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Adds SQL Queries for Update, Read and Insert

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This commit is contained in:
Twitchy 2011-08-04 21:53:02 +12:00
parent 7af6f7fae6
commit 2c4625e426
4 changed files with 197 additions and 1 deletions
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141
TShockAPI/DB/IQueryBuilder.cs
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@ -13,6 +13,9 @@ namespace TShockAPI.DB
string CreateTable(SqlTable table);
string AlterTable(SqlTable from, SqlTable to);
string DbTypeToString(MySqlDbType type, int? length);
string UpdateValue(string table, List<SqlValue> values, List<SqlValue> wheres);
string InsertValues(string table, List<SqlValue> values);
string ReadColumn(string table, List<SqlValue> wheres);
}
public class SqliteQueryCreator : IQueryBuilder
@ -44,9 +47,79 @@ namespace TShockAPI.DB
CREATE TABLE "main"."Bans" ("IP" TEXT PRIMARY KEY ,"Name" TEXT)
INSERT INTO "main"."Bans" SELECT "IP","Name" FROM "main"."oXHFcGcd04oXHFcGcd04_Bans"
DROP TABLE "main"."oXHFcGcd04oXHFcGcd04_Bans"
*
* Twitchy - Oh. I get it!
*/
}
public string UpdateValue(string table, List<SqlValue> values, List<SqlValue> wheres)
{
var sbvalues = new StringBuilder();
var sbwheres = new StringBuilder();
int count = 0;
foreach (SqlValue value in values)
{
sbvalues.Append(value.Name + "=" + value.Value.ToString());
if (count != values.Count - 1)
sbvalues.Append(",");
count++;
}
count = 0;
foreach (SqlValue where in wheres)
{
sbwheres.Append(where.Name + "=" + where.Value.ToString());
if (count != wheres.Count - 1)
sbvalues.Append(" AND ");
count++;
}
if (wheres.Count > 0)
return "UPDATE '{0}' SET {1} WHERE {2}".SFormat(table, sbvalues.ToString(), sbwheres.ToString());
else
return "UPDATE '{0}' SET {1}".SFormat(table, sbvalues.ToString());
}
public string InsertValues(string table, List<SqlValue> values)
{
var sbnames = new StringBuilder();
var sbvalues = new StringBuilder();
int count = 0;
foreach (SqlValue name in values)
{
sbnames.Append(name.Name);
if (count != values.Count - 1)
sbnames.Append(", ");
count++;
}
count = 0;
foreach (SqlValue value in values)
{
sbvalues.Append(value.Value.ToString());
if (count != values.Count - 1)
sbvalues.Append(", ");
count++;
}
return "INSERT INTO '{0}' ({1}) VALUES ({2})".SFormat(table, sbnames.ToString(), sbvalues.ToString());
}
public string ReadColumn(string table, List<SqlValue> wheres)
{
var sbwheres = new StringBuilder();
int count = 0;
foreach (SqlValue where in wheres)
{
sbwheres.Append(where.Name + "=" + where.Value.ToString());
if (count != wheres.Count - 1)
sbwheres.Append(" AND ");
count++;
}
if(wheres.Count > 0)
return "SELECT * FROM {0} WHERE {1}".SFormat(table, sbwheres.ToString());
else
return "SELECT * FROM {0}".SFormat(table);
}
static readonly Dictionary<MySqlDbType, string> TypesAsStrings = new Dictionary<MySqlDbType, string>
{
@ -92,7 +165,75 @@ namespace TShockAPI.DB
var drop = "DROP TABLE {0}_{1}".SFormat(rstr, from.Name);
return "{0}; {1}; {2}; {3};".SFormat(alter, create, insert, drop);
}
public string UpdateValue(string table, List<SqlValue> values, List<SqlValue> wheres)
{
var sbvalues = new StringBuilder();
var sbwheres = new StringBuilder();
int count = 0;
foreach (SqlValue value in values)
{
sbvalues.Append(value.Name + "=" + value.Value.ToString());
if (count != values.Count - 1)
sbvalues.Append("AND");
count++;
}
count = 0;
foreach (SqlValue where in wheres)
{
sbwheres.Append(where.Name + "=" + where.Value.ToString());
if (count != wheres.Count - 1)
sbvalues.Append(" AND ");
count++;
}
if (wheres.Count > 0)
return "UPDATE {0} SET {1} WHERE {2}".SFormat(table, sbvalues.ToString(), sbwheres.ToString());
else
return "UPDATE {0} SET {1}".SFormat(table, sbvalues.ToString());
}
public string InsertValues(string table, List<SqlValue> values)
{
var sbnames = new StringBuilder();
var sbvalues = new StringBuilder();
int count = 0;
foreach (SqlValue name in values)
{
sbnames.Append(name.Name);
if (count != values.Count - 1)
sbnames.Append(", ");
count++;
}
count = 0;
foreach (SqlValue value in values)
{
sbvalues.Append(value.Value.ToString());
if (count != values.Count - 1)
sbvalues.Append(", ");
count++;
}
return "INSERT INTO {0} ({1}) VALUES ({2})".SFormat(table, sbnames.ToString(), sbvalues.ToString());
}
public string ReadColumn(string table, List<SqlValue> wheres)
{
var sbwheres = new StringBuilder();
int count = 0;
foreach (SqlValue where in wheres)
{
sbwheres.Append(where.Name + "=" + where.Value.ToString());
if (count != wheres.Count - 1)
sbwheres.Append(" AND ");
count++;
}
if (wheres.Count > 0)
return "SELECT * FROM {0} WHERE {1}".SFormat(table, sbwheres.ToString());
else
return "SELECT * FROM {0}".SFormat(table);
}
static readonly Dictionary<MySqlDbType, string> TypesAsStrings = new Dictionary<MySqlDbType, string>
{