feat(api): allow batch status updates

internal/api/provider_admin_handler_test.go

@@ -1,10 +1,12 @@
 package api
 
 import (
+	"bytes"
 	"encoding/json"
 	"net/http"
 	"net/http/httptest"
 	"testing"
+	"time"
 
 	"github.com/ez-api/ez-api/internal/model"
 	"github.com/gin-gonic/gin"
@@ -108,3 +110,53 @@ func TestAdmin_FetchProviderModels_OpenAICompatible(t *testing.T) {
 		t.Fatalf("expected models to update, got %q", updated.Models)
 	}
 }
+
+func TestAdmin_BatchProviders_Status(t *testing.T) {
+	h, db := newTestHandler(t)
+
+	banUntil := time.Now().Add(2 * time.Hour).UTC()
+	p := &model.Provider{
+		Name:      "p1",
+		Type:      "openai",
+		BaseURL:   "https://api.openai.com/v1",
+		Group:     "default",
+		Models:    "gpt-4o-mini",
+		Status:    "manual_disabled",
+		BanReason: "bad",
+		BanUntil:  &banUntil,
+	}
+	if err := db.Create(p).Error; err != nil {
+		t.Fatalf("create provider: %v", err)
+	}
+
+	r := gin.New()
+	r.POST("/admin/providers/batch", h.BatchProviders)
+
+	payload := map[string]any{
+		"action": "status",
+		"status": "active",
+		"ids":    []uint{p.ID},
+	}
+	b, _ := json.Marshal(payload)
+	req := httptest.NewRequest(http.MethodPost, "/admin/providers/batch", bytes.NewReader(b))
+	req.Header.Set("Content-Type", "application/json")
+	rr := httptest.NewRecorder()
+	r.ServeHTTP(rr, req)
+
+	if rr.Code != http.StatusOK {
+		t.Fatalf("expected 200, got %d body=%s", rr.Code, rr.Body.String())
+	}
+	var updated model.Provider
+	if err := db.First(&updated, p.ID).Error; err != nil {
+		t.Fatalf("reload provider: %v", err)
+	}
+	if updated.Status != "active" {
+		t.Fatalf("expected status active, got %q", updated.Status)
+	}
+	if updated.BanReason != "" {
+		t.Fatalf("expected ban_reason cleared, got %q", updated.BanReason)
+	}
+	if updated.BanUntil != nil {
+		t.Fatalf("expected ban_until cleared, got %v", updated.BanUntil)
+	}
+}