feat: add tournoment

internal/economy/handler.go

@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"errors"
 	"net/http"
+	"strconv"
 
 	"hakemsho/internal/auth"
 	"hakemsho/internal/httpx"
@@ -197,6 +198,70 @@ func (h *Handler) BuyChatPack(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
+// Tournaments — GET /api/tournaments (فهرست با وضعیتِ عضویتِ کاربر)
+func (h *Handler) Tournaments(w http.ResponseWriter, r *http.Request) {
+	id, ok := uid(r)
+	if !ok {
+		httpx.Error(w, http.StatusUnauthorized, "unauthorized")
+		return
+	}
+	list, err := h.svc.ListTournaments(r.Context(), id)
+	if err != nil {
+		httpx.Error(w, http.StatusInternalServerError, "server error")
+		return
+	}
+	httpx.JSON(w, http.StatusOK, map[string]any{"tournaments": list})
+}
+
+// TournamentStandings — GET /api/tournaments/standings?id=X (رده‌بندی)
+func (h *Handler) TournamentStandings(w http.ResponseWriter, r *http.Request) {
+	if _, ok := uid(r); !ok {
+		httpx.Error(w, http.StatusUnauthorized, "unauthorized")
+		return
+	}
+	tid, _ := strconv.ParseInt(r.URL.Query().Get("id"), 10, 64)
+	if tid == 0 {
+		httpx.Error(w, http.StatusBadRequest, "invalid id")
+		return
+	}
+	rows, err := h.svc.TournamentStandings(r.Context(), tid, 50)
+	if err != nil {
+		httpx.Error(w, http.StatusInternalServerError, "server error")
+		return
+	}
+	httpx.JSON(w, http.StatusOK, map[string]any{"standings": rows})
+}
+
+// JoinTournament — POST /api/tournaments/join {id}
+func (h *Handler) JoinTournament(w http.ResponseWriter, r *http.Request) {
+	id, ok := uid(r)
+	if !ok {
+		httpx.Error(w, http.StatusUnauthorized, "unauthorized")
+		return
+	}
+	var req struct {
+		ID int64 `json:"id"`
+	}
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		httpx.Error(w, http.StatusBadRequest, "invalid body")
+		return
+	}
+	switch err := h.svc.JoinTournament(r.Context(), id, req.ID); {
+	case err == nil:
+		httpx.JSON(w, http.StatusOK, map[string]string{"message": "ثبت‌نام انجام شد"})
+	case errors.Is(err, ErrTournamentNotFound):
+		httpx.Error(w, http.StatusNotFound, "تورنومنت یافت نشد")
+	case errors.Is(err, ErrTournamentClosed):
+		httpx.Error(w, http.StatusConflict, "مهلتِ ثبت‌نام تمام شده")
+	case errors.Is(err, ErrAlreadyJoined):
+		httpx.Error(w, http.StatusConflict, "قبلاً ثبت‌نام کرده‌اید")
+	case errors.Is(err, ErrInsufficient):
+		httpx.Error(w, http.StatusPaymentRequired, "insufficient coins")
+	default:
+		httpx.Error(w, http.StatusInternalServerError, "server error")
+	}
+}
+
 // SelectCard — POST /api/shop/select-card
 func (h *Handler) SelectCard(w http.ResponseWriter, r *http.Request) {
 	id, ok := uid(r)