package v1

import (
	"strconv"
	"strings"

	"github.com/gofiber/fiber/v2"

	"cryptoHermes/internal/usecase"
)

type CoinglassDeps struct {
	Enabled bool
	Query   *usecase.CoinglassQueryUsecase
}

func RegisterCoinglass(r fiber.Router, d CoinglassDeps) {
	g := r.Group("/coinglass")

	g.Get("/liq-heatmap", func(c *fiber.Ctx) error {
		if !d.Enabled || d.Query == nil {
			return fiber.NewError(fiber.StatusServiceUnavailable, "service-unavailable: coinglass disabled in config")
		}

		symbol := strings.ToUpper(strings.TrimSpace(c.Query("symbol")))
		if symbol == "" {
			return fiber.NewError(fiber.StatusBadRequest, "symbol is required")
		}

		interval := strings.TrimSpace(c.Query("interval", "5"))
		if interval == "" {
			interval = "5"
		}

		limit := 288
		if l := c.Query("limit"); l != "" {
			v, err := strconv.Atoi(l)
			if err != nil || v <= 0 || v > 1000 {
				return fiber.NewError(fiber.StatusBadRequest, "limit must be between 1 and 1000")
			}
			limit = v
		}

		rows, err := d.Query.GetLiqHeatMap(c.UserContext(), symbol, interval, limit)
		if err != nil {
			return fiber.NewError(fiber.StatusInternalServerError, err.Error())
		}
		return c.JSON(rows)
	})
}