aboutsummaryrefslogtreecommitdiff
path: root/qlite/src/delete_builder.vala
diff options
context:
space:
mode:
Diffstat (limited to 'qlite/src/delete_builder.vala')
-rw-r--r--qlite/src/delete_builder.vala62
1 files changed, 0 insertions, 62 deletions
diff --git a/qlite/src/delete_builder.vala b/qlite/src/delete_builder.vala
deleted file mode 100644
index 45e09dc7..00000000
--- a/qlite/src/delete_builder.vala
+++ /dev/null
@@ -1,62 +0,0 @@
-using Sqlite;
-
-namespace Qlite {
-
-public class DeleteBuilder : StatementBuilder {
-
- // DELETE FROM [...]
- private Table? table;
- private string table_name;
-
- // WHERE [...]
- private string selection = "1";
- private StatementBuilder.AbstractField[] selection_args = {};
-
- internal DeleteBuilder(Database db) {
- base(db);
- }
-
- public DeleteBuilder from(Table table) {
- if (this.table != null) error("Qlite Error: ILLEGAL QUERY: cannot use from() multiple times.");
- this.table = table;
- this.table_name = table.name;
- return this;
- }
-
- public DeleteBuilder from_name(string table) {
- this.table_name = table;
- return this;
- }
-
- public DeleteBuilder where(string selection, string[]? selection_args = null) {
- if (this.selection != "1") error("selection was already done, but where() was called.");
- this.selection = selection;
- foreach (string arg in selection_args) {
- this.selection_args += new StatementBuilder.StringField(arg);
- }
- return this;
- }
-
- public DeleteBuilder with<T>(Column<T> column, string comp, T value) {
- selection_args += new Field<T>(column, value);
- selection = @"($selection) AND $(column.name) $comp ?";
- return this;
- }
-
- internal override Statement prepare() {
- Statement stmt = db.prepare(@"DELETE FROM $table_name WHERE $selection");
- for (int i = 0; i < selection_args.length; i++) {
- selection_args[i].bind(stmt, i+1);
- }
- return stmt;
- }
-
- public void perform() {
- if (prepare().step() != DONE) {
- critical(@"SQLite error: %d - %s", db.errcode(), db.errmsg());
- }
- }
-
-}
-
-}