Jan Meinl
272 lines
8.1 KiB
Go
272 lines
8.1 KiB
Go
package main
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import (
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"database/sql"
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"encoding/json"
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"net/http"
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"strconv"
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)
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func registerCompetitionRoutes(mux *http.ServeMux) {
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mux.HandleFunc("GET /api/competitions", requireAuth(handleListCompetitions))
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mux.HandleFunc("POST /api/competitions", requireAdmin(handleCreateCompetition))
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mux.HandleFunc("GET /api/competitions/{id}", requireAuth(handleGetCompetition))
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mux.HandleFunc("PATCH /api/competitions/{id}", requireAuth(handleUpdateCompetition))
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mux.HandleFunc("DELETE /api/competitions/{id}", requireAdmin(handleDeleteCompetition))
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mux.HandleFunc("GET /api/competitions/{id}/members", requireAuth(handleListMembers))
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mux.HandleFunc("POST /api/competitions/{id}/members", requireAuth(handleAddMember))
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mux.HandleFunc("DELETE /api/competitions/{id}/members/{uid}", requireAuth(handleRemoveMember))
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}
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func userRole(competitionID, userID int64) (string, error) {
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var role string
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err := db.QueryRow("SELECT role FROM competition_users WHERE competition_id=? AND user_id=?", competitionID, userID).Scan(&role)
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if err == sql.ErrNoRows {
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return "", nil
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}
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return role, err
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}
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func canAccessCompetition(u *User, competitionID int64) (string, bool) {
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if u.IsSystemAdmin {
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return "system_admin", true
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}
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role, err := userRole(competitionID, u.ID)
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if err != nil || role == "" {
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return "", false
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}
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return role, true
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}
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func handleListCompetitions(w http.ResponseWriter, r *http.Request) {
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u := userFromCtx(r)
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var rows *sql.Rows
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var err error
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if u.IsSystemAdmin {
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rows, err = db.Query("SELECT id,name,allow_any_scorer_edit,rules_language,created_at FROM competitions ORDER BY created_at DESC")
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} else {
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rows, err = db.Query(`SELECT c.id,c.name,c.allow_any_scorer_edit,c.rules_language,c.created_at,cu.role
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FROM competitions c JOIN competition_users cu ON cu.competition_id=c.id
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WHERE cu.user_id=? ORDER BY c.created_at DESC`, u.ID)
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}
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if err != nil {
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writeError(w, http.StatusInternalServerError, "db_error")
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return
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}
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defer rows.Close()
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out := []Competition{}
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for rows.Next() {
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var c Competition
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var allow int
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if u.IsSystemAdmin {
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rows.Scan(&c.ID, &c.Name, &allow, &c.RulesLanguage, &c.CreatedAt)
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c.Role = "system_admin"
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} else {
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rows.Scan(&c.ID, &c.Name, &allow, &c.RulesLanguage, &c.CreatedAt, &c.Role)
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}
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c.AllowAnyScorerEdit = allow == 1
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out = append(out, c)
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}
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writeJSON(w, http.StatusOK, out)
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}
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func handleCreateCompetition(w http.ResponseWriter, r *http.Request) {
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var req struct {
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Name string `json:"name"`
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AllowAnyScorerEdit bool `json:"allow_any_scorer_edit"`
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RulesLanguage string `json:"rules_language"`
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}
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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writeError(w, http.StatusBadRequest, "invalid_body")
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return
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}
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if req.Name == "" {
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writeError(w, http.StatusBadRequest, "missing_name")
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return
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}
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if len(req.Name) > 200 {
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writeError(w, http.StatusBadRequest, "too_long")
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return
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}
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allow := 0
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if req.AllowAnyScorerEdit {
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allow = 1
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}
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lang := normalizeRulesLanguage(req.RulesLanguage)
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res, err := db.Exec("INSERT INTO competitions(name,allow_any_scorer_edit,rules_language) VALUES(?,?,?)", req.Name, allow, lang)
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if err != nil {
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writeError(w, http.StatusInternalServerError, "db_error")
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return
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}
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id, _ := res.LastInsertId()
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c := Competition{ID: id, Name: req.Name, AllowAnyScorerEdit: req.AllowAnyScorerEdit, RulesLanguage: lang}
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writeJSON(w, http.StatusCreated, c)
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}
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func normalizeRulesLanguage(lang string) string {
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if lang == "" {
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return "en"
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}
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rulesMu.RLock()
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_, ok := rules[lang]
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rulesMu.RUnlock()
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if !ok {
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return "en"
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}
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return lang
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}
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func handleGetCompetition(w http.ResponseWriter, r *http.Request) {
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id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
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if err != nil {
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writeError(w, http.StatusBadRequest, "invalid_id")
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return
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}
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u := userFromCtx(r)
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role, ok := canAccessCompetition(u, id)
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if !ok {
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writeError(w, http.StatusForbidden, "forbidden")
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return
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}
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var c Competition
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var allow int
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err = db.QueryRow("SELECT id,name,allow_any_scorer_edit,rules_language,created_at FROM competitions WHERE id=?", id).
