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