add: Listagem de clientes

Data/SqliteClientRepository.cs

@@ -3,7 +3,6 @@ using System.Threading.Tasks;
 using Microsoft.Data.Sqlite;
 using Microsoft.Extensions.Configuration;
 using Workshop8.Models;
-using System;
 
 namespace Workshop8.Data
 {
@@ -21,76 +20,44 @@ namespace Workshop8.Data
 
         public async Task<IEnumerable<Cliente>> GetAllClientsAsync()
         {
-            var clients = new List<Cliente>();
+            // SELECT
+            var clientes = new List<Cliente>();
 
-            using var connection = new SqliteConnection(_connectionString);
-            await connection.OpenAsync();
+            await using var conn = new SqliteConnection(_connectionString);
+            await conn.OpenAsync();
 
-            var command = connection.CreateCommand();
-            command.CommandText = "SELECT Id, Nome, Email, CriadoEm FROM Clientes";
+            var cmd = conn.CreateCommand();
+            cmd.CommandText = "SELECT id, nome, email, CriadoEm FROM Clientes;";
 
-            using var reader = await command.ExecuteReaderAsync();
+            await using var reader = await cmd.ExecuteReaderAsync();
             while (await reader.ReadAsync())
             {
-                clients.Add(new Cliente
+                var c = new Cliente
                 {
                     Id = reader.GetInt32(0),
                     Nome = reader.GetString(1),
                     Email = reader.GetString(2),
                     CriadoEm = reader.GetDateTime(3)
-                });
+                };
+                clientes.Add(c);
             }
-
-            return clients;
+            return clientes;
+            return new List<Cliente>();
         }
 
         public async Task AddClientAsync(Cliente c)
         {
-            using var connection = new SqliteConnection(_connectionString);
-            await connection.OpenAsync();
-
-            var command = connection.CreateCommand();
-            command.CommandText = @"
-                INSERT INTO Clientes (Nome, Email, CriadoEm) 
-                VALUES ($nome, $email, $criadoEm);
-            ";
-
-            command.Parameters.AddWithValue("$nome", c.Nome);
-            command.Parameters.AddWithValue("$email", c.Email);
-            command.Parameters.AddWithValue("$criadoEm", c.CriadoEm);
-
-            await command.ExecuteNonQueryAsync();
+            // TODO: implementar INSERT
         }
 
         public async Task UpdateClientAsync(Cliente c)
         {
-            using var connection = new SqliteConnection(_connectionString);
-            await connection.OpenAsync();
-
-            var command = connection.CreateCommand();
-            command.CommandText = @"
-                UPDATE Clientes 
-                SET Nome = $nome, Email = $email
-                WHERE Id = $id;
-            ";
-
-            command.Parameters.AddWithValue("$nome", c.Nome);
-            command.Parameters.AddWithValue("$email", c.Email);
-            command.Parameters.AddWithValue("$id", c.Id);
-
-            await command.ExecuteNonQueryAsync();
+            // TODO: implementar UPDATE
         }
 
         public async Task DeleteClientAsync(int id)
         {
-            using var connection = new SqliteConnection(_connectionString);
-            await connection.OpenAsync();
-
-            var command = connection.CreateCommand();
-            command.CommandText = "DELETE FROM Clientes WHERE Id = $id;";
-            command.Parameters.AddWithValue("$id", id);
-
-            await command.ExecuteNonQueryAsync();
+            // TODO: implementar DELETE
         }
     }
 }