From 35d99ec5d3e5d18e83537c68831be02d40f36d8e Mon Sep 17 00:00:00 2001
From: Frederic Guillot <fred@kanboard.net>
Date: Sun, 1 Mar 2015 18:03:58 -0500
Subject: Add subtask position

---
 app/Schema/Mysql.php    | 24 +++++++++++++++++++++++-
 app/Schema/Postgres.php | 24 +++++++++++++++++++++++-
 app/Schema/Sqlite.php   | 26 +++++++++++++++++++++++++-
 3 files changed, 71 insertions(+), 3 deletions(-)

(limited to 'app/Schema')

diff --git a/app/Schema/Mysql.php b/app/Schema/Mysql.php
index 1c5cdc3a..21c304c1 100644
--- a/app/Schema/Mysql.php
+++ b/app/Schema/Mysql.php
@@ -6,7 +6,29 @@ use PDO;
 use Core\Security;
 use Model\Link;
 
-const VERSION = 48;
+const VERSION = 49;
+
+function version_49($pdo)
+{
+    $pdo->exec('ALTER TABLE subtasks ADD COLUMN position INTEGER DEFAULT 1');
+
+    $task_id = 0;
+    $urq = $pdo->prepare('UPDATE subtasks SET position=? WHERE id=?');
+
+    $rq = $pdo->prepare('SELECT * FROM subtasks ORDER BY task_id, id ASC');
+    $rq->execute();
+
+    foreach ($rq->fetchAll(PDO::FETCH_ASSOC) as $subtask) {
+
+        if ($task_id != $subtask['task_id']) {
+            $position = 1;
+            $task_id = $subtask['task_id'];
+        }
+
+        $urq->execute(array($position, $subtask['id']));
+        $position++;
+    }
+}
 
 function version_48($pdo)
 {
diff --git a/app/Schema/Postgres.php b/app/Schema/Postgres.php
index aa3f60f7..df003267 100644
--- a/app/Schema/Postgres.php
+++ b/app/Schema/Postgres.php
@@ -6,7 +6,29 @@ use PDO;
 use Core\Security;
 use Model\Link;
 
-const VERSION = 29;
+const VERSION = 30;
+
+function version_30($pdo)
+{
+    $pdo->exec('ALTER TABLE subtasks ADD COLUMN position INTEGER DEFAULT 1');
+
+    $task_id = 0;
+    $urq = $pdo->prepare('UPDATE subtasks SET position=? WHERE id=?');
+
+    $rq = $pdo->prepare('SELECT * FROM subtasks ORDER BY task_id, id ASC');
+    $rq->execute();
+
+    foreach ($rq->fetchAll(PDO::FETCH_ASSOC) as $subtask) {
+
+        if ($task_id != $subtask['task_id']) {
+            $position = 1;
+            $task_id = $subtask['task_id'];
+        }
+
+        $urq->execute(array($position, $subtask['id']));
+        $position++;
+    }
+}
 
 function version_29($pdo)
 {
diff --git a/app/Schema/Sqlite.php b/app/Schema/Sqlite.php
index 6fc2d07e..9134760f 100644
--- a/app/Schema/Sqlite.php
+++ b/app/Schema/Sqlite.php
@@ -6,7 +6,31 @@ use Core\Security;
 use PDO;
 use Model\Link;
 
-const VERSION = 47;
+const VERSION = 48;
+
+function version_48($pdo)
+{
+    $pdo->exec('ALTER TABLE subtasks ADD COLUMN position INTEGER DEFAULT 1');
+
+    // Migrate all subtasks position
+
+    $task_id = 0;
+    $urq = $pdo->prepare('UPDATE subtasks SET position=? WHERE id=?');
+
+    $rq = $pdo->prepare('SELECT * FROM subtasks ORDER BY task_id, id ASC');
+    $rq->execute();
+
+    foreach ($rq->fetchAll(PDO::FETCH_ASSOC) as $subtask) {
+
+        if ($task_id != $subtask['task_id']) {
+            $position = 1;
+            $task_id = $subtask['task_id'];
+        }
+
+        $urq->execute(array($position, $subtask['id']));
+        $position++;
+    }
+}
 
 function version_47($pdo)
 {
-- 
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