package user

import (
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"strings"
	"testing"

	"git.golem15.com/golem15/sm-user-plugin/controllers"
	"git.golem15.com/golem15/sm-user-plugin/models"
	"git.golem15.com/golem15/summercms/modules/bouncer"
)

func TestOAuthIdentitiesIndexEmptyList(t *testing.T) {
	app, db := sessionApp(t, "0s")
	user := insertUser(t, db, "oauth-empty@example.test", "correct-horse")
	req := httptest.NewRequest(http.MethodGet, "/_fonoteka/api/v1/oauth-identities", nil)
	req = req.WithContext(bouncer.WithUser(req.Context(), &bouncer.Principal{ID: user.ID}))
	rec := httptest.NewRecorder()
	controllers.OAuthIdentitiesIndex(app).ServeHTTP(rec, req)
	if rec.Code != http.StatusOK {
		t.Fatalf("status %d body %s", rec.Code, rec.Body.String())
	}
	if rec.Body.String() != `{"data":[]}` {
		t.Fatalf("body = %s", rec.Body.String())
	}
	var body map[string]any
	if err := json.Unmarshal(rec.Body.Bytes(), &body); err != nil {
		t.Fatal(err)
	}
	if len(body) != 1 {
		t.Fatalf("top-level keys = %#v", body)
	}
	if cc := rec.Header().Get("Cache-Control"); !strings.Contains(cc, "no-cache") {
		t.Fatalf("Cache-Control = %q", cc)
	}
}

func TestOAuthIdentitiesDestroyNoContentKeepsSibling(t *testing.T) {
	app, db := sessionApp(t, "0s")
	user := insertUser(t, db, "oauth-unlink@example.test", "correct-horse")
	for _, row := range []models.OAuthIdentity{
		{UserID: user.ID, Provider: "facebook", ProviderID: "fb-alice"},
		{UserID: user.ID, Provider: "google", ProviderID: "goog-alice"},
	} {
		if err := db.Create(&row).Error; err != nil {
			t.Fatal(err)
		}
	}
	req := httptest.NewRequest(http.MethodDelete, "/_fonoteka/api/v1/oauth-identities/facebook", nil)
	req.SetPathValue("provider", "facebook")
	req = req.WithContext(bouncer.WithUser(req.Context(), &bouncer.Principal{ID: user.ID}))
	rec := httptest.NewRecorder()
	controllers.OAuthIdentitiesDestroy(app, controllers.OAuthIdentitiesOptions{
		WriteNotFound: func(http.ResponseWriter, *http.Request) {
			t.Fatal("WriteNotFound called")
		},
	}).ServeHTTP(rec, req)
	if rec.Code != http.StatusNoContent {
		t.Fatalf("status %d body %s", rec.Code, rec.Body.String())
	}
	if rec.Body.Len() != 0 {
		t.Fatalf("body = %q", rec.Body.String())
	}
	var leftover []models.OAuthIdentity
	if err := db.Where("user_id = ?", user.ID).Order("provider").Find(&leftover).Error; err != nil {
		t.Fatal(err)
	}
	if len(leftover) != 1 || leftover[0].Provider != "google" {
		t.Fatalf("remaining = %#v", leftover)
	}
}