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110 lines
2.2 KiB
110 lines
2.2 KiB
/*
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* Copyright © 2019 Musing Studio LLC.
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*
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* This file is part of WriteFreely.
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*
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* WriteFreely is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, included
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* in the LICENSE file in this source code package.
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*/
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package migrations
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import (
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"fmt"
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)
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// TODO: use now() from writefreely pkg
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func (db *datastore) now() string {
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if db.driverName == driverSQLite {
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return "strftime('%Y-%m-%d %H:%M:%S','now')"
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}
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return "NOW()"
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}
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func (db *datastore) typeInt() string {
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if db.driverName == driverSQLite {
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return "INTEGER"
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}
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return "INT"
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}
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func (db *datastore) typeSmallInt() string {
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if db.driverName == driverSQLite {
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return "INTEGER"
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}
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return "SMALLINT"
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}
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func (db *datastore) typeTinyInt() string {
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if db.driverName == driverSQLite {
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return "INTEGER"
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}
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return "TINYINT"
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}
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func (db *datastore) typeText() string {
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return "TEXT"
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}
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func (db *datastore) typeChar(l int) string {
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if db.driverName == driverSQLite {
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return "TEXT"
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}
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return fmt.Sprintf("CHAR(%d)", l)
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}
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func (db *datastore) typeVarChar(l int) string {
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if db.driverName == driverSQLite {
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return "TEXT"
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}
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return fmt.Sprintf("VARCHAR(%d)", l)
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}
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func (db *datastore) typeVarBinary(l int) string {
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if db.driverName == driverSQLite {
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return "BLOB"
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}
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return fmt.Sprintf("VARBINARY(%d)", l)
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}
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func (db *datastore) typeBool() string {
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if db.driverName == driverSQLite {
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return "INTEGER"
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}
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return "TINYINT(1)"
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}
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func (db *datastore) typeDateTime() string {
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return "DATETIME"
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}
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func (db *datastore) typeIntPrimaryKey() string {
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if db.driverName == driverSQLite {
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// From docs: "In SQLite, a column with type INTEGER PRIMARY KEY is an alias for the ROWID (except in WITHOUT
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// ROWID tables) which is always a 64-bit signed integer."
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return "INTEGER PRIMARY KEY"
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}
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return "INT AUTO_INCREMENT PRIMARY KEY"
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}
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func (db *datastore) collateMultiByte() string {
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if db.driverName == driverSQLite {
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return ""
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}
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return " COLLATE utf8_bin"
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}
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func (db *datastore) engine() string {
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if db.driverName == driverSQLite {
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return ""
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}
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return " ENGINE = InnoDB"
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}
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func (db *datastore) after(colName string) string {
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if db.driverName == driverSQLite {
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return ""
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}
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return " AFTER " + colName
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}
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