Files

113 lines
3.6 KiB
Go

// Copyright 2026 Beacon Contributors
// SPDX-License-Identifier: AGPL-3.0-or-later
package handlers
import (
"net/http"
"strconv"
"strings"
"time"
"github.com/MeshCore-Beacon/beacon-server/internal/api"
"github.com/go-chi/chi/v5"
)
// TracesRouter mounts all /traces routes onto a subrouter.
//
// GET /traces → listTraceTags
// GET /traces/{tag} → getTrace
func TracesRouter(reader api.Reader) http.Handler {
r := chi.NewRouter()
r.Get("/", listTraceTags(reader))
r.Get("/{tag}", getTrace(reader))
return r
}
// listTraceTags godoc
//
// @Summary List trace tags
// @Tags Traces
// @Produce json
// @Param iatas query string false "Filter by IATA code(s), comma-separated"
// @Param region query string false "Filter by region slug"
// @Param regionId query int false "Filter by region ID"
// @Param scope query string false "Filter by transport scope name"
// @Param type query string false "Filter by type: TRACE or PING (default: all)"
// @Param since query int false "Filter by first_heard_at >= since (epoch ms)"
// @Param until query int false "Filter by first_heard_at <= until (epoch ms)"
// @Param cursor query int false "last_heard_at epoch ms of last item for pagination"
// @Param limit query int false "Max results (default 50)"
// @Success 200 {object} []api.TraceTagSummary
// @Failure 500 {object} handlers.APIError
// @Router /traces [get]
func listTraceTags(reader api.Reader) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
var limit int32 = 50
if l := r.URL.Query().Get("limit"); l != "" {
if v, err := strconv.ParseInt(l, 10, 32); err == nil {
limit = int32(v)
}
}
var since, until, cursor time.Time
if v := r.URL.Query().Get("since"); v != "" {
if ms, err := strconv.ParseInt(v, 10, 64); err == nil {
since = time.UnixMilli(ms)
}
}
if v := r.URL.Query().Get("until"); v != "" {
if ms, err := strconv.ParseInt(v, 10, 64); err == nil {
until = time.UnixMilli(ms)
}
}
if v := r.URL.Query().Get("cursor"); v != "" {
if ms, err := strconv.ParseInt(v, 10, 64); err == nil {
cursor = time.UnixMilli(ms)
}
}
iatas := parseIATAs(r)
if regionIDStr := r.URL.Query().Get("regionId"); regionIDStr != "" || r.URL.Query().Get("region") != "" {
regionIATAs, err := resolveRegionIATAs(r.Context(), r.URL.Query().Get("regionId"), r.URL.Query().Get("region"), reader)
if err != nil {
respondError(w, http.StatusBadRequest, err.Error())
return
}
iatas = append(iatas, regionIATAs...)
}
scope := r.URL.Query().Get("scope")
traceType := strings.ToUpper(r.URL.Query().Get("type"))
tags, err := reader.ListTraceTags(r.Context(), iatas, scope, traceType, since, until, cursor, limit)
if err != nil {
respondError(w, http.StatusInternalServerError, "internal server error")
return
}
respond(w, http.StatusOK, tags)
}
}
// getTrace godoc
//
// @Summary Get full trace detail by tag
// @Tags Traces
// @Produce json
// @Param tag path string true "Trace tag hex e.g. a3f1b2c4"
// @Success 200 {object} api.TraceDetail
// @Failure 404 {object} handlers.APIError
// @Failure 500 {object} handlers.APIError
// @Router /traces/{tag} [get]
func getTrace(reader api.Reader) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
tag := chi.URLParam(r, "tag")
trace, err := reader.GetTraceByTag(r.Context(), tag)
if err != nil {
respondError(w, http.StatusInternalServerError, "internal server error")
return
}
if trace == nil {
respondError(w, http.StatusNotFound, "trace not found")
return
}
respond(w, http.StatusOK, trace)
}
}