From 7d8fd6e10f839dcccbd8952bf835788dfc3d982c Mon Sep 17 00:00:00 2001
From: Pattadon <pattadon2546pn@gmail.com>
Date: Tue, 1 Apr 2025 11:06:50 +0700
Subject: [PATCH] feat: create inventory_status table and modify
 inventory_items to use status_id

---
 .../00002_create_farm_and_cropland_tables.sql     |  2 +-
 .../migrations/00005_create_inventory_status.sql  |  5 +++++
 .../migrations/00006_modify_inventory_table.sql   | 15 +++++++++++++++
 .../migrations/00007_create_inventory_status.sql  |  7 +++++++
 4 files changed, 28 insertions(+), 1 deletion(-)
 create mode 100644 backend/migrations/00005_create_inventory_status.sql
 create mode 100644 backend/migrations/00006_modify_inventory_table.sql
 create mode 100644 backend/migrations/00007_create_inventory_status.sql

diff --git a/backend/migrations/00002_create_farm_and_cropland_tables.sql b/backend/migrations/00002_create_farm_and_cropland_tables.sql
index bd5a114..0dbd026 100644
--- a/backend/migrations/00002_create_farm_and_cropland_tables.sql
+++ b/backend/migrations/00002_create_farm_and_cropland_tables.sql
@@ -12,7 +12,7 @@ CREATE TABLE soil_conditions (
 CREATE TABLE harvest_units (
     id SERIAL PRIMARY KEY,
     name TEXT NOT NULL UNIQUE
-);
+);  
 
 CREATE TABLE plants (
     uuid UUID PRIMARY KEY DEFAULT gen_random_uuid(),
diff --git a/backend/migrations/00005_create_inventory_status.sql b/backend/migrations/00005_create_inventory_status.sql
new file mode 100644
index 0000000..4f634f2
--- /dev/null
+++ b/backend/migrations/00005_create_inventory_status.sql
@@ -0,0 +1,5 @@
+-- +goose Up
+CREATE TABLE inventory_status (
+    id SERIAL PRIMARY KEY,
+    name TEXT NOT NULL UNIQUE
+);
diff --git a/backend/migrations/00006_modify_inventory_table.sql b/backend/migrations/00006_modify_inventory_table.sql
new file mode 100644
index 0000000..44fb45c
--- /dev/null
+++ b/backend/migrations/00006_modify_inventory_table.sql
@@ -0,0 +1,15 @@
+-- +goose Up
+ALTER TABLE inventory_items
+ADD COLUMN status_id INT;
+
+UPDATE inventory_items
+SET status_id = (SELECT id FROM inventory_status WHERE name = inventory_items.status);
+
+ALTER TABLE inventory_items
+DROP COLUMN status;
+
+ALTER TABLE inventory_items
+ADD CONSTRAINT fk_inventory_items_status FOREIGN KEY (status_id) REFERENCES inventory_status(id) ON DELETE CASCADE;
+
+CREATE INDEX idx_inventory_items_status_id ON inventory_items(status_id);
+
diff --git a/backend/migrations/00007_create_inventory_status.sql b/backend/migrations/00007_create_inventory_status.sql
new file mode 100644
index 0000000..7e54cc9
--- /dev/null
+++ b/backend/migrations/00007_create_inventory_status.sql
@@ -0,0 +1,7 @@
+-- +goose Up
+-- Insert default statuses into the inventory_status table
+INSERT INTO inventory_status (name) 
+VALUES 
+    ('In Stock'),
+    ('Low Stock'),
+    ('Out Of Stock');
\ No newline at end of file