public static Android.Graphics.Bitmap GetItemImage(Context ctx, int itemID)
{
Android.Graphics.Bitmap res = null;
using (IConnection conn = Sync.GetConnection(ctx))
{
IPreparedStatement ps = conn.PrepareStatement(@"SELECT
item_image
FROM ritems WHERE id = :ItemID");
ps.Set("ItemID", itemID.ToString());
IResultSet result = ps.ExecuteQuery();
if (result.Next())
{
byte[] signatureBytes = result.GetBytes("item_image");
try
{
if (signatureBytes.Length > 0)
{
/*Android.Graphics.Bitmap bmp = Android.Graphics.BitmapFactory.DecodeByteArray(signatureBytes,
* 0, signatureBytes.Length);
* res = Android.Graphics.Bitmap.CreateScaledBitmap(bmp,256,256,true);
* bmp.Recycle();*/
res = Android.Graphics.BitmapFactory.DecodeByteArray(signatureBytes,
0, signatureBytes.Length);
}
else
{
res = null;
}
}
catch (Exception ex)
{
res = null;
}
}
result.Close();
ps.Close();
conn.Release();
}
return(res);
}
public void LoadItems(Context ctx)
{
Criteria c = CurrentCriteria;
using (IConnection conn = Sync.GetConnection(ctx))
{
// IPreparedStatement ps1 = conn.PrepareStatement ("select * from ritemlast");
//
// IResultSet result1 = ps1.ExecuteQuery ();
//
// while (result1.Next()) {
// Log.Debug ("", result1.GetInt (0) + " " + result1.GetInt (1));
// }
string joinLastDate = "";
string fields = "";
if (c.CstId > 0)
{
fields += @",
ritemlast.last_date";
joinLastDate = @"
LEFT OUTER JOIN ritemlast ON ritemlast.item_id = ritems.id AND ritemlast.cst_id = " + c.CstId;
}
string query = @"
SELECT TOP 30
ritems.ID,
ritems.item_cod,
ritems.item_desc,
ritems.item_image,
ritems.item_qty_left " +
fields + @"
FROM ritems" +
joinLastDate + @"
WHERE 1 = 1 ";
if (c.ItemDesc != "")
{
// query += " AND ritems.item_desc like \'" + c.ItemDesc + "%\'";
query += " AND ritems.item_desc like :ItemDesc ";
}
if (c.Category1 != 0)
{
query += " AND ritems.item_ctg_id = " + c.Category1;
}
if (c.Category2 != 0)
{
query += " AND ritems.item_ctg2_id = " + c.Category2;
}
if (c.RetVal != 0)
{
// query += " AND ritems.item_qty_left = " + c.RetVal;
}
query += " ORDER BY ritems.item_desc ";
IPreparedStatement ps = conn.PrepareStatement(query);
if (c.ItemDesc != "")
{
ps.Set("ItemDesc", c.ItemDesc);
}
IResultSet result = ps.ExecuteQuery();
while (result.Next())
{
ItemInfo item = new ItemInfo()
{
ItemId = result.GetInt("id"),
item_cod = result.GetString("item_cod"),
ItemDesc = result.GetString("item_desc"),
ItemQtyLeft = Convert.ToDecimal(result.GetDouble("item_qty_left"))
};
byte[] signatureBytes = result.GetBytes("item_image");
try
{
if (signatureBytes.Length > 0)
{
Android.Graphics.Bitmap img = Android.Graphics.BitmapFactory.DecodeByteArray(signatureBytes,
0, signatureBytes.Length);
item.ItemImage = Android.Graphics.Bitmap.CreateScaledBitmap(img, 64, 64, true);
img.Recycle();
img = null;
}
else
{
item.ItemImage = null;
}
}
catch (Exception ex)
{
item.ItemImage = null;
}
if (c.CstId > 0)
{
item.ItemLastBuyDate = Common.JavaDateToDatetime(result.GetDate("last_date"));
}
lastLoadedID = item.ItemId;
Add(item);
}
result.Close();
ps.Close();
conn.Release();
}
}
public static void LoadAdapterItems(Context ctx, int page, ArrayAdapter <ItemInfo> adapter, Criteria c)
{
using (IConnection conn = Sync.GetConnection(ctx))
{
string joinLastDate = "";
string fields = "";
if (c.CstId > 0)
{
fields += @",
ritemlast.last_date";//OUTER
joinLastDate = @"
LEFT JOIN ritemlast ON ritemlast.item_id = ritems.id AND ritemlast.cst_id = " + c.CstId;
}
int offset = 1 + page * 30;
string query = @"
