264 lines
10 KiB
Go
264 lines
10 KiB
Go
// Package httpapi 提供 REST 接口、静态资源托管与统一响应结构。
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package httpapi
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import (
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"database/sql"
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"io/fs"
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"log/slog"
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"net/http"
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"strings"
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"time"
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"git.yeij.top/AskaEth/Scoreboard/server/internal/auth"
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"git.yeij.top/AskaEth/Scoreboard/server/internal/middleware"
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"git.yeij.top/AskaEth/Scoreboard/server/internal/webui"
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)
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// DisplaySender 把大屏控制命令推给实时层；未接入时命令只记审计、不影响接口可用性。
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type DisplaySender interface {
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SendDisplayCommand(action string, payload any) error
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}
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// Options 是构建路由所需的依赖。
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type Options struct {
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Logger *slog.Logger
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Version string
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// System 是系统库连接（users/sessions）。
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System *sql.DB
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// Event 是赛事库连接（teams/events/results/ledger/audit…）。
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Event *sql.DB
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// Auth 可选；为空时用 System 自动构建。
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Auth *auth.Service
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// DataDir 用于备份目录 data/backups。
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DataDir string
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// Display 可选，实时层接入后传入。
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Display DisplaySender
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// WS 可选，实时层的 WebSocket 处理器，挂到 /ws。
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WS http.Handler
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// WebFS 可选，默认使用内嵌前端资源。
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WebFS fs.FS
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}
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type server struct {
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logger *slog.Logger
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version string
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sys *sql.DB
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ev *sql.DB
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auth *auth.Service
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dataDir string
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display DisplaySender
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idem *idempotencyStore
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}
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// New 组装并返回服务端的 HTTP 处理器。
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func New(opts Options) http.Handler {
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logger := opts.Logger
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if logger == nil {
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logger = slog.Default()
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}
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svc := opts.Auth
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if svc == nil {
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svc = auth.New(opts.System, auth.Options{Logger: logger})
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}
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s := &server{
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logger: logger,
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version: opts.Version,
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sys: opts.System,
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ev: opts.Event,
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auth: svc,
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dataDir: opts.DataDir,
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display: opts.Display,
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idem: newIdempotencyStore(10 * time.Minute),
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}
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mux := http.NewServeMux()
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s.routes(mux)
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s.exportRoutes(mux)
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s.rulesRoutes(mux)
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s.systemRoutes(mux)
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if opts.WS != nil {
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mux.Handle("/ws", opts.WS)
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}
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assets := opts.WebFS
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if assets == nil {
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var err error
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assets, err = webui.FS()
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if err != nil {
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logger.Error("前端资源不可用", "err", err)
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}
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}
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if assets != nil {
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mux.Handle("/", staticHandler(assets))
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}
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var h http.Handler = mux
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h = middleware.NewAuditor(opts.Event, logger).Middleware(h)
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h = middleware.RateLimitWrite(svc)(h)
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h = middleware.CSRF(h)
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h = middleware.Authenticate(svc)(h)
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h = middleware.Log(logger)(h)
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h = middleware.Recover(logger)(h)
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h = middleware.RequestID(h)
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return h
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}
