/// <summary>
/// Gets all the entries from the database
/// </summary>
/// <returns> A list of objects of type Post</returns>
public List<Post> GetAll()
{
List<Post> allPosts = new List<Post>();
using (var conn = new SQLiteConnection(Connectionstring))
{
try
{
conn.Open();
string query = $"SELECT * FROM {TableName} ORDER BY Date DESC";
// Read the rows in the table,
using (SQLiteCommand cmd = new SQLiteCommand(query, conn))
{
using (SQLiteDataReader reader = cmd.ExecuteReader())
{
while (reader.Read())
{
Post post = new Post
{
ID = Convert.ToInt32(reader["Id"]),
Date = reader["Date"].ToString(),
Title = reader["Title"].ToString(),
Content = reader["Content"].ToString()
};
allPosts.Add(post);
}
}
}
conn.Close();
}
catch (SQLiteException ex)
{
Console.WriteLine(ex.ToString());
}
}
return allPosts;
}
/// <summary>
/// Edit an existing entry
/// </summary>
/// <param name="post"></param>
/// <returns>a post object</returns>
public async Task<Post> Update(Post post)
{
if (post == null)
{
return null;
}
bool result = false;
try
{
using (var conn = new SQLiteConnection(Connectionstring))
{
conn.Open();
string query = $"UPDATE {TableName} SET Title = '{post.Title}', Content = '{post.Content}' WHERE Id = {post.ID}";
using (SQLiteCommand cmd = new SQLiteCommand(query, conn))
{
await cmd.ExecuteNonQueryAsync();
result = true;
}
conn.Close();
}
}
//useless catch, I need to handle it properly, either log or display a meaningfull message to the UI
catch (SQLiteException ex)
{
Console.WriteLine(ex.ToString());
}
return result ? post : null;
}
/// <summary>
/// Get a post from an ID
/// </summary>
/// <param name="id"></param>
/// <returns>A post of id n </returns>
public Post Get(int id)
{
Post post = new Post();
using (var conn = new SQLiteConnection(Connectionstring))
{
try
{
conn.Open();
//string query = $"select {id} from Posts";
string query = $"select * from {TableName} where Id = {id}";
//Todo There has to be a simpler way. Because I'm just fetching a single row
using (SQLiteCommand cmd = new SQLiteCommand(query, conn))
{
using (SQLiteDataReader reader = cmd.ExecuteReader())
{
while (reader.Read())
{
post.ID = Convert.ToInt32(reader["Id"]);
post.Date = reader["Date"].ToString();
post.Title = reader["Title"].ToString();
post.Content = reader["Content"].ToString();
}
}
}
conn.Close();
}
catch (SQLiteException ex)
{
Console.WriteLine(ex.ToString());
}
}
return post;
}
/// <summary>
/// Create a new entry in the database.
/// </summary>
/// <param name="post"></param>
/// <returns></returns>
public Post Create(Post post)
{
if (post == null)
{
return null;
}
using (var conn = new SQLiteConnection(Connectionstring))
{
conn.Open();
try
{
string query = $"INSERT INTO {TableName} (Title, Content) VALUES ('{post.Title}', '{post.Content}')";
using (SQLiteCommand cmd = new SQLiteCommand(query, conn))
{
cmd.ExecuteNonQuery();
}
conn.Close();
}
catch (SQLiteException ex)
{
Console.WriteLine(ex.ToString());
}
}
return post.ID > 0 ? post : null;
}
public dynamic createPostForm(dynamic parameters)
{
var post = new Post();
return View["Views/Pages/Write", post];
}
