//go:build browser && darwin

package callstest

import (
	"context"
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"os"
	"os/exec"
	"path/filepath"
	"testing"
	"time"
)

// The iPhone UI talks to the same temporary server as the browser suite. Email
// is captured locally. Nothing contacts production or sends actual mail.
func TestIPhoneSafariAuthentication(t *testing.T) {
	simulator := os.Getenv("CALLS_IOS_SIMULATOR")
	if simulator == "" {
		t.Skip("set CALLS_IOS_SIMULATOR to an available iPhone simulator UUID")
	}
	for _, guest := range []bool{false, true} {
		name := "member"
		if guest {
			name = "guest"
		}
		t.Run(name, func(t *testing.T) {
			rig := newBrowserRig(t)
			room, token := rig.createMeeting(t)
			target := "/m/" + room
			if guest {
				rig.ctl.SetAllowlist(memberA)
				target = "/j/" + token
			}
			before := rig.mail.count()
			control := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
				w.Header().Set("Content-Type", "application/json")
				link := ""
				if rig.mail.count() > before {
					to, value := rig.mail.last()
					if to == memberB {
						link = value
					}
				}
				json.NewEncoder(w).Encode(map[string]string{"link": link})
			}))
			defer control.Close()
			root := repoRootForBrowser(t)
			ctx, cancel := context.WithTimeout(t.Context(), 4*time.Minute)
			defer cancel()
			results := filepath.Join(root, "native/build/iphone-auth-"+name+"-"+time.Now().Format("150405")+".xcresult")
			cmd := exec.CommandContext(ctx, "xcodebuild", "-project", filepath.Join(root, "native/ios/CallsPhone.xcodeproj"), "-scheme", "CallsPhone", "-destination", "platform=iOS Simulator,id="+simulator, "-derivedDataPath", filepath.Join(root, "native/build/ios-simulator"), "-resultBundlePath", results, "CODE_SIGNING_ALLOWED=NO", "-only-testing:CallsPhoneUITests/CallsPhoneUITests/testEmailBrowserHandoff", "test")
			// A member signs in to the server, which the app is pointed at for
			// this run with -CallsServer; a guest pastes the invitation into the
			// guest screen.
			guestFlag := "0"
			if guest {
				guestFlag = "1"
			}
			cmd.Env = append(os.Environ(), "TEST_RUNNER_CALLS_TEST_MEETING="+rig.origin+target, "TEST_RUNNER_CALLS_TEST_ORIGIN="+rig.origin, "TEST_RUNNER_CALLS_TEST_GUEST="+guestFlag, "TEST_RUNNER_CALLS_TEST_CONTROL="+control.URL, "TEST_RUNNER_CALLS_TEST_EMAIL="+memberB)
			// Xcode's detailed trace contains only synthetic test identities and is
			// retained locally for diagnosis, rather than flooding the normal gate log.
			logPath := filepath.Join(root, "native/build/iphone-auth-"+name+".log")
			log, err := os.Create(logPath)
			if err != nil {
				t.Fatal(err)
			}
			defer log.Close()
			cmd.Stdout = log
			cmd.Stderr = log
			if err := cmd.Run(); err != nil {
				t.Fatalf("iPhone Safari %s: %v (details: %s)", name, err, logPath)
			}
			t.Log("Safari email handoff passed on iPhone simulator:", name)
		})
	}
}

func TestIPhoneNativeMedia(t *testing.T) {
	simulator := os.Getenv("CALLS_IOS_SIMULATOR")
	if simulator == "" {
		t.Skip("set CALLS_IOS_SIMULATOR to an available iPhone simulator UUID")
	}
	rig := newBrowserRig(t)
	room, _ := rig.createMeeting(t)
	rig.ctl.SetStreamTimings(time.Second, 3*time.Second)
	cookiesA, _ := json.Marshal([]map[string]string{{"name": rig.cookieName, "value": rig.cookieA}})
	cookiesB, _ := json.Marshal([]map[string]string{{"name": rig.cookieName, "value": rig.cookieB}})
	fixture, _ := json.Marshal(map[string]string{"origin": rig.origin, "room": room, "cookiesA": string(cookiesA), "cookiesB": string(cookiesB)})
	root := repoRootForBrowser(t)
	ctx, cancel := context.WithTimeout(t.Context(), 4*time.Minute)
	defer cancel()
	cmd := exec.CommandContext(ctx, "xcodebuild", "-project", filepath.Join(root, "native/ios/CallsPhone.xcodeproj"), "-scheme", "CallsPhone", "-destination", "platform=iOS Simulator,id="+simulator, "-derivedDataPath", filepath.Join(root, "native/build/ios-simulator"), "CODE_SIGNING_ALLOWED=NO", "-only-testing:CallsPhoneTests/CallsPhoneTests/testNativeVideoAndRenewal", "test")
	cmd.Env = append(os.Environ(), "TEST_RUNNER_CALLS_TEST_MEDIA="+string(fixture))
	logPath := filepath.Join(root, "native/build/iphone-media.log")
	log, err := os.Create(logPath)
	if err != nil {
		t.Fatal(err)
	}
	defer log.Close()
	cmd.Stdout = log
	cmd.Stderr = log
	if err := cmd.Run(); err != nil {
		t.Fatalf("iPhone native media: %v (details: %s)", err, logPath)
	}
	t.Log("Two iPhone-native WebRTC peers decoded video, kept their peers through stream renewals, and left cleanly")
}