MIF_E31221357/Assets/Plugins/SQLite/Scripts/DataService.cs

121 lines
3.5 KiB
C#

using SQLite4Unity3d;
using UnityEngine;
#if !UNITY_EDITOR
using System.Collections;
using System.IO;
#endif
using System.Collections.Generic;
public class DataService {
private SQLiteConnection _connection;
public DataService(string DatabaseName){
#if UNITY_EDITOR
var dbPath = string.Format(@"Assets/StreamingAssets/{0}", DatabaseName);
#else
// check if file exists in Application.persistentDataPath
var filepath = string.Format("{0}/{1}", Application.persistentDataPath, DatabaseName);
if (!File.Exists(filepath))
{
Debug.Log("Database not in Persistent path");
// if it doesn't ->
// open StreamingAssets directory and load the db ->
#if UNITY_ANDROID
var loadDb = new WWW("jar:file://" + Application.dataPath + "!/assets/" + DatabaseName); // this is the path to your StreamingAssets in android
while (!loadDb.isDone) { } // CAREFUL here, for safety reasons you shouldn't let this while loop unattended, place a timer and error check
// then save to Application.persistentDataPath
File.WriteAllBytes(filepath, loadDb.bytes);
#elif UNITY_IOS
var loadDb = Application.dataPath + "/Raw/" + DatabaseName; // this is the path to your StreamingAssets in iOS
// then save to Application.persistentDataPath
File.Copy(loadDb, filepath);
#elif UNITY_WP8
var loadDb = Application.dataPath + "/StreamingAssets/" + DatabaseName; // this is the path to your StreamingAssets in iOS
// then save to Application.persistentDataPath
File.Copy(loadDb, filepath);
#elif UNITY_WINRT
var loadDb = Application.dataPath + "/StreamingAssets/" + DatabaseName; // this is the path to your StreamingAssets in iOS
// then save to Application.persistentDataPath
File.Copy(loadDb, filepath);
#elif UNITY_STANDALONE_OSX
var loadDb = Application.dataPath + "/Resources/Data/StreamingAssets/" + DatabaseName; // this is the path to your StreamingAssets in iOS
// then save to Application.persistentDataPath
File.Copy(loadDb, filepath);
#else
var loadDb = Application.dataPath + "/StreamingAssets/" + DatabaseName; // this is the path to your StreamingAssets in iOS
// then save to Application.persistentDataPath
File.Copy(loadDb, filepath);
#endif
Debug.Log("Database written");
}
var dbPath = filepath;
#endif
_connection = new SQLiteConnection(dbPath, SQLiteOpenFlags.ReadWrite | SQLiteOpenFlags.Create);
Debug.Log("Final PATH: " + dbPath);
}
public void CreateDB(){
_connection.DropTable<Person> ();
_connection.CreateTable<Person> ();
_connection.InsertAll (new[]{
new Person{
Id = 1,
Name = "Tom",
Surname = "Perez",
Age = 56
},
new Person{
Id = 2,
Name = "Fred",
Surname = "Arthurson",
Age = 16
},
new Person{
Id = 3,
Name = "John",
Surname = "Doe",
Age = 25
},
new Person{
Id = 4,
Name = "Roberto",
Surname = "Huertas",
Age = 37
}
});
}
public IEnumerable<Person> GetPersons(){
return _connection.Table<Person>();
}
public IEnumerable<Person> GetPersonsNamedRoberto(){
return _connection.Table<Person>().Where(x => x.Name == "Roberto");
}
public Person GetJohnny(){
return _connection.Table<Person>().Where(x => x.Name == "Johnny").FirstOrDefault();
}
public Person CreatePerson(){
var p = new Person{
Name = "Johnny",
Surname = "Mnemonic",
Age = 21
};
_connection.Insert (p);
return p;
}
}