package xlsx

import (
	"fmt"
	"net/http"

	"git.coopgo.io/coopgo-apps/parcoursmob/core/application"
	"git.coopgo.io/coopgo-apps/parcoursmob/core/utils/gender"
	"github.com/rs/zerolog/log"
)

func (r *XLSXRenderer) OrganizedCarpoolBookings(w http.ResponseWriter, result *application.OrganizedCarpoolBookingsResult) {
	// Create Excel spreadsheet
	spreadsheet := r.NewSpreadsheet("Covoiturage solidaire")

	// Build headers dynamically based on configuration
	headers := []string{
		"ID Réservation",
		"Statut",
		"Motif de réservation",
		"Date de prise en charge",
		"Heure de prise en charge",
	}

	// Add driver fields from config
	driverOptionalFields := r.Config.Get("modules.organized_carpool.profile_optional_fields")
	driverFields := []string{"last_name", "first_name", "email", "phone_number"}
	driverHeaders := []string{"Conducteur - Nom", "Conducteur - Prénom", "Conducteur - Email", "Conducteur - Téléphone"}

	if driverOptionalFieldsList, ok := driverOptionalFields.([]interface{}); ok {
		for _, field := range driverOptionalFieldsList {
			if fieldMap, ok := field.(map[string]interface{}); ok {
				if name, ok := fieldMap["name"].(string); ok {
					driverFields = append(driverFields, name)
					label := name
					if labelVal, ok := fieldMap["label"].(string); ok {
						label = labelVal
					}
					driverHeaders = append(driverHeaders, fmt.Sprintf("Conducteur - %s", label))
				}
			}
		}
	}
	headers = append(headers, driverHeaders...)

	// Add beneficiary fields from config
	beneficiaryOptionalFields := r.Config.Get("modules.beneficiaries.profile_optional_fields")
	beneficiaryFields := []string{"last_name", "first_name", "email", "phone_number"}
	beneficiaryHeaders := []string{"Bénéficiaire - Nom", "Bénéficiaire - Prénom", "Bénéficiaire - Email", "Bénéficiaire - Téléphone"}

	if beneficiaryOptionalFieldsList, ok := beneficiaryOptionalFields.([]interface{}); ok {
		for _, field := range beneficiaryOptionalFieldsList {
			if fieldMap, ok := field.(map[string]interface{}); ok {
				if name, ok := fieldMap["name"].(string); ok {
					beneficiaryFields = append(beneficiaryFields, name)
					label := name
					if labelVal, ok := fieldMap["label"].(string); ok {
						label = labelVal
					}
					beneficiaryHeaders = append(beneficiaryHeaders, fmt.Sprintf("Bénéficiaire - %s", label))
				}
			}
		}
	}
	headers = append(headers, beneficiaryHeaders...)

	// Add journey information headers
	headers = append(headers,
		"Lieu de départ - Adresse",
		"Destination - Adresse",
		"Distance passager (km)",
		"Durée trajet (minutes)",
		"Prix passager",
		"Devise prix passager",
		"Compensation conducteur",
		"Devise compensation",
	)

	spreadsheet.SetHeaders(headers)

	// Add data rows
	for _, booking := range result.Bookings {
		driver := result.DriversMap[booking.Driver.Id]
		beneficiary := result.BeneficiariesMap[booking.Passenger.Id]

		row := []interface{}{}

		// Booking information
		row = append(row, booking.Id)
		row = append(row, booking.Status.String())

		// Motivation
		motivation := ""
		if booking.Motivation != nil {
			motivation = *booking.Motivation
		}
		row = append(row, motivation)

		// Journey date and time
		row = append(row, booking.PassengerPickupDate.AsTime().Format("2006-01-02"))
		row = append(row, booking.PassengerPickupDate.AsTime().Format("15:04"))

		// Driver data
		for _, field := range driverFields {
			row = append(row, getAccountFieldValue(driver.Data, field))
		}

		// Beneficiary data
		for _, field := range beneficiaryFields {
			row = append(row, getAccountFieldValue(beneficiary.Data, field))
		}

		// Journey information
		if booking.PassengerPickupAddress != nil {
			row = append(row, *booking.PassengerPickupAddress)
		} else {
			row = append(row, "")
		}

		if booking.PassengerDropAddress != nil {
			row = append(row, *booking.PassengerDropAddress)
		} else {
			row = append(row, "")
		}

		// Distance
		if booking.Distance != nil {
			row = append(row, *booking.Distance)
		} else {
			row = append(row, "")
		}

