Merge pull request #18 from Team-Kaleidoscope/dev v0.1

First stage: Complete. Awaiting further progress...

1 files changed, 55 insertions, 0 deletions

diff --git a/src/DevHive.Data/Repositories/RoleRepository.cs b/src/DevHive.Data/Repositories/RoleRepository.cs
new file mode 100644
index 0000000..441efef
--- /dev/null
+++ b/src/DevHive.Data/Repositories/RoleRepository.cs
@@ -0,0 +1,55 @@
+using System;
+using System.Threading.Tasks;
+using DevHive.Data.Interfaces.Repositories;
+using DevHive.Data.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace DevHive.Data.Repositories
+{
+	public class RoleRepository : BaseRepository<Role>, IRoleRepository
+	{
+		private readonly DevHiveContext _context;
+
+		public RoleRepository(DevHiveContext context)
+			: base(context)
+		{
+			this._context = context;
+		}
+
+		#region Read
+		public async Task<Role> GetByNameAsync(string name)
+		{
+			return await this._context.Roles
+				.FirstOrDefaultAsync(x => x.Name == name);
+		}
+		#endregion
+
+		public override async Task<bool> EditAsync(Guid id, Role newEntity)
+		{
+			Role role = await this.GetByIdAsync(id);
+
+			this._context
+				.Entry(role)
+				.CurrentValues
+				.SetValues(newEntity);
+
+			return await this.SaveChangesAsync();
+		}
+
+		#region Validations
+		public async Task<bool> DoesNameExist(string name)
+		{
+			return await this._context.Roles
+				.AsNoTracking()
+				.AnyAsync(r => r.Name == name);
+		}
+
+		public async Task<bool> DoesRoleExist(Guid id)
+		{
+			return await this._context.Roles
+				.AsNoTracking()
+				.AnyAsync(r => r.Id == id);
+		}
+		#endregion
+	}
+}