Revert "Revert purchase order"

This reverts commit 657a201fc0.

migrations/000081_enforce_raw_material_purchase_order_items.down.sql

@@ -1,8 +0,0 @@
-DROP TRIGGER IF EXISTS trigger_validate_purchase_order_item_raw_material ON purchase_order_items;
-DROP FUNCTION IF EXISTS validate_purchase_order_item_raw_material();
-
-ALTER TABLE purchase_order_items
-    ALTER COLUMN purchase_category_id DROP NOT NULL,
-    ALTER COLUMN ingredient_id DROP NOT NULL,
-    ALTER COLUMN quantity DROP NOT NULL,
-    ALTER COLUMN unit_id DROP NOT NULL;

migrations/000081_enforce_raw_material_purchase_order_items.up.sql

@@ -1,53 +0,0 @@
-UPDATE purchase_order_items poi
-SET purchase_category_id = pc.id
-FROM purchase_orders po
-JOIN purchase_categories pc ON pc.organization_id = po.organization_id
-    AND pc.code = 'bahan_baku'
-    AND pc.type = 'raw_material'
-WHERE poi.purchase_order_id = po.id
-  AND poi.purchase_category_id IS NULL;
-
-DO $$
-BEGIN
-    IF EXISTS (
-        SELECT 1
-        FROM purchase_order_items poi
-        LEFT JOIN purchase_categories pc ON pc.id = poi.purchase_category_id
-        WHERE poi.purchase_category_id IS NULL
-           OR pc.id IS NULL
-           OR pc.type <> 'raw_material'
-           OR poi.ingredient_id IS NULL
-           OR poi.quantity IS NULL
-           OR poi.unit_id IS NULL
-    ) THEN
-        RAISE EXCEPTION 'purchase_order_items contains non-raw-material or incomplete raw-material rows. Move expense rows to expenses and fill ingredient_id, quantity, and unit_id before running this migration.';
-    END IF;
-END $$;
-
-ALTER TABLE purchase_order_items
-    ALTER COLUMN purchase_category_id SET NOT NULL,
-    ALTER COLUMN ingredient_id SET NOT NULL,
-    ALTER COLUMN quantity SET NOT NULL,
-    ALTER COLUMN unit_id SET NOT NULL;
-
-CREATE OR REPLACE FUNCTION validate_purchase_order_item_raw_material()
-RETURNS TRIGGER AS $$
-BEGIN
-    IF NOT EXISTS (
-        SELECT 1
-        FROM purchase_categories pc
-        WHERE pc.id = NEW.purchase_category_id
-          AND pc.type = 'raw_material'
-    ) THEN
-        RAISE EXCEPTION 'purchase_order_items.purchase_category_id must reference a raw_material purchase category';
-    END IF;
-
-    RETURN NEW;
-END;
-$$ LANGUAGE plpgsql;
-
-DROP TRIGGER IF EXISTS trigger_validate_purchase_order_item_raw_material ON purchase_order_items;
-CREATE TRIGGER trigger_validate_purchase_order_item_raw_material
-    BEFORE INSERT OR UPDATE OF purchase_category_id ON purchase_order_items
-    FOR EACH ROW
-    EXECUTE FUNCTION validate_purchase_order_item_raw_material();

migrations/000082_enforce_expense_items_expense_categories.down.sql

@@ -1,5 +0,0 @@
-DROP TRIGGER IF EXISTS trigger_validate_expense_item_expense_category ON expense_items;
-DROP FUNCTION IF EXISTS validate_expense_item_expense_category();
-
-ALTER TABLE expense_items
-    ALTER COLUMN purchase_category_id DROP NOT NULL;

migrations/000082_enforce_expense_items_expense_categories.up.sql

@@ -1,55 +0,0 @@
-UPDATE expense_items ei
-SET purchase_category_id = pc.id
-FROM expenses e
-JOIN purchase_categories pc ON pc.organization_id = e.organization_id
-    AND pc.code = 'biaya_lain_lain'
-    AND pc.type = 'expense'
-WHERE ei.expense_id = e.id
-  AND (
-      ei.purchase_category_id IS NULL
-      OR NOT EXISTS (
-          SELECT 1
-          FROM purchase_categories current_pc
-          WHERE current_pc.id = ei.purchase_category_id
-            AND current_pc.type = 'expense'
-      )
-  );
-
-DO $$
-BEGIN
-    IF EXISTS (
-        SELECT 1
-        FROM expense_items ei
-        LEFT JOIN purchase_categories pc ON pc.id = ei.purchase_category_id
-        WHERE ei.purchase_category_id IS NULL
-           OR pc.id IS NULL
-           OR pc.type <> 'expense'
-    ) THEN
-        RAISE EXCEPTION 'expense_items contains missing or non-expense purchase categories. Assign valid expense categories before running this migration.';
-    END IF;
-END $$;
-
-ALTER TABLE expense_items
-    ALTER COLUMN purchase_category_id SET NOT NULL;
-
-CREATE OR REPLACE FUNCTION validate_expense_item_expense_category()
-RETURNS TRIGGER AS $$
-BEGIN
-    IF NOT EXISTS (
-        SELECT 1
-        FROM purchase_categories pc
-        WHERE pc.id = NEW.purchase_category_id
-          AND pc.type = 'expense'
-    ) THEN
-        RAISE EXCEPTION 'expense_items.purchase_category_id must reference an expense purchase category';
-    END IF;
-
-    RETURN NEW;
-END;
-$$ LANGUAGE plpgsql;
-
-DROP TRIGGER IF EXISTS trigger_validate_expense_item_expense_category ON expense_items;
-CREATE TRIGGER trigger_validate_expense_item_expense_category
-    BEFORE INSERT OR UPDATE OF purchase_category_id ON expense_items
-    FOR EACH ROW
-    EXECUTE FUNCTION validate_expense_item_expense_category();