erp-construccion-database-v2/schemas/07-purchase-ext-schema-ddl.sql
rckrdmrd bf97e26cdf Migración desde erp-construccion/database - Estándar multi-repo v2
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-16 08:11:21 -06:00

228 lines
12 KiB
SQL

-- ============================================================================
-- PURCHASE EXTENSION Schema DDL - Extensiones de Compras para Construcción
-- Modulos: MAI-004 (Compras e Inventarios)
-- Version: 1.0.0
-- Fecha: 2025-12-08
-- ============================================================================
-- TIPO: Extensión del ERP Core (MGN-006 Purchase)
-- NOTA: Contiene SOLO extensiones específicas de construcción.
-- Las tablas base están en el ERP Core.
-- ============================================================================
-- PREREQUISITOS:
-- 1. ERP-Core instalado (auth.tenants, auth.users)
-- 2. Schema construction instalado (fraccionamientos)
-- 3. Schema inventory extension instalado (requisiciones_obra)
-- 4. Schema purchase de ERP-Core instalado (opcional, para FKs)
-- ============================================================================
-- Verificar prerequisitos
DO $$
BEGIN
IF NOT EXISTS (SELECT 1 FROM pg_namespace WHERE nspname = 'auth') THEN
RAISE EXCEPTION 'Schema auth no existe. Ejecutar primero ERP-Core DDL';
END IF;
IF NOT EXISTS (SELECT 1 FROM pg_namespace WHERE nspname = 'construction') THEN
RAISE EXCEPTION 'Schema construction no existe. Ejecutar primero construction DDL';
END IF;
IF NOT EXISTS (SELECT 1 FROM pg_namespace WHERE nspname = 'inventory') THEN
RAISE EXCEPTION 'Schema inventory no existe. Ejecutar primero inventory extension DDL';
END IF;
END $$;
-- Crear schema si no existe (puede ya existir desde ERP-Core)
CREATE SCHEMA IF NOT EXISTS purchase;
-- ============================================================================
-- TABLES - EXTENSIONES CONSTRUCCIÓN
-- ============================================================================
-- Tabla: purchase_order_construction (extensión de órdenes de compra)
-- Extiende: purchase.purchase_orders (ERP Core)
CREATE TABLE IF NOT EXISTS purchase.purchase_order_construction (
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
tenant_id UUID NOT NULL REFERENCES auth.tenants(id) ON DELETE CASCADE,
purchase_order_id UUID NOT NULL, -- FK a purchase.purchase_orders (ERP Core)
fraccionamiento_id UUID REFERENCES construction.fraccionamientos(id),
requisicion_id UUID REFERENCES inventory.requisiciones_obra(id),
delivery_location VARCHAR(255),
delivery_contact VARCHAR(100),
delivery_phone VARCHAR(20),
received_by UUID REFERENCES auth.users(id),
received_at TIMESTAMPTZ,
quality_approved BOOLEAN,
quality_notes TEXT,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
created_by UUID REFERENCES auth.users(id),
updated_at TIMESTAMPTZ,
updated_by UUID REFERENCES auth.users(id),
deleted_at TIMESTAMPTZ,
deleted_by UUID REFERENCES auth.users(id),
CONSTRAINT uq_po_construction_po_id UNIQUE (purchase_order_id)
);
-- Tabla: supplier_construction (extensión de proveedores)
-- Extiende: purchase.suppliers (ERP Core)
CREATE TABLE IF NOT EXISTS purchase.supplier_construction (
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
tenant_id UUID NOT NULL REFERENCES auth.tenants(id) ON DELETE CASCADE,
supplier_id UUID NOT NULL, -- FK a purchase.suppliers (ERP Core)
is_materials_supplier BOOLEAN DEFAULT FALSE,
is_services_supplier BOOLEAN DEFAULT FALSE,
is_equipment_supplier BOOLEAN DEFAULT FALSE,
specialties TEXT[],
quality_rating DECIMAL(3,2),
delivery_rating DECIMAL(3,2),
price_rating DECIMAL(3,2),
overall_rating DECIMAL(3,2) GENERATED ALWAYS AS (
(COALESCE(quality_rating, 0) + COALESCE(delivery_rating, 0) + COALESCE(price_rating, 0)) / 3
) STORED,
last_evaluation_date DATE,
credit_limit DECIMAL(14,2),
payment_days INTEGER DEFAULT 30,
