From 2ea481e2817c7d617e37571e2a6c0f11b231155e Mon Sep 17 00:00:00 2001
From: Chloe Jung <chloe@onesandzeros.nz>
Date: Tue, 31 Jan 2023 16:50:55 +1300
Subject: [PATCH] Separate out the "DROP" sql code. In docker, it results an
 error "cannot drop the currently open database".

---
 create_db.sql      | 6 ------
 create_db_init.sql | 2 ++
 create_db_user.sql | 2 ++
 s_create_db        | 2 ++
 select_db.sql      | 1 +
 5 files changed, 7 insertions(+), 6 deletions(-)
 create mode 100644 create_db_init.sql
 create mode 100644 create_db_user.sql
 create mode 100644 select_db.sql

diff --git a/create_db.sql b/create_db.sql
index 7bc9842..f50285b 100644
--- a/create_db.sql
+++ b/create_db.sql
@@ -1,9 +1,3 @@
-DROP DATABASE IF EXISTS card_db;
-CREATE DATABASE card_db;
-
-DROP USER IF EXISTS cardapp;
-CREATE USER cardapp WITH PASSWORD 'database_password';
-
 \c card_db;
 
 CREATE TABLE settings (
diff --git a/create_db_init.sql b/create_db_init.sql
new file mode 100644
index 0000000..2a65afb
--- /dev/null
+++ b/create_db_init.sql
@@ -0,0 +1,2 @@
+DROP DATABASE IF EXISTS card_db;
+CREATE DATABASE card_db;
diff --git a/create_db_user.sql b/create_db_user.sql
new file mode 100644
index 0000000..678c8b1
--- /dev/null
+++ b/create_db_user.sql
@@ -0,0 +1,2 @@
+DROP USER cardapp;
+CREATE USER cardapp WITH PASSWORD 'database_password';
\ No newline at end of file
diff --git a/s_create_db b/s_create_db
index bf7f18c..f5d85f6 100755
--- a/s_create_db
+++ b/s_create_db
@@ -12,7 +12,9 @@ echo Continue? "(y or n)"
 read x
 
 if [ "$x" = "y" ]; then
+	psql postgres -f create_db_init.sql
 	psql postgres -f create_db.sql
+	psql postgres -f create_db_user.sql
 	psql postgres -f settings.sql
 	echo Database created
 else
diff --git a/select_db.sql b/select_db.sql
new file mode 100644
index 0000000..340c842
--- /dev/null
+++ b/select_db.sql
@@ -0,0 +1 @@
+SELECT 'CREATE DATABASE card_db' WHERE NOT EXISTS (SELECT FROM pg_database WHERE datname = 'card_db');
\ No newline at end of file