersion.AutoDetect(builder.Configuration.GetConnectionString("ClassDatabaseContext"))));
+
 
 var app = builder.Build();
 
diff --git a/Views/Record/TimeTable.cshtml b/Views/Record/TimeTable.cshtml
@@ -1,3 +1,23 @@
-﻿<div class="min-h-screen">
-    <h1>Time table</h1>
-</div>
+﻿@model List<Classes>
+
+<div class="min-h-screen">
+    <p class="dark:text-white font-bold tect-2xl md:text-6xl text-center pb-10">Time Table for Today</p>
+
+    <table class="min-w-full bg-transparent shadow-md rounded-lg text-center">
+        <thead>
+            <tr>
+                <th class="py-2 px-4 bg-transparent text-white">Period</th>
+                <th class="py-2 px-4 bg-transparent text-white">Name</th>
+            </tr>
+        </thead>
+        <tbody>
+            @foreach (var obj in Model)
+            {
+                    <tr class="border-t">
+                        <td class="py-2 px-4">@obj.period</td>
+                        <td class="py-2 px-4">@obj.className</td>
+                    </tr>
+            }
+        </tbody>
+    </table>
+</div>
diff --git a/appsettings.json b/appsettings.json
diff --git a/global.json b/global.json

Original file line number	Diff line number	Diff line change
`@@ -2,6 +2,8 @@`
`2`	`2`	`using System.Collections.Generic;`
`3`	`3`	`using System.Linq;`
`4`	`4`	`using System.Threading.Tasks;`
	`5`	`+using CMS.Data;`
	`6`	`+using CMS.Models;`
`5`	`7`	`using Microsoft.AspNetCore.Mvc;`
`6`	`8`
`7`	`9`	`// For more information on enabling MVC for empty projects, visit https://go.microsoft.com/fwlink/?LinkID=397860`
`@@ -10,6 +12,12 @@ namespace CMS.Controllers`
`10`	`12`	`{`
`11`	`13`	`public class RecordController : Controller`
`12`	`14`	`{`
	`15`	`+ private readonly ClassDatabaseContext _db;`
	`16`	`+ public RecordController(ClassDatabaseContext db)`
	`17`	`+ {`
	`18`	`+ _db = db;`
	`19`	`+ }`
	`20`	`+`
`13`	`21`	`// GET: /<controller>/`
`14`	`22`	`public IActionResult Index()`
`15`	`23`	`{`
`@@ -18,7 +26,9 @@ public IActionResult Index()`
`18`	`26`
`19`	`27`	`public IActionResult TimeTable()`
`20`	`28`	`{`
`21`		`- return View();`
	`29`	`+ List<Classes> objClassList = _db.Classes.ToList();`
	`30`	`+ Console.Write(objClassList[0].className);`
	`31`	`+ return View(objClassList);`
`22`	`32`	`}`
`23`	`33`
`24`	`34`	`public IActionResult Assessments()`