#!/bin/bash
# =============================================================================
# SCRIPT: validate-inventory-coherence.sh
# PROPOSITO: Verificar coherencia entre inventarios y archivos reales
# SISTEMA: SIMCO + CAPVED
# VERSION: 1.0.0
# =============================================================================

set -e

WORKSPACE_ROOT="${HOME}/workspace"
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m'

PROJECT="${1:-}"

echo "=============================================="
echo "  VALIDACION DE COHERENCIA DE INVENTARIOS"
echo "=============================================="
echo ""

if [ -z "$PROJECT" ]; then
    echo "Uso: $0 <nombre_proyecto>"
    echo "Ejemplo: $0 gamilit"
    echo ""
    echo "Proyectos disponibles:"
    ls -1 "${WORKSPACE_ROOT}/projects/"
    exit 1
fi

PROJECT_PATH="${WORKSPACE_ROOT}/projects/${PROJECT}"

if [ ! -d "$PROJECT_PATH" ]; then
    echo -e "${RED}ERROR: Proyecto no existe: $PROJECT_PATH${NC}"
    exit 1
fi

ERRORS=0
WARNINGS=0

# -----------------------------------------------------------------------------
# Funcion: Validar DATABASE_INVENTORY vs DDL real
# -----------------------------------------------------------------------------
validate_database_inventory() {
    local inv_file="${PROJECT_PATH}/orchestration/inventarios/DATABASE_INVENTORY.yml"
    local ddl_path="${PROJECT_PATH}/apps/database/ddl"

    echo ""
    echo -e "${BLUE}=== Validando DATABASE_INVENTORY ===${NC}"

    if [ ! -f "$inv_file" ]; then
        echo -e "${YELLOW}[SKIP]${NC} DATABASE_INVENTORY.yml no existe"
        return
    fi

    if [ ! -d "$ddl_path" ]; then
        echo -e "${YELLOW}[SKIP]${NC} Directorio DDL no existe: $ddl_path"
        return
    fi

    # Contar schemas en inventario (simplificado)
    local inv_schemas=$(grep -c "^\s*[a-z_]*:$" "$inv_file" 2>/dev/null || echo "0")

    # Contar schemas reales
    local real_schemas=$(find "$ddl_path/schemas" -maxdepth 1 -type d 2>/dev/null | wc -l)
    real_schemas=$((real_schemas - 1)) # Restar el directorio padre

    echo "Schemas en inventario: ~$inv_schemas"
    echo "Schemas en DDL: $real_schemas"

    # Contar archivos SQL
    local sql_files=$(find "$ddl_path" -name "*.sql" -type f 2>/dev/null | wc -l)
    echo "Archivos SQL totales: $sql_files"

    echo -e "${GREEN}[OK]${NC} DATABASE_INVENTORY validado"
}

# -----------------------------------------------------------------------------
# Funcion: Validar BACKEND_INVENTORY vs codigo real
# -----------------------------------------------------------------------------
validate_backend_inventory() {
    local inv_file="${PROJECT_PATH}/orchestration/inventarios/BACKEND_INVENTORY.yml"
    local backend_path="${PROJECT_PATH}/apps/backend/src"

    echo ""
    echo -e "${BLUE}=== Validando BACKEND_INVENTORY ===${NC}"

    if [ ! -f "$inv_file" ]; then
        echo -e "${YELLOW}[SKIP]${NC} BACKEND_INVENTORY.yml no existe"
        return
    fi

    if [ ! -d "$backend_path" ]; then
        echo -e "${YELLOW}[SKIP]${NC} Directorio backend no existe: $backend_path"
        return
    fi

    # Contar entities reales
    local real_entities=$(find "$backend_path" -name "*.entity.ts" -type f 2>/dev/null | wc -l)
    echo "Entities encontradas: $real_entities"

    # Contar services reales
    local real_services=$(find "$backend_path" -name "*.service.ts" -type f 2>/dev/null | wc -l)
    echo "Services encontrados: $real_services"

    # Contar controllers reales
    local real_controllers=$(find "$backend_path" -name "*.controller.ts" -type f 2>/dev/null | wc -l)
    echo "Controllers encontrados: $real_controllers"

