From ff18444c08b0b4ae8478274d1fd793112971484e Mon Sep 17 00:00:00 2001
From: Frederick Muriuki Muriithi
Date: Fri, 8 Sep 2023 02:25:00 +0300
Subject: Resources refactor: Add `resource_ownership` table

New table to link resources to groups, where relevant.
---
 ..._pjnxz-refactor-add-resource-ownership-table.py | 32 ++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 migrations/auth/20230907_01_pjnxz-refactor-add-resource-ownership-table.py

(limited to 'migrations/auth/20230907_01_pjnxz-refactor-add-resource-ownership-table.py')

diff --git a/migrations/auth/20230907_01_pjnxz-refactor-add-resource-ownership-table.py b/migrations/auth/20230907_01_pjnxz-refactor-add-resource-ownership-table.py
new file mode 100644
index 0000000..37fcfe7
--- /dev/null
+++ b/migrations/auth/20230907_01_pjnxz-refactor-add-resource-ownership-table.py
@@ -0,0 +1,32 @@
+"""
+refactor: add resource_ownership table
+"""
+
+from yoyo import step
+
+__depends__ = {'20230410_02_WZqSf-create-mrna-resources-table'}
+
+steps = [
+    step(
+        """
+        CREATE TABLE IF NOT EXISTS resource_ownership(
+        -- This table links resources to groups, where relevant
+          group_id TEXT NOT NULL,
+          resource_id TEXT NOT NULL,
+          PRIMARY KEY(group_id, resource_id),
+          FOREIGN KEY(group_id)
+            REFERENCES groups(group_id)
+            ON UPDATE CASCADE ON DELETE RESTRICT,
+          FOREIGN KEY(resource_id)
+            REFERENCES resources(resource_id)
+            ON UPDATE CASCADE ON DELETE RESTRICT
+        ) WITHOUT ROWID
+        """,
+        "DROP TABLE IF EXISTS resource_ownership"),
+    step(# Copy over data
+        """
+        INSERT INTO resource_ownership
+        SELECT group_id, resource_id FROM resources
+        """
+    )
+]
-- 
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