package api

import (
	"net/http"
	"strings"
	"time"

	"browser.local/platform/domain"
	"browser.local/platform/dto"
)

// serverGameMapTrajectories godoc
// @Summary Read bounded SCUM map trajectories
// @Description Returns only authorized safe map projections, never raw logs, world coordinates, paths, or Companion connection material.
// @Tags game-map-trajectories
// @Produce json
// @Param id path string true "Server instance ID"
// @Param from query string false "RFC3339 window start"
// @Param to query string false "RFC3339 window end"
// @Param playerId query string false "Comma-separated game player record IDs"
// @Param vehicleId query string false "Comma-separated vehicle IDs"
// @Success 200 {object} dto.GameMapTrajectoryResponse
// @Failure 401 {object} dto.ErrorResponse
// @Failure 403 {object} dto.ErrorResponse
// @Failure 400 {object} dto.ErrorResponse
// @Router /api/v1/server-instances/{id}/game-map-trajectories [get]
func (h *coreHandlers) serverGameMapTrajectories(w http.ResponseWriter, r *http.Request) {
	if r.Method != http.MethodGet {
		writeMethodNotAllowed(w, http.MethodGet)
		return
	}
	from, err := mapTrajectoryTime(r.URL.Query().Get("from"))
	if err != nil {
		writeAPIError(w, http.StatusBadRequest, errorCodeBadRequest, "invalid map trajectory from time", nil)
		return
	}
	to, err := mapTrajectoryTime(r.URL.Query().Get("to"))
	if err != nil {
		writeAPIError(w, http.StatusBadRequest, errorCodeBadRequest, "invalid map trajectory to time", nil)
		return
	}
	value, err := h.core.GetGameMapTrajectoriesForSession(bearerToken(r), domain.GameMapTrajectoryQuery{ServerInstanceID: r.PathValue("id"), From: from, To: to, PlayerRecordIDs: mapTrajectoryIDs(r.URL.Query().Get("playerId")), VehicleIDs: mapTrajectoryIDs(r.URL.Query().Get("vehicleId"))})
	if err != nil {
		writeServiceError(w, err)
		return
	}
	writeJSON(w, http.StatusOK, dto.GameMapTrajectoryFromDomain(value))
}
func mapTrajectoryTime(value string) (time.Time, error) {
	if strings.TrimSpace(value) == "" {
		return time.Time{}, nil
	}
	return time.Parse(time.RFC3339, value)
}
func mapTrajectoryIDs(value string) []string {
	if strings.TrimSpace(value) == "" {
		return nil
	}
	result := []string{}
	for _, item := range strings.Split(value, ",") {
		if item = strings.TrimSpace(item); item != "" {
			result = append(result, item)
		}
	}
	return result
}