    # Contar DTOs reales
    local real_dtos=$(find "$backend_path" -name "*.dto.ts" -type f 2>/dev/null | wc -l)
    echo "DTOs encontrados: $real_dtos"

    echo -e "${GREEN}[OK]${NC} BACKEND_INVENTORY validado"
}

# -----------------------------------------------------------------------------
# Funcion: Validar FRONTEND_INVENTORY vs codigo real
# -----------------------------------------------------------------------------
validate_frontend_inventory() {
    local inv_file="${PROJECT_PATH}/orchestration/inventarios/FRONTEND_INVENTORY.yml"
    local frontend_path="${PROJECT_PATH}/apps/frontend/src"

    echo ""
    echo -e "${BLUE}=== Validando FRONTEND_INVENTORY ===${NC}"

    if [ ! -f "$inv_file" ]; then
        echo -e "${YELLOW}[SKIP]${NC} FRONTEND_INVENTORY.yml no existe"
        return
    fi

    if [ ! -d "$frontend_path" ]; then
        echo -e "${YELLOW}[SKIP]${NC} Directorio frontend no existe: $frontend_path"
        return
    fi

    # Contar componentes reales (.tsx)
    local real_components=$(find "$frontend_path" -name "*.tsx" -type f 2>/dev/null | wc -l)
    echo "Archivos TSX encontrados: $real_components"

    # Contar hooks reales
    local real_hooks=$(find "$frontend_path" -name "use*.ts" -o -name "use*.tsx" -type f 2>/dev/null | wc -l)
    echo "Hooks encontrados: $real_hooks"

    # Contar stores
    local real_stores=$(find "$frontend_path" -name "*store*.ts" -o -name "*Store*.ts" -type f 2>/dev/null | wc -l)
    echo "Stores encontrados: $real_stores"

    echo -e "${GREEN}[OK]${NC} FRONTEND_INVENTORY validado"
}

# -----------------------------------------------------------------------------
# Funcion: Verificar MASTER_INVENTORY consolidado
# -----------------------------------------------------------------------------
validate_master_inventory() {
    local inv_file="${PROJECT_PATH}/orchestration/inventarios/MASTER_INVENTORY.yml"

    echo ""
    echo -e "${BLUE}=== Validando MASTER_INVENTORY ===${NC}"

    if [ ! -f "$inv_file" ]; then
        echo -e "${RED}[FAIL]${NC} MASTER_INVENTORY.yml no existe"
        ((ERRORS++))
        return
    fi

    # Verificar que tiene secciones principales
    local has_database=$(grep -c "database:" "$inv_file" 2>/dev/null || echo "0")
    local has_backend=$(grep -c "backend:" "$inv_file" 2>/dev/null || echo "0")
    local has_frontend=$(grep -c "frontend:" "$inv_file" 2>/dev/null || echo "0")

    if [ "$has_database" -gt 0 ]; then
        echo -e "${GREEN}[OK]${NC} Seccion database presente"
    else
        echo -e "${YELLOW}[WARN]${NC} Seccion database no encontrada"
        ((WARNINGS++))
    fi

    if [ "$has_backend" -gt 0 ]; then
        echo -e "${GREEN}[OK]${NC} Seccion backend presente"
    else
        echo -e "${YELLOW}[WARN]${NC} Seccion backend no encontrada"
        ((WARNINGS++))
    fi

    if [ "$has_frontend" -gt 0 ]; then
        echo -e "${GREEN}[OK]${NC} Seccion frontend presente"
    else
        echo -e "${YELLOW}[WARN]${NC} Seccion frontend no encontrada"
        ((WARNINGS++))
    fi

    # Verificar fecha de actualizacion
    local last_update=$(grep -oE "fecha_actualizacion:\s*['\"]?[0-9-]+['\"]?" "$inv_file" 2>/dev/null | head -1 || echo "")
    if [ -n "$last_update" ]; then
        echo "Ultima actualizacion registrada: $last_update"
    fi
}

# -----------------------------------------------------------------------------
# MAIN
# -----------------------------------------------------------------------------

echo "Proyecto: $PROJECT"
echo "Path: $PROJECT_PATH"

validate_database_inventory
validate_backend_inventory
validate_frontend_inventory
validate_master_inventory

# -----------------------------------------------------------------------------
# RESUMEN
# -----------------------------------------------------------------------------
echo ""
echo "=============================================="
echo "  RESUMEN"
echo "=============================================="

if [ $ERRORS -eq 0 ] && [ $WARNINGS -eq 0 ]; then
    echo -e "${GREEN}RESULTADO: INVENTARIOS COHERENTES${NC}"
    exit 0
elif [ $ERRORS -eq 0 ]; then
    echo -e "${YELLOW}RESULTADO: COHERENTE CON ADVERTENCIAS${NC}"
    echo "Advertencias: $WARNINGS"
    exit 0
else
    echo -e "${RED}RESULTADO: INCOHERENCIAS DETECTADAS${NC}"
    echo "Errores: $ERRORS"
    echo "Advertencias: $WARNINGS"
    exit 1
fi