Add category table

migrations/000075_create_purchase_categories.down.sql

@@ -0,0 +1,2 @@
+DROP TABLE IF EXISTS purchase_categories;
+DROP TABLE IF EXISTS purchase_category_presets;

migrations/000075_create_purchase_categories.up.sql

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+CREATE TABLE purchase_category_presets (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    parent_id UUID REFERENCES purchase_category_presets(id) ON DELETE SET NULL,
+    code VARCHAR(100) NOT NULL UNIQUE,
+    name VARCHAR(255) NOT NULL,
+    type VARCHAR(20) NOT NULL CHECK (type IN ('raw_material', 'non_inventory')),
+    sort_order INTEGER NOT NULL DEFAULT 0,
+    is_active BOOLEAN NOT NULL DEFAULT true,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+CREATE TABLE purchase_categories (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    organization_id UUID NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
+    preset_id UUID REFERENCES purchase_category_presets(id) ON DELETE SET NULL,
+    parent_id UUID REFERENCES purchase_categories(id) ON DELETE SET NULL,
+    code VARCHAR(100) NOT NULL,
+    name VARCHAR(255) NOT NULL,
+    type VARCHAR(20) NOT NULL CHECK (type IN ('raw_material', 'non_inventory')),
+    sort_order INTEGER NOT NULL DEFAULT 0,
+    is_system BOOLEAN NOT NULL DEFAULT false,
+    is_active BOOLEAN NOT NULL DEFAULT true,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    UNIQUE (organization_id, code)
+);
+
+CREATE INDEX idx_purchase_category_presets_parent_id ON purchase_category_presets(parent_id);
+CREATE INDEX idx_purchase_category_presets_type ON purchase_category_presets(type);
+CREATE INDEX idx_purchase_category_presets_is_active ON purchase_category_presets(is_active);
+
+CREATE INDEX idx_purchase_categories_organization_id ON purchase_categories(organization_id);
+CREATE INDEX idx_purchase_categories_preset_id ON purchase_categories(preset_id);
+CREATE INDEX idx_purchase_categories_parent_id ON purchase_categories(parent_id);
+CREATE INDEX idx_purchase_categories_type ON purchase_categories(type);
+CREATE INDEX idx_purchase_categories_is_active ON purchase_categories(is_active);
+
+INSERT INTO purchase_category_presets (code, name, type, sort_order)
+VALUES
+    ('hpp', 'HPP', 'raw_material', 1),
+    ('biaya_lain_lain', 'Biaya Lain-lain', 'non_inventory', 2)
+ON CONFLICT (code) DO NOTHING;
+
+INSERT INTO purchase_category_presets (parent_id, code, name, type, sort_order)
+SELECT parent.id, child.code, child.name, child.type, child.sort_order
+FROM purchase_category_presets parent
+JOIN (
+    VALUES
+        ('hpp', 'hpp_bakso_mie_ayam', 'Bakso & Mie Ayam', 'raw_material', 1),
+        ('hpp', 'hpp_nusantara', 'Nusantara', 'raw_material', 2),
+        ('hpp', 'hpp_ramen', 'Ramen', 'raw_material', 3),
+        ('hpp', 'hpp_minuman_kopi', 'Minuman/Kopi', 'raw_material', 4),
+        ('biaya_lain_lain', 'biaya_atk_perlengkapan', 'ATK & Perlengkapan', 'non_inventory', 1),
+        ('biaya_lain_lain', 'biaya_makan_karyawan', 'Makan Karyawan', 'non_inventory', 2),
+        ('biaya_lain_lain', 'biaya_bensin_parkir', 'Bensin & Parkir', 'non_inventory', 3),
+        ('biaya_lain_lain', 'biaya_kebersihan_keamanan', 'Kebersihan & Keamanan', 'non_inventory', 4),
+        ('biaya_lain_lain', 'biaya_gaji_dw', 'Gaji DW', 'non_inventory', 5),
+        ('biaya_lain_lain', 'biaya_gaji_staff', 'Gaji Staff', 'non_inventory', 6),
+        ('biaya_lain_lain', 'biaya_internet_server', 'Internet & Server', 'non_inventory', 7),
+        ('biaya_lain_lain', 'biaya_air_listrik', 'Air & Listrik', 'non_inventory', 8),
+        ('biaya_lain_lain', 'biaya_promosi', 'Promosi', 'non_inventory', 9)
+) AS child(parent_code, code, name, type, sort_order) ON parent.code = child.parent_code
+ON CONFLICT (code) DO NOTHING;