has_valid_documents BOOLEAN DEFAULT FALSE,
documents_expiry_date DATE,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
created_by UUID REFERENCES auth.users(id),
updated_at TIMESTAMPTZ,
updated_by UUID REFERENCES auth.users(id),
deleted_at TIMESTAMPTZ,
deleted_by UUID REFERENCES auth.users(id),
CONSTRAINT uq_supplier_construction_supplier_id UNIQUE (supplier_id)
);
-- Tabla: comparativo_cotizaciones (cuadro comparativo)
CREATE TABLE IF NOT EXISTS purchase.comparativo_cotizaciones (
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
tenant_id UUID NOT NULL REFERENCES auth.tenants(id) ON DELETE CASCADE,
requisicion_id UUID REFERENCES inventory.requisiciones_obra(id),
code VARCHAR(30) NOT NULL,
name VARCHAR(255) NOT NULL,
comparison_date DATE NOT NULL,
status VARCHAR(20) NOT NULL DEFAULT 'draft',
winner_supplier_id UUID, -- FK a purchase.suppliers (ERP Core)
approved_by UUID REFERENCES auth.users(id),
approved_at TIMESTAMPTZ,
notes TEXT,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
created_by UUID REFERENCES auth.users(id),
updated_at TIMESTAMPTZ,
updated_by UUID REFERENCES auth.users(id),
deleted_at TIMESTAMPTZ,
deleted_by UUID REFERENCES auth.users(id),
CONSTRAINT uq_comparativo_code_tenant UNIQUE (tenant_id, code)
);
-- Tabla: comparativo_proveedores (proveedores en comparativo)
CREATE TABLE IF NOT EXISTS purchase.comparativo_proveedores (
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
tenant_id UUID NOT NULL REFERENCES auth.tenants(id) ON DELETE CASCADE,
comparativo_id UUID NOT NULL REFERENCES purchase.comparativo_cotizaciones(id) ON DELETE CASCADE,
supplier_id UUID NOT NULL, -- FK a purchase.suppliers (ERP Core)
quotation_number VARCHAR(50),
quotation_date DATE,
delivery_days INTEGER,
payment_conditions VARCHAR(100),
total_amount DECIMAL(16,2),
is_selected BOOLEAN DEFAULT FALSE,
evaluation_notes TEXT,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
created_by UUID REFERENCES auth.users(id),
updated_at TIMESTAMPTZ,
updated_by UUID REFERENCES auth.users(id)
);
-- Tabla: comparativo_productos (productos en comparativo)
CREATE TABLE IF NOT EXISTS purchase.comparativo_productos (
id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
tenant_id UUID NOT NULL REFERENCES auth.tenants(id) ON DELETE CASCADE,
comparativo_proveedor_id UUID NOT NULL REFERENCES purchase.comparativo_proveedores(id) ON DELETE CASCADE,
product_id UUID NOT NULL, -- FK a inventory.products (ERP Core)
quantity DECIMAL(12,4) NOT NULL,
unit_price DECIMAL(12,4) NOT NULL,
total_price DECIMAL(14,2) GENERATED ALWAYS AS (quantity * unit_price) STORED,
notes TEXT,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
created_by UUID REFERENCES auth.users(id),
updated_at TIMESTAMPTZ,
updated_by UUID REFERENCES auth.users(id)
);
-- ============================================================================
-- INDICES
-- ============================================================================
CREATE INDEX IF NOT EXISTS idx_po_construction_tenant_id ON purchase.purchase_order_construction(tenant_id);
CREATE INDEX IF NOT EXISTS idx_po_construction_po_id ON purchase.purchase_order_construction(purchase_order_id);
CREATE INDEX IF NOT EXISTS idx_po_construction_fraccionamiento_id ON purchase.purchase_order_construction(fraccionamiento_id);
CREATE INDEX IF NOT EXISTS idx_po_construction_requisicion_id ON purchase.purchase_order_construction(requisicion_id);
CREATE INDEX IF NOT EXISTS idx_supplier_construction_tenant_id ON purchase.supplier_construction(tenant_id);
CREATE INDEX IF NOT EXISTS idx_supplier_construction_supplier_id ON purchase.supplier_construction(supplier_id);
CREATE INDEX IF NOT EXISTS idx_supplier_construction_rating ON purchase.supplier_construction(overall_rating);
CREATE INDEX IF NOT EXISTS idx_comparativo_tenant_id ON purchase.comparativo_cotizaciones(tenant_id);
