Feat[BE-296]: adjust schema db and entity products, product_warehouse, stock_logs

internal/database/migrations/20251203103853_update_stock_logs_schema.up.sql

@@ -0,0 +1,50 @@
+BEGIN;
+
+-- Drop old indexes tied to removed columns
+DROP INDEX IF EXISTS stock_logs_log_type_log_id_idx;
+DROP INDEX IF EXISTS stock_logs_deleted_at_idx;
+
+-- Rename columns to new naming
+ALTER TABLE stock_logs
+    RENAME COLUMN log_type TO loggable_type;
+
+ALTER TABLE stock_logs
+    RENAME COLUMN log_id TO loggable_id;
+
+ALTER TABLE stock_logs
+    RENAME COLUMN note TO notes;
+
+-- Add new increase/decrease columns
+ALTER TABLE stock_logs
+    ADD COLUMN IF NOT EXISTS increase NUMERIC(15, 3) DEFAULT 0,
+    ADD COLUMN IF NOT EXISTS decrease NUMERIC(15, 3) DEFAULT 0;
+
+-- Adjust column definitions
+ALTER TABLE stock_logs
+    ALTER COLUMN loggable_type TYPE VARCHAR(50),
+    ALTER COLUMN loggable_type SET NOT NULL,
+    ALTER COLUMN loggable_id SET NOT NULL,
+    ALTER COLUMN increase SET DEFAULT 0,
+    ALTER COLUMN increase SET NOT NULL,
+    ALTER COLUMN decrease SET DEFAULT 0,
+    ALTER COLUMN decrease SET NOT NULL;
+
+-- Remove obsolete columns
+ALTER TABLE stock_logs
+    DROP COLUMN IF EXISTS transaction_type,
+    DROP COLUMN IF EXISTS quantity,
+    DROP COLUMN IF EXISTS before_quantity,
+    DROP COLUMN IF EXISTS after_quantity,
+    DROP COLUMN IF EXISTS updated_at,
+    DROP COLUMN IF EXISTS deleted_at;
+
+-- Recreate indexes for new structure
+CREATE INDEX IF NOT EXISTS stock_logs_product_warehouse_id_idx ON stock_logs (product_warehouse_id);
+
+CREATE INDEX IF NOT EXISTS stock_logs_loggable_type_loggable_id_idx ON stock_logs (loggable_type, loggable_id);
+
+CREATE INDEX IF NOT EXISTS stock_logs_created_by_idx ON stock_logs (created_by);
+
+CREATE INDEX IF NOT EXISTS stock_logs_created_at_idx ON stock_logs (created_at);
+
+COMMIT;