migrations/000076_add_default_purchase_categories_trigger.down.sql

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+DROP TRIGGER IF EXISTS trigger_create_default_purchase_categories ON organizations;
+DROP FUNCTION IF EXISTS create_default_purchase_categories();

migrations/000076_add_default_purchase_categories_trigger.up.sql

@@ -0,0 +1,49 @@
+CREATE OR REPLACE FUNCTION create_default_purchase_categories()
+RETURNS TRIGGER AS $$
+BEGIN
+    INSERT INTO purchase_categories (organization_id, preset_id, parent_id, code, name, type, sort_order, is_system, is_active, created_at, updated_at)
+    SELECT
+        NEW.id,
+        preset.id,
+        NULL,
+        preset.code,
+        preset.name,
+        preset.type,
+        preset.sort_order,
+        true,
+        preset.is_active,
+        NOW(),
+        NOW()
+    FROM purchase_category_presets preset
+    WHERE preset.parent_id IS NULL
+      AND preset.is_active = true
+    ON CONFLICT (organization_id, code) DO NOTHING;
+
+    INSERT INTO purchase_categories (organization_id, preset_id, parent_id, code, name, type, sort_order, is_system, is_active, created_at, updated_at)
+    SELECT
+        NEW.id,
+        child_preset.id,
+        parent_category.id,
+        child_preset.code,
+        child_preset.name,
+        child_preset.type,
+        child_preset.sort_order,
+        true,
+        child_preset.is_active,
+        NOW(),
+        NOW()
+    FROM purchase_category_presets child_preset
+    JOIN purchase_category_presets parent_preset ON child_preset.parent_id = parent_preset.id
+    JOIN purchase_categories parent_category ON parent_category.organization_id = NEW.id
+        AND parent_category.code = parent_preset.code
+    WHERE child_preset.is_active = true
+    ON CONFLICT (organization_id, code) DO NOTHING;
+
+    RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;
+
+CREATE TRIGGER trigger_create_default_purchase_categories
+    AFTER INSERT ON organizations
+    FOR EACH ROW
+    EXECUTE FUNCTION create_default_purchase_categories();

migrations/000077_backfill_default_purchase_categories.down.sql

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+DELETE FROM purchase_categories
+WHERE is_system = true
+  AND preset_id IS NOT NULL;

migrations/000077_backfill_default_purchase_categories.up.sql

@@ -0,0 +1,39 @@
+INSERT INTO purchase_categories (organization_id, preset_id, parent_id, code, name, type, sort_order, is_system, is_active, created_at, updated_at)
+SELECT
+    org.id,
+    preset.id,
+    NULL,
+    preset.code,
+    preset.name,
+    preset.type,
+    preset.sort_order,
+    true,
+    preset.is_active,
+    NOW(),
+    NOW()
+FROM organizations org
+CROSS JOIN purchase_category_presets preset
+WHERE preset.parent_id IS NULL
+  AND preset.is_active = true
+ON CONFLICT (organization_id, code) DO NOTHING;
+
+INSERT INTO purchase_categories (organization_id, preset_id, parent_id, code, name, type, sort_order, is_system, is_active, created_at, updated_at)
+SELECT
+    org.id,
+    child_preset.id,
+    parent_category.id,
+    child_preset.code,
+    child_preset.name,
+    child_preset.type,
+    child_preset.sort_order,
+    true,
+    child_preset.is_active,
+    NOW(),
+    NOW()
+FROM organizations org
+JOIN purchase_category_presets child_preset ON child_preset.parent_id IS NOT NULL
+JOIN purchase_category_presets parent_preset ON child_preset.parent_id = parent_preset.id
+JOIN purchase_categories parent_category ON parent_category.organization_id = org.id
+    AND parent_category.code = parent_preset.code
+WHERE child_preset.is_active = true
+ON CONFLICT (organization_id, code) DO NOTHING;