SELECT TOP 30 START AT " + offset + @"
ritems.ID,
ritems.item_cod,
ritems.item_desc,
ritems.item_image,
ritems.item_qty_left " +
fields + @"
FROM ritems" +
joinLastDate + @"
WHERE 1 = 1 ";
if (c.ItemDesc != "")
{
query += " AND ritems.item_desc like \'" + c.ItemDesc + "%\'";
}
if (c.Category1 != 0)
{
query += " AND ritems.item_ctg_id = " + c.Category1;
}
if (c.Category2 != 0)
{
query += " AND ritems.item_ctg2_id = " + c.Category2;
}
if (c.RetVal != 0)
{
// query += " AND ritems.item_qty_left = " + c.RetVal;
}
query += " ORDER BY ritems.item_desc ";
Log.Debug("select items", query);
IPreparedStatement ps = conn.PrepareStatement(query);
IResultSet result = ps.ExecuteQuery();
while (result.Next())
{
ItemInfo item = new ItemInfo()
{
ItemId = result.GetInt("id"),
item_cod = result.GetString("item_cod"),
ItemDesc = result.GetString("item_desc"),
ItemQtyLeft = Convert.ToDecimal(result.GetDouble("item_qty_left"))
};
byte[] signatureBytes = result.GetBytes("item_image");
try
{
if (signatureBytes.Length > 0)
{
Android.Graphics.Bitmap img = Android.Graphics.BitmapFactory.DecodeByteArray(signatureBytes,
0, signatureBytes.Length);
item.ItemImage = Android.Graphics.Bitmap.CreateScaledBitmap(img, 64, 64, true);
img.Recycle();
img = null;
}
else
{
item.ItemImage = null;
}
}
catch (Exception ex)
{
item.ItemImage = null;
}
if (c.CstId > 0)
{
item.ItemLastBuyDate = Common.JavaDateToDatetime(result.GetDate("last_date"));
}
adapter.Add(item);
}
result.Close();
ps.Close();
conn.Release();
}
}
public static ItemInfo GetItem(Context ctx, decimal itemID, bool loadImage)
{
ItemInfo info = new ItemInfo();
using (IConnection conn = Sync.GetConnection(ctx))
{
/*IPreparedStatement ps = conn.PrepareStatement(@"SELECT item_id,
* item_cod,
* item_desc,
* item_long_des,
* item_ret_val1,
* item_sale_val1 ,
* item_buy_val1
* FROM items WHERE item_id = :ItemID");*/
IPreparedStatement ps = conn.PrepareStatement(@"SELECT
id,
item_cod,
item_desc,
item_alter_desc,
unit_price,
item_qty_left ,
item_vat,
item_ctg_id,
item_ctg_disc,
item_image
FROM ritems WHERE id = :ItemID");
ps.Set("ItemID", itemID.ToString());
IResultSet result = ps.ExecuteQuery();
if (result.Next())
{
/*info.ItemId = Convert.ToInt64(result.GetDouble("item_id"));
* info.item_cod = result.GetString("item_cod");
* info.item_desc = result.GetString("item_desc");
* info.item_long_desc = result.GetString("item_long_des");
* info.item_ret_val1 = Convert.ToDecimal(result.GetDouble("item_ret_val1"));
* info.item_sale_val1 = Convert.ToDecimal(result.GetDouble("item_sale_val1"));
* info.item_buy_val1 = Convert.ToDecimal(result.GetDouble("item_buy_val1"));*/
//info.ItemId = Convert.ToInt64(result.GetDouble("id"));
info.ItemId = result.GetInt("id");
info.item_cod = result.GetString("item_cod");
info.ItemDesc = result.GetString("item_desc");
info.item_long_desc = result.GetString("item_alter_desc");
info.ItemSaleVal1 = Convert.ToDecimal(result.GetDouble("unit_price"));
info.ItemQtyLeft = Convert.ToDecimal(result.GetDouble("item_qty_left"));
info.ItemVatId = result.GetInt("item_vat");
if (loadImage)
{
byte[] signatureBytes = result.GetBytes("item_image");
try
{
if (signatureBytes.Length > 0)
{
info.ItemImage = Android.Graphics.BitmapFactory.DecodeByteArray(signatureBytes,
0, signatureBytes.Length);
}
else
{
info.ItemImage = null;
}
}
catch (Exception ex)
{
info.ItemImage = null;
}
}
Log.Debug("item_vat", "item_vat=" + info.ItemVatId);
}
result.Close();
ps.Close();
conn.Release();
}
return(info);
}