package httpapi

import (
	"strings"
	"testing"
	"time"

	"git.118im.com/im_team/im_workbench/internal/store"
)

func TestPayloadUserIDsAreStrings(t *testing.T) {
	now := time.Date(2026, 9, 16, 9, 30, 0, 0, time.UTC)
	userA, err := parseUserID("usrag7w9xJ6hto")
	if err != nil {
		t.Fatal(err)
	}
	userB, err := parseUserID("usr1RqTFgHSenM")
	if err != nil {
		t.Fatal(err)
	}

	payloads := []map[string]any{
		organizationMemberPayload(store.OrganizationMember{UserID: userA}),
		attendanceRecordPayload(&store.AttendanceRecord{RecordID: "att_1", UserID: userA, Date: now, CreatedAt: now, UpdatedAt: now}),
		attendanceAppealPayload(&store.AttendanceAppeal{AppealID: "atta_1", UserID: userA, SubmittedAt: now, CreatedAt: now, UpdatedAt: now}),
		meetingPayload(store.Meeting{
			MeetingID:   "mtg_1",
			OrganizerID: userA,
			RecorderID:  userB,
			StartAt:     now,
			EndAt:       now.Add(time.Hour),
			CreatedAt:   now,
			UpdatedAt:   now,
			Participants: []store.MeetingParticipant{
				{UserID: userA, Response: "accepted"},
				{UserID: userB, Response: "pending"},
			},
		}, userA),
		meetingNoteFilePayload(store.MeetingNoteFile{NoteFileID: "mnote_1", UploaderID: userA, CreatedAt: now, UpdatedAt: now}, userA),
		dailyReportPayload(store.DailyReport{ReportID: "dr_1", AuthorID: userA, ReportDate: now, CreatedAt: now, UpdatedAt: now}),
		monthlyReportPayload(store.MonthlyReport{ReportID: "mr_1", AuthorID: userA, CreatedAt: now, UpdatedAt: now}),
		mailboxSubmissionPayload(store.MailboxSubmission{SubmissionID: "mb_1", SenderID: userA, SubmittedAt: now}),
	}

	for _, payload := range payloads {
		assertNoNumericUserIDs(t, payload)
	}
}

func TestMeetingPayloadIncludesNamesAndDerivedEndedState(t *testing.T) {
	now := time.Now().UTC()
	userA, err := parseUserID("usrag7w9xJ6hto")
	if err != nil {
		t.Fatal(err)
	}
	userB, err := parseUserID("usr1RqTFgHSenM")
	if err != nil {
		t.Fatal(err)
	}

	payload := meetingPayload(store.Meeting{
		MeetingID:   "mtg_1",
		Title:       "周会",
		OrganizerID: userA,
		RecorderID:  userA,
		Organizer:   store.UserSummary{UserID: userA, DisplayName: "张三"},
		Recorder:    store.UserSummary{UserID: userA, DisplayName: "张三"},
		StartAt:     now.Add(-2 * time.Hour),
		EndAt:       now.Add(-time.Hour),
		State:       "scheduled",
		CreatedAt:   now,
		UpdatedAt:   now,
		Participants: []store.MeetingParticipant{
			{UserID: userB, Response: "pending", User: store.UserSummary{UserID: userB, DisplayName: "李四"}},
		},
	}, userA)

	if payload["state"] != "ended" {
		t.Fatalf("state=%v, want ended", payload["state"])
	}
	if payload["organizer_display_name"] != "张三" {
		t.Fatalf("organizer_display_name=%v", payload["organizer_display_name"])
	}
	names, ok := payload["participant_names"].([]string)
	if !ok || len(names) != 1 || names[0] != "李四" {
		t.Fatalf("participant_names=%#v", payload["participant_names"])
	}
	participants, ok := payload["participants"].([]map[string]any)
	if !ok || len(participants) != 1 || participants[0]["display_name"] != "李四" {
		t.Fatalf("participants=%#v", payload["participants"])
	}
}

func TestMeetingNoteFilePayloadKeepsOriginalNameAndExtension(t *testing.T) {
	now := time.Date(2026, 9, 17, 12, 0, 0, 0, time.UTC)
	payload := meetingNoteFilePayload(store.MeetingNoteFile{
		NoteFileID: "mnote_1",
		FileID:     "file_1",
		FileName:   "会议纪要.pdf",
		MIMEType:   "application/pdf",
		FileSize:   2048,
		UploaderID: 1,
		Status:     "active",
		CreatedAt:  now,
		UpdatedAt:  now,
	}, 1)
	if payload["file_name"] != "会议纪要.pdf" || payload["name"] != "会议纪要.pdf" {
		t.Fatalf("payload names = file_name:%v name:%v", payload["file_name"], payload["name"])
	}
	if payload["file_extension"] != "pdf" {
		t.Fatalf("file_extension = %v, want pdf", payload["file_extension"])
	}
	if payload["mime"] != "application/pdf" || payload["size"] != int64(2048) {
		t.Fatalf("payload aliases = mime:%v size:%v", payload["mime"], payload["size"])
	}
}

func TestMeetingNoteFilePayloadUsesUploaderSummary(t *testing.T) {
	now := time.Date(2026, 9, 17, 12, 0, 0, 0, time.UTC)
	payload := meetingNoteFilePayload(store.MeetingNoteFile{
		NoteFileID: "mnote_1",
		UploaderID: 1573637795346386944,
		Uploader: store.UserSummary{
			UserID:      1573637795346386944,
			DisplayName: "jcharles3",
		},
		Status:    "active",
		CreatedAt: now,
		UpdatedAt: now,
	}, 1573637795346386944)
	uploader, ok := payload["uploader"].(map[string]any)
	if !ok {
		t.Fatalf("uploader=%#v", payload["uploader"])
	}
	if uploader["display_name"] != "jcharles3" {
		t.Fatalf("uploader.display_name=%v, want jcharles3", uploader["display_name"])
	}
}

func assertNoNumericUserIDs(t *testing.T, value any) {
	t.Helper()
	switch typed := value.(type) {
	case map[string]any:
		for key, item := range typed {
			if isUserIDKey(key) {
				if _, ok := item.(string); !ok {
					t.Fatalf("%s is %T, want string", key, item)
				}
			}
			assertNoNumericUserIDs(t, item)
		}
	case []map[string]any:
		for _, item := range typed {
			assertNoNumericUserIDs(t, item)
		}
	case []any:
		for _, item := range typed {
			assertNoNumericUserIDs(t, item)
		}
	}
}

func isUserIDKey(key string) bool {
	return key == "user_id" ||
		key == "organizer_id" ||
		key == "recorder_user_id" ||
		key == "uploader_user_id" ||
		key == "author_id" ||
		key == "sender_id" ||
		strings.HasSuffix(key, "_user_id")
}