package handlers

import (
	"database/sql"
	"html/template"
	"net/http"

	helpers "synlotto-website/helpers"
)

func NewDrawHandler(db *sql.DB) http.HandlerFunc {
	return helpers.AuthMiddleware(func(w http.ResponseWriter, r *http.Request) {
		context := helpers.TemplateContext(w, r)

		if r.Method == http.MethodPost {
			game := r.FormValue("game_type")
			date := r.FormValue("draw_date")
			machine := r.FormValue("machine")
			ballset := r.FormValue("ball_set")

			_, err := db.Exec(`INSERT INTO results_thunderball (game_type, draw_date, machine, ball_set) VALUES (?, ?, ?, ?)`,
				game, date, machine, ballset)
			if err != nil {
				http.Error(w, "Failed to add draw", http.StatusInternalServerError)
				return
			}

			http.Redirect(w, r, "/admin/dashboard", http.StatusSeeOther)
			return
		}

		tmpl := template.Must(template.New("new_draw").Funcs(helpers.TemplateFuncs()).ParseFiles(
			"templates/layout.html",
			"templates/admin/draws/new_draw.html",
		))
		tmpl.ExecuteTemplate(w, "layout", context)
	})
}

func ModifyDrawHandler(db *sql.DB) http.HandlerFunc {
	return helpers.AuthMiddleware(func(w http.ResponseWriter, r *http.Request) {
		if r.Method == http.MethodPost {
			id := r.FormValue("id")
			_, err := db.Exec(`UPDATE results_thunderball SET game_type=?, draw_date=?, ball_set=?, machine=? WHERE id=?`,
				r.FormValue("game_type"), r.FormValue("draw_date"), r.FormValue("ball_set"), r.FormValue("machine"), id)
			if err != nil {
				http.Error(w, "Update failed", http.StatusInternalServerError)
				return
			}
			http.Redirect(w, r, "/admin/dashboard", http.StatusSeeOther)
			return
		}
		// For GET: load draw by ID (pseudo-code)
		// id := r.URL.Query().Get("id")
		// query DB, pass into context.Draw
	})
}

func DeleteDrawHandler(db *sql.DB) http.HandlerFunc {
	return helpers.AuthMiddleware(func(w http.ResponseWriter, r *http.Request) {
		if r.Method == http.MethodPost {
			id := r.FormValue("id")
			_, err := db.Exec(`DELETE FROM results_thunderball WHERE id = ?`, id)
			if err != nil {
				http.Error(w, "Delete failed", http.StatusInternalServerError)
				return
			}
			http.Redirect(w, r, "/admin/dashboard", http.StatusSeeOther)
			return
		}
	})
}