package routes

import (
	"bssapp-backend/auth"
	"bssapp-backend/models"
	"bssapp-backend/queries"
	"encoding/json"
	"net/http"
	"strings"
)

// GET /api/finance/account-aging-statement
func GetStatementAgingHandler(w http.ResponseWriter, r *http.Request) {
	claims, ok := auth.GetClaimsFromContext(r.Context())
	if !ok || claims == nil {
		http.Error(w, "unauthorized", http.StatusUnauthorized)
		return
	}

	params := models.StatementAgingParams{
		AccountCode: strings.TrimSpace(r.URL.Query().Get("accountcode")),
		EndDate:     strings.TrimSpace(r.URL.Query().Get("enddate")),
		Parislemler: r.URL.Query()["parislemler"],
	}

	if params.AccountCode == "" || params.EndDate == "" {
		http.Error(w, "accountcode and enddate are required", http.StatusBadRequest)
		return
	}

	rows, err := queries.GetStatementAging(params)
	if err != nil {
		http.Error(w, "Error fetching aging statement: "+err.Error(), http.StatusInternalServerError)
		return
	}

	w.Header().Set("Content-Type", "application/json; charset=utf-8")
	if err := json.NewEncoder(w).Encode(rows); err != nil {
		http.Error(w, "Error encoding response: "+err.Error(), http.StatusInternalServerError)
	}
}