CREATE INDEX IF NOT EXISTS idx_comparativo_requisicion_id ON purchase.comparativo_cotizaciones(requisicion_id);
CREATE INDEX IF NOT EXISTS idx_comparativo_status ON purchase.comparativo_cotizaciones(status);
CREATE INDEX IF NOT EXISTS idx_comparativo_prov_tenant_id ON purchase.comparativo_proveedores(tenant_id);
CREATE INDEX IF NOT EXISTS idx_comparativo_prov_comparativo_id ON purchase.comparativo_proveedores(comparativo_id);
CREATE INDEX IF NOT EXISTS idx_comparativo_prov_supplier_id ON purchase.comparativo_proveedores(supplier_id);
CREATE INDEX IF NOT EXISTS idx_comparativo_prod_tenant_id ON purchase.comparativo_productos(tenant_id);
CREATE INDEX IF NOT EXISTS idx_comparativo_prod_proveedor_id ON purchase.comparativo_productos(comparativo_proveedor_id);
-- ============================================================================
-- ROW LEVEL SECURITY (RLS)
-- ============================================================================
ALTER TABLE purchase.purchase_order_construction ENABLE ROW LEVEL SECURITY;
ALTER TABLE purchase.supplier_construction ENABLE ROW LEVEL SECURITY;
ALTER TABLE purchase.comparativo_cotizaciones ENABLE ROW LEVEL SECURITY;
ALTER TABLE purchase.comparativo_proveedores ENABLE ROW LEVEL SECURITY;
ALTER TABLE purchase.comparativo_productos ENABLE ROW LEVEL SECURITY;
DO $$ BEGIN
DROP POLICY IF EXISTS tenant_isolation_po_construction ON purchase.purchase_order_construction;
CREATE POLICY tenant_isolation_po_construction ON purchase.purchase_order_construction
FOR ALL USING (tenant_id = current_setting('app.current_tenant_id', true)::UUID);
EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN
DROP POLICY IF EXISTS tenant_isolation_supplier_construction ON purchase.supplier_construction;
CREATE POLICY tenant_isolation_supplier_construction ON purchase.supplier_construction
FOR ALL USING (tenant_id = current_setting('app.current_tenant_id', true)::UUID);
EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN
DROP POLICY IF EXISTS tenant_isolation_comparativo ON purchase.comparativo_cotizaciones;
CREATE POLICY tenant_isolation_comparativo ON purchase.comparativo_cotizaciones
FOR ALL USING (tenant_id = current_setting('app.current_tenant_id', true)::UUID);
EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN
DROP POLICY IF EXISTS tenant_isolation_comparativo_prov ON purchase.comparativo_proveedores;
CREATE POLICY tenant_isolation_comparativo_prov ON purchase.comparativo_proveedores
FOR ALL USING (tenant_id = current_setting('app.current_tenant_id', true)::UUID);
EXCEPTION WHEN undefined_object THEN NULL; END $$;
DO $$ BEGIN
DROP POLICY IF EXISTS tenant_isolation_comparativo_prod ON purchase.comparativo_productos;
CREATE POLICY tenant_isolation_comparativo_prod ON purchase.comparativo_productos
FOR ALL USING (tenant_id = current_setting('app.current_tenant_id', true)::UUID);
EXCEPTION WHEN undefined_object THEN NULL; END $$;
-- ============================================================================
-- COMENTARIOS
-- ============================================================================
COMMENT ON TABLE purchase.purchase_order_construction IS 'Extensión: datos adicionales de OC para construcción';
COMMENT ON TABLE purchase.supplier_construction IS 'Extensión: datos adicionales de proveedores para construcción';
COMMENT ON TABLE purchase.comparativo_cotizaciones IS 'Extensión: cuadro comparativo de cotizaciones';
COMMENT ON TABLE purchase.comparativo_proveedores IS 'Extensión: proveedores participantes en comparativo';
COMMENT ON TABLE purchase.comparativo_productos IS 'Extensión: productos cotizados por proveedor';
-- ============================================================================
-- FIN DE EXTENSIONES PURCHASE
-- Total tablas: 5
-- ============================================================================