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Updated Populate Method to get data from DB

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Runs extremely quickly ~150ms on my system in debug mode (10,000 records)
This commit is contained in:
Luke Else 2022-01-31 15:07:16 +00:00
parent f0da93cdae
commit cd488440b9
1 changed files with 35 additions and 11 deletions
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42
Models/NavdataModel.cs
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@ -23,7 +23,7 @@ namespace EFB.Models
Longitude = longitude; Longitude = longitude;
} }
public NavdataModel(int id, string name, int frequency, string latitude, string longitude){ public NavdataModel(int id, string name, int? frequency, string latitude, string longitude){
Id = id; Id = id;
Name = name; Name = name;
Frequency = frequency; Frequency = frequency;
@ -31,20 +31,44 @@ namespace EFB.Models
Longitude = longitude; Longitude = longitude;
} }
public NavdataModel[] Populate(){ public static async Task<NavdataModel[]> Populate(){
MySqlConnection con = new MySqlConnection("root:XXXXXXX@XXX.XXX.XXX.XXX:3306/EFB"); MySqlConnection con = new MySqlConnection("server=server.luke-else.co.uk;userid=root;password=;database=EFB");
con.Open(); con.Open();
// Console.WriteLine($"MySQL version : {con.ServerVersion}");
string query = "SELECT * FROM waypoints";
MySqlCommand command = new MySqlCommand(query, con);
MySqlDataReader reader = (MySqlDataReader) await command.ExecuteReaderAsync();
List<NavdataModel> navdata = new List<NavdataModel>();
while (reader.Read())
{
int id = reader.GetInt32(0);
string name = reader.GetString(1);
string type = reader.GetString(2);
string latitude = reader.GetString(4);
string longitude = reader.GetString(5);
if (reader.GetString(2) == "VOR" || reader.GetString(2) == "NDB")
{
// int? frequency = reader.GetInt32(3);
int? frequency = null;
navdata.Add(
new NavdataModel(id, name, frequency, latitude, longitude)
);
}else{
navdata.Add(
new NavdataModel(id, name, latitude, longitude)
);
}
}
return navdata.ToArray<NavdataModel>();
} }
} }
} }