package server

import (
	"bytes"
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"testing"
)

func postFreeformCreate(t *testing.T, srv *Server, token string, body map[string]any) *httptest.ResponseRecorder {
	t.Helper()
	raw, _ := json.Marshal(body)
	req := httptest.NewRequest(http.MethodPost, "/api/v1/freeform-documents", bytes.NewReader(raw))
	withBearerAuth(req, token)
	w := httptest.NewRecorder()
	srv.Routes().ServeHTTP(w, req)
	return w
}

func TestCreateFreeformDoc_RejectsMissingProjectID(t *testing.T) {
	srv := newTestServer(t)
	token := loginTestAdmin(t, srv)
	w := postFreeformCreate(t, srv, token, map[string]any{
		"project_id":       0,
		"title":            "x",
		"content_markdown": "# x\n",
	})
	if w.Code != http.StatusBadRequest {
		t.Fatalf("want 400 got %d %s", w.Code, w.Body.String())
	}
	if !bytes.Contains(w.Body.Bytes(), []byte("project_id")) {
		t.Fatalf("want project_id error, got %s", w.Body.String())
	}
}

func TestCreateFreeformDoc_RejectsDirectProjectShared(t *testing.T) {
	srv := newTestServer(t)
	token := loginTestAdmin(t, srv)
	w := postFreeformCreate(t, srv, token, map[string]any{
		"project_id":       1,
		"title":            "x",
		"content_markdown": "# x\n",
		"space":            "project_shared",
	})
	if w.Code != http.StatusBadRequest {
		t.Fatalf("want 400 got %d %s", w.Code, w.Body.String())
	}
	if !bytes.Contains(w.Body.Bytes(), []byte("my_private")) {
		t.Fatalf("want my_private-only error, got %s", w.Body.String())
	}
}

func TestCreateFreeformDoc_FailClosedWhenAuthorizerNil(t *testing.T) {
	srv := newTestServer(t)
	srv.cfg.AllowInMemory = false
	srv.setOverrideAuthorizer(nil)
	token := loginTestAdmin(t, srv)
	w := postFreeformCreate(t, srv, token, map[string]any{
		"project_id":       1,
		"title":            "x",
		"content_markdown": "# x\n",
		"space":            "my_private",
	})
	if w.Code != http.StatusForbidden && w.Code != http.StatusUnauthorized {
		t.Fatalf("fail-closed authorizer=nil want 403/401 got %d %s", w.Code, w.Body.String())
	}
}