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func middlewareUserID(r *http.Request) int64 {
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u := middleware.User(r.Context())
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if u.Role == auth.RoleGuest {
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return 0
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}
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return u.ID
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}
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// public 注册公开接口（guest 可读）。
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func (s *server) public(fn handler) http.HandlerFunc { return s.handle(fn) }
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// read 注册「guest 也不可读」的接口，权限不足一律 403。
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func (s *server) read(role auth.Role, fn handler) http.HandlerFunc {
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return middleware.RequireRole(role)(s.handle(fn)).ServeHTTP
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}
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// write 注册写接口：未登录 401，角色不足 403；成功后按 X-Request-Id 支持幂等回放。
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func (s *server) write(role auth.Role, fn handler) http.HandlerFunc {
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return middleware.RequireWrite(role)(s.cached(s.handle(fn))).ServeHTTP
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}
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// writeVoid 注册无返回体的写接口。
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func (s *server) writeVoid(role auth.Role, fn func(w http.ResponseWriter, r *http.Request) error) http.HandlerFunc {
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return middleware.RequireWrite(role)(s.cached(s.handleVoid(fn))).ServeHTTP
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}
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func (s *server) routes(mux *http.ServeMux) {
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// 健康检查不走 {ok,data} 包装（05 第 7 节）。
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mux.HandleFunc("GET /api/health", func(w http.ResponseWriter, r *http.Request) {
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writeJSON(w, http.StatusOK, map[string]any{"ok": true, "version": s.version})
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})
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// 认证
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mux.HandleFunc("POST /api/auth/login", s.handle(s.login))
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mux.HandleFunc("POST /api/auth/logout", s.handle(s.logout))
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mux.HandleFunc("GET /api/auth/me", s.handle(s.me))
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mux.HandleFunc("POST /api/auth/password", s.handle(s.changePassword))
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// 系统配置（guest 一律 403）
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mux.HandleFunc("GET /api/settings", s.read(auth.RoleAdmin, s.getSettingsHandler))
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mux.HandleFunc("PUT /api/settings", s.write(auth.RoleAdmin, s.updateSettingsHandler))
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// 基础配置
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mux.HandleFunc("GET /api/teams", s.public(s.listTeamsHandler))
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mux.HandleFunc("POST /api/teams", s.write(auth.RoleRecorder, s.createTeamHandler))
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mux.HandleFunc("GET /api/teams/{id}", s.public(s.getTeamHandler))
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mux.HandleFunc("PUT /api/teams/{id}", s.write(auth.RoleRecorder, s.updateTeamHandler))
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mux.HandleFunc("DELETE /api/teams/{id}", s.writeVoid(auth.RoleRecorder, s.deleteTeamHandler))
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mux.HandleFunc("GET /api/sports", s.public(s.listSportsHandler))
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mux.HandleFunc("POST /api/sports", s.write(auth.RoleRecorder, s.createSportHandler))
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mux.HandleFunc("GET /api/sports/{id}", s.public(s.getSportHandler))
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mux.HandleFunc("PUT /api/sports/{id}", s.write(auth.RoleRecorder, s.updateSportHandler))
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mux.HandleFunc("DELETE /api/sports/{id}", s.writeVoid(auth.RoleRecorder, s.deleteSportHandler))
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mux.HandleFunc("GET /api/events", s.public(s.listEventsHandler))
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mux.HandleFunc("POST /api/events", s.write(auth.RoleRecorder, s.createEventHandler))
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mux.HandleFunc("GET /api/events/{id}", s.public(s.getEventHandler))
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mux.HandleFunc("PUT /api/events/{id}", s.write(auth.RoleRecorder, s.updateEventHandler))
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mux.HandleFunc("DELETE /api/events/{id}", s.writeVoid(auth.RoleRecorder, s.deleteEventHandler))
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mux.HandleFunc("GET /api/events/{id}/entries", s.public(s.listEntriesHandler))
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mux.HandleFunc("GET /api/events/{id}/categories", s.public(s.listCategoriesHandler))
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mux.HandleFunc("PUT /api/events/{id}/categories", s.write(auth.RoleRecorder, s.replaceCategoriesHandler))
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mux.HandleFunc("GET /api/events/{id}/channels", s.public(s.listChannelsHandler))
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mux.HandleFunc("PUT /api/events/{id}/channels", s.write(auth.RoleRecorder, s.replaceChannelsHandler))
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mux.HandleFunc("GET /api/scoring-profiles", s.public(s.listProfilesHandler))
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mux.HandleFunc("POST /api/scoring-profiles", s.write(auth.RoleRecorder, s.createProfileHandler))
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mux.HandleFunc("GET /api/scoring-profiles/{id}", s.public(s.getProfileHandler))
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mux.HandleFunc("PUT /api/scoring-profiles/{id}", s.write(auth.RoleRecorder, s.updateProfileHandler))
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mux.HandleFunc("GET /api/athletes", s.public(s.listAthletesHandler))
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mux.HandleFunc("POST /api/athletes", s.write(auth.RoleRecorder, s.createAthleteHandler))
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mux.HandleFunc("GET /api/athletes/{id}", s.public(s.getAthleteHandler))
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mux.HandleFunc("PUT /api/athletes/{id}", s.write(auth.RoleRecorder, s.updateAthleteHandler))