		// Duration
		if booking.Duration != nil {
			row = append(row, *booking.Duration)
		} else {
			row = append(row, "")
		}

		// Pricing
		if booking.Price != nil && booking.Price.Amount != nil {
			row = append(row, fmt.Sprintf("%.2f", *booking.Price.Amount))
			if booking.Price.Currency != nil {
				row = append(row, *booking.Price.Currency)
			} else {
				row = append(row, "")
			}
		} else {
			row = append(row, "", "")
		}

		// Driver compensation
		if booking.DriverCompensationAmount != nil {
			row = append(row, fmt.Sprintf("%.2f", *booking.DriverCompensationAmount))
			if booking.DriverCompensationCurrency != nil {
				row = append(row, *booking.DriverCompensationCurrency)
			} else {
				row = append(row, "")
			}
		} else {
			row = append(row, "", "")
		}

		spreadsheet.AddRow(row)
	}

	// Write Excel to response
	w.Header().Set("Content-Type", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet")
	w.Header().Set("Content-Disposition", "attachment; filename=\"export-covoiturage-solidaire.xlsx\"")

	if err := spreadsheet.GetFile().Write(w); err != nil {
		log.Error().Err(err).Msg("Error generating Excel file")
		http.Error(w, "Error generating Excel file", http.StatusInternalServerError)
		return
	}
}

func (r *XLSXRenderer) OrganizedCarpoolDrivers(w http.ResponseWriter, result *application.OrganizedCarpoolOverviewResult) {
	// Create Excel spreadsheet
	spreadsheet := r.NewSpreadsheet("Covoitureurs solidaires")

	// Build headers dynamically based on configuration
	driverOptionalFields := r.Config.Get("modules.organized_carpool.drivers.profile_optional_fields")
	driverFields := []string{"last_name", "first_name", "email", "phone_number", "birthdate", "gender", "file_number"}
	headers := []string{"ID", "Nom", "Prénom", "Email", "Téléphone", "Date de naissance", "Genre", "Numéro de dossier"}

	if driverOptionalFieldsList, ok := driverOptionalFields.([]interface{}); ok {
		for _, field := range driverOptionalFieldsList {
			if fieldMap, ok := field.(map[string]interface{}); ok {
				if name, ok := fieldMap["name"].(string); ok {
					driverFields = append(driverFields, name)
					label := name
					if labelVal, ok := fieldMap["label"].(string); ok {
						label = labelVal
					}
					headers = append(headers, label)
				}
			}
		}
	}

	// Add address columns
	headers = append(headers, "Adresse départ", "Adresse destination", "Archivé")

	spreadsheet.SetHeaders(headers)

	// Add data rows
	for _, driver := range result.Accounts {
		row := []interface{}{}

		// Driver ID
		row = append(row, driver.ID)

		// Driver data
		for _, field := range driverFields {
			value := getAccountFieldValue(driver.Data, field)
			// Convert gender code to text
			if field == "gender" && value != "" {
				value = gender.ISO5218ToString(value)
			}
			row = append(row, value)
		}

		// Address departure
		addressDeparture := ""
		if addr, ok := driver.Data["address"]; ok {
			if addrMap, ok := addr.(map[string]interface{}); ok {
				if props, ok := addrMap["properties"]; ok {
					if propsMap, ok := props.(map[string]interface{}); ok {
						if label, ok := propsMap["label"].(string); ok {
							addressDeparture = label
						}
					}
				}
			}
		}
		row = append(row, addressDeparture)

		// Address destination
		addressDestination := ""
		if addr, ok := driver.Data["address_destination"]; ok {
			if addrMap, ok := addr.(map[string]interface{}); ok {
				if props, ok := addrMap["properties"]; ok {
					if propsMap, ok := props.(map[string]interface{}); ok {
						if label, ok := propsMap["label"].(string); ok {
							addressDestination = label
						}
					}
				}
			}
		}
		row = append(row, addressDestination)

		// Archived status
		archived := "Non"
		if archivedVal, ok := driver.Data["archived"].(bool); ok && archivedVal {
			archived = "Oui"
		}
		row = append(row, archived)

		spreadsheet.AddRow(row)
	}

	// Write Excel to response
	w.Header().Set("Content-Type", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet")
	w.Header().Set("Content-Disposition", "attachment; filename=\"export-covoitureurs-solidaires.xlsx\"")

	if err := spreadsheet.GetFile().Write(w); err != nil {
		log.Error().Err(err).Msg("Error generating Excel file")
		http.Error(w, "Error generating Excel file", http.StatusInternalServerError)
		return
	}
}