import { describe, it, expect, vi, beforeAll } from 'vitest';
import dayjs from "dayjs";
import type BNote from "../becca/entities/bnote.js";
import dateNotesService from "./date_notes.js";
import i18next from "i18next";

// Mock becca_loader
vi.mock("../becca/becca_loader.js", () => ({
    default: {
        load: vi.fn(),
        loaded: Promise.resolve()
    }
}));

// Mock SQL init
vi.mock("../services/sql.js", () => ({
    default: {
        dbReady: Promise.resolve(),
        transactional: vi.fn((callback) => callback())
    }
}));


// Mock BNote
const mockRootNote = {
    getOwnedLabelValue: (key: string) => {
        const patterns: Record<string, string> = {
            "yearPattern": "{year}",
            "quarterPattern": "Quarter {quarterNumber}",
            "monthPattern": "{monthNumberPadded} - {month}",
            "weekPattern": "Week {weekNumber}",
            "datePattern": "{dateNumberPadded} - {weekDay}"
        };
        return patterns[key] || null;
    }
} as unknown as BNote;

describe("date_notes", () => {
    beforeAll(async () => {
        await i18next.init({
            lng: "en",
            resources: {
                en: {
                    translation: {
                        "months.march": "March",
                        "weekdays.saturday": "Saturday"
                    }
                }
            }
        });
    });

    describe("getJournalNoteTitle", () => {
        const testDate = dayjs("2025-03-15"); // Saturday

        it("should generate year note title", () => {
            const title = dateNotesService.getJournalNoteTitle(mockRootNote, "year", testDate, 2025);
            expect(title).toBe("2025");
        });

        it("should generate quarter note title", () => {
            const title = dateNotesService.getJournalNoteTitle(mockRootNote, "quarter", testDate, 1);
            expect(title).toBe("Quarter 1");
        });

        it("should generate month note title", () => {
            const title = dateNotesService.getJournalNoteTitle(mockRootNote, "month", testDate, 3);
            expect(title).toBe("03 - March");
        });

        it("should generate week note title", () => {
            const title = dateNotesService.getJournalNoteTitle(mockRootNote, "week", testDate, 11);
            expect(title).toBe("Week 11");
        });

        it("should generate day note title", () => {
            const title = dateNotesService.getJournalNoteTitle(mockRootNote, "day", testDate, 15);
            expect(title).toBe("15 - Saturday");
        });

        it("should respect custom patterns", () => {
            const customRootNote = {
                getOwnedLabelValue: (key: string) => {
                    const patterns: Record<string, string> = {
                        "yearPattern": "{year}",
                        "quarterPattern": "{quarterNumber} {shortQuarter}",
                        "monthPattern": "{isoMonth} {monthNumber} {monthNumberPadded} {month} {shortMonth3} {shortMonth4}",
                        "weekPattern": "{weekNumber} {weekNumberPadded} {shortWeek} {shortWeek3}",
                        "datePattern": "{isoDate} {dateNumber} {dateNumberPadded} {ordinal} {weekDay} {weekDay3} {weekDay2}"
                    };
                    return patterns[key] || null;
                }
            } as unknown as BNote;

            const testDate = dayjs("2025-03-01"); // Saturday

            const yearTitle = dateNotesService.getJournalNoteTitle(customRootNote, "year", testDate, 2025);
            expect(yearTitle).toBe("2025");

            const quarterTitle = dateNotesService.getJournalNoteTitle(customRootNote, "quarter", testDate, 1);
            expect(quarterTitle).toBe("1 Q1");

            const monthTitle = dateNotesService.getJournalNoteTitle(customRootNote, "month", testDate, 3);
            expect(monthTitle).toBe("2025-03 3 03 March Mar Marc");

            const weekTitle = dateNotesService.getJournalNoteTitle(customRootNote, "week", testDate, 9);
            expect(weekTitle).toBe("9 09 W9 W09");

            const dayTitle = dateNotesService.getJournalNoteTitle(customRootNote, "day", testDate, 1);
            expect(dayTitle).toBe("2025-03-01 1 01 1st Saturday Sat Sa");
        });
    });
});