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mux.HandleFunc("DELETE /api/athletes/{id}", s.writeVoid(auth.RoleRecorder, s.deleteAthleteHandler))
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mux.HandleFunc("POST /api/entries/import", s.write(auth.RoleRecorder, s.importEntriesHandler))
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// 成绩
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mux.HandleFunc("GET /api/results", s.public(s.listResultsHandler))
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mux.HandleFunc("PUT /api/results/draft", s.write(auth.RoleRecorder, s.saveDraftHandler))
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mux.HandleFunc("POST /api/results/publish", s.write(auth.RoleRecorder, s.publishHandler))
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mux.HandleFunc("POST /api/results/unpublish", s.write(auth.RoleRecorder, s.unpublishHandler))
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mux.HandleFunc("POST /api/results/{id}/void", s.write(auth.RoleRecorder, s.voidResultHandler))
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// 积分与排名
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mux.HandleFunc("GET /api/standings", s.public(s.standingsHandler))
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mux.HandleFunc("GET /api/standings/athletes", s.public(s.athleteStandingsHandler))
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mux.HandleFunc("GET /api/standings/teams/{id}/breakdown", s.public(s.breakdownHandler))
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mux.HandleFunc("GET /api/adjustments", s.public(s.listAdjustmentsHandler))
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mux.HandleFunc("POST /api/adjustments", s.write(auth.RoleRecorder, s.createAdjustmentHandler))
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mux.HandleFunc("POST /api/adjustments/{id}/void", s.write(auth.RoleRecorder, s.voidAdjustmentHandler))
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// 纪录
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mux.HandleFunc("GET /api/records", s.public(s.listRecordsHandler))
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mux.HandleFunc("POST /api/record-breaks", s.write(auth.RoleRecorder, s.createRecordBreakHandler))
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mux.HandleFunc("POST /api/record-breaks/{id}/approve", s.write(auth.RoleRecorder, s.approveRecordBreakHandler))
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// 大屏控制与运维
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mux.HandleFunc("POST /api/display/command", s.write(auth.RoleRecorder, s.displayCommandHandler))
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mux.HandleFunc("GET /api/audit-logs", s.read(auth.RoleAdmin, s.listAuditLogsHandler))
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mux.HandleFunc("POST /api/backup", s.write(auth.RoleAdmin, s.backupHandler))
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// 用户管理（系统配置，仅 admin；guest 读 403、写 401）
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mux.HandleFunc("GET /api/users", s.read(auth.RoleAdmin, s.listUsersHandler))
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mux.HandleFunc("POST /api/users", s.write(auth.RoleAdmin, s.createUserHandler))
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mux.HandleFunc("PUT /api/users/{id}", s.write(auth.RoleAdmin, s.updateUserHandler))
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mux.HandleFunc("POST /api/users/{id}/password", s.write(auth.RoleAdmin, s.resetUserPasswordHandler))
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// 变更历史（recorder 及以上可读）
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mux.HandleFunc("GET /api/revisions", s.read(auth.RoleRecorder, s.listRevisionsHandler))
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mux.HandleFunc("GET /api/revisions/{id}", s.read(auth.RoleRecorder, s.getRevisionDetailHandler))
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// 由其他模块负责的接口：先占位，避免落到静态资源处理器。
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mux.HandleFunc("/api/export/", s.notWired("导出"))
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mux.HandleFunc("/api/rules/", s.notWired("规则导入导出"))
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mux.HandleFunc("/api/", func(w http.ResponseWriter, r *http.Request) {
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writeAPIError(w, s.logger, notFound("接口不存在"))
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})
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}
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// notWired 为待接线的接口返回 501，避免请求被静态资源兜底成 HTML。
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func (s *server) notWired(name string) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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writeAPIError(w, s.logger, notImplemented(name+"接口尚未接入"))
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}
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}
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// staticHandler 把 URL 映射到多页面前端产物。
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//
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// / → index.html
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// /display → display.html
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// /admin → admin.html
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// /其他 → 按文件路径查找
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func staticHandler(assets fs.FS) http.Handler {
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files := http.FileServerFS(assets)
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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p := strings.TrimPrefix(r.URL.Path, "/")
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switch p {
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case "", "index.html":
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http.ServeFileFS(w, r, assets, "index.html")
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case "display", "display/":
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http.ServeFileFS(w, r, assets, "display.html")
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case "admin", "admin/":
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http.ServeFileFS(w, r, assets, "admin.html")
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default:
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if _, err := fs.Stat(assets, p); err != nil {
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http.NotFound(w, r)
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return
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}
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files.ServeHTTP(w, r)
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}
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})
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}
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