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Scan(&c.ID, &c.Name, &allow, &c.RulesLanguage, &c.CreatedAt)
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if err != nil {
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writeError(w, http.StatusNotFound, "not_found")
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return
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}
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c.AllowAnyScorerEdit = allow == 1
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c.Role = role
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writeJSON(w, http.StatusOK, c)
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}
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func handleUpdateCompetition(w http.ResponseWriter, r *http.Request) {
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id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
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if err != nil {
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writeError(w, http.StatusBadRequest, "invalid_id")
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return
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}
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u := userFromCtx(r)
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role, ok := canAccessCompetition(u, id)
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if !ok || (role != "system_admin" && role != "chief_scorer") {
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writeError(w, http.StatusForbidden, "forbidden")
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return
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}
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var req struct {
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Name *string `json:"name"`
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AllowAnyScorerEdit *bool `json:"allow_any_scorer_edit"`
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RulesLanguage *string `json:"rules_language"`
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}
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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writeError(w, http.StatusBadRequest, "invalid_body")
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return
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}
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if req.Name != nil {
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db.Exec("UPDATE competitions SET name=? WHERE id=?", *req.Name, id)
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}
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if req.AllowAnyScorerEdit != nil {
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v := 0
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if *req.AllowAnyScorerEdit {
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v = 1
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}
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db.Exec("UPDATE competitions SET allow_any_scorer_edit=? WHERE id=?", v, id)
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}
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if req.RulesLanguage != nil {
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db.Exec("UPDATE competitions SET rules_language=? WHERE id=?", normalizeRulesLanguage(*req.RulesLanguage), id)
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}
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hub.broadcast(id, "competition_updated", nil)
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w.WriteHeader(http.StatusNoContent)
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}
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func handleDeleteCompetition(w http.ResponseWriter, r *http.Request) {
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id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
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if err != nil {
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writeError(w, http.StatusBadRequest, "invalid_id")
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return
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}
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db.Exec("DELETE FROM competitions WHERE id=?", id)
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w.WriteHeader(http.StatusNoContent)
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}
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func handleListMembers(w http.ResponseWriter, r *http.Request) {
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id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
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if err != nil {
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writeError(w, http.StatusBadRequest, "invalid_id")
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return
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}
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u := userFromCtx(r)
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if _, ok := canAccessCompetition(u, id); !ok {
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writeError(w, http.StatusForbidden, "forbidden")
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return
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}
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rows, err := db.Query(`SELECT u.id,u.username,u.display_name,cu.role
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FROM competition_users cu JOIN users u ON u.id=cu.user_id
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WHERE cu.competition_id=? ORDER BY cu.role,u.username`, id)
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if err != nil {
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writeError(w, http.StatusInternalServerError, "db_error")
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return
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}
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defer rows.Close()
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out := []CompetitionUser{}
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for rows.Next() {
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var m CompetitionUser
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rows.Scan(&m.UserID, &m.Username, &m.DisplayName, &m.Role)
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out = append(out, m)
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}
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writeJSON(w, http.StatusOK, out)
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}
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func handleAddMember(w http.ResponseWriter, r *http.Request) {
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id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
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if err != nil {
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writeError(w, http.StatusBadRequest, "invalid_id")
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return
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}
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u := userFromCtx(r)
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role, ok := canAccessCompetition(u, id)
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if !ok || (role != "system_admin" && role != "chief_scorer") {
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writeError(w, http.StatusForbidden, "forbidden")
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return
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}
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var req struct {
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UserID int64 `json:"user_id"`
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Role string `json:"role"`
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}
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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writeError(w, http.StatusBadRequest, "invalid_body")
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return
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}
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if req.Role != "chief_scorer" && req.Role != "scorer" {
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writeError(w, http.StatusBadRequest, "invalid_role")
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return
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}
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_, err = db.Exec("INSERT OR REPLACE INTO competition_users(competition_id,user_id,role) VALUES(?,?,?)", id, req.UserID, req.Role)
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if err != nil {
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writeError(w, http.StatusInternalServerError, "db_error")
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return
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}
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w.WriteHeader(http.StatusNoContent)
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}
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func handleRemoveMember(w http.ResponseWriter, r *http.Request) {
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id, err := strconv.ParseInt(r.PathValue("id"), 10, 64)
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if err != nil {
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writeError(w, http.StatusBadRequest, "invalid_id")
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return
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}
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uid, err := strconv.ParseInt(r.PathValue("uid"), 10, 64)
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if err != nil {
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writeError(w, http.StatusBadRequest, "invalid_id")
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return
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}
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u := userFromCtx(r)
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role, ok := canAccessCompetition(u, id)
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if !ok || (role != "system_admin" && role != "chief_scorer") {
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writeError(w, http.StatusForbidden, "forbidden")
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return
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}
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db.Exec("DELETE FROM competition_users WHERE competition_id=? AND user_id=?", id, uid)
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w.WriteHeader(http.StatusNoContent)
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}
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