const BASE_URL = import.meta.env.VITE_API_BASE_URL || '';
export function localToUTC(localValue) {
    return localValue;
}
export async function fetchActiveSession() {
    const response = await fetch(`${BASE_URL}/api/sessions/active`);
    if (!response.ok)
        throw new Error('Failed to fetch active session');
    const data = await response.json();
    return data.session;
}
export async function fetchSessions(from_date, to_date, limit = 200) {
    const params = new URLSearchParams();
    if (from_date)
        params.append('from_date', from_date);
    if (to_date)
        params.append('to_date', to_date);
    if (limit)
        params.append('limit', limit.toString());
    const response = await fetch(`${BASE_URL}/api/sessions?${params.toString()}`);
    if (!response.ok)
        throw new Error('Failed to fetch sessions');
    return response.json();
}
export async function createSession(payload) {
    const utcTime = localToUTC(payload.start_time);
    const response = await fetch(`${BASE_URL}/api/sessions`, {
        method: 'POST',
        headers: { 'Content-Type': 'application/json' },
        body: JSON.stringify({ start_time: utcTime }),
    });
    if (!response.ok) {
        const errorData = await response.json();
        throw new Error(errorData.detail || 'Failed to create session');
    }
    return response.json();
}
export async function endSession(sessionId, payload) {
    const utcTime = payload.end_time ? localToUTC(payload.end_time) : undefined;
    const response = await fetch(`${BASE_URL}/api/sessions/${sessionId}/end`, {
        method: 'PATCH',
        headers: { 'Content-Type': 'application/json' },
        body: JSON.stringify({ end_time: utcTime }),
    });
    if (!response.ok) {
        const errorData = await response.json();
        throw new Error(errorData.detail || 'Failed to end session');
    }
    return response.json();
}
export async function updateSession(sessionId, payload) {
    const response = await fetch(`${BASE_URL}/api/sessions/${sessionId}`, {
        method: 'PUT',
        headers: { 'Content-Type': 'application/json' },
        body: JSON.stringify(payload),
    });
    if (!response.ok) {
        const errorData = await response.json();
        throw new Error(errorData.detail || 'Failed to update session');
    }
    return response.json();
}
export async function deleteSession(sessionId) {
    const response = await fetch(`${BASE_URL}/api/sessions/${sessionId}`, {
        method: 'DELETE',
    });
    if (!response.ok)
        throw new Error('Failed to delete session');
}
export async function fetchDailySummary(from_date, to_date, day_start, day_end) {
    const fromDT = from_date + 'T00:00:00';
    const toDT = to_date + 'T23:59:59';
    const params = new URLSearchParams({ from_date: fromDT, to_date: toDT, day_start, day_end });
    const response = await fetch(`${BASE_URL}/api/stats/daily-summary?${params.toString()}`);
    if (!response.ok)
        throw new Error('Failed to fetch daily summary');
    return response.json();
}
export async function fetchTimetable(from_date, to_date, day_start, day_end) {
    const fromDT = from_date + 'T00:00:00';
    const toDT = to_date + 'T23:59:59';
    const params = new URLSearchParams({ from_date: fromDT, to_date: toDT, day_start, day_end });
    const response = await fetch(`${BASE_URL}/api/stats/timetable?${params.toString()}`);
    if (!response.ok)
        throw new Error('Failed to fetch timetable');
    return response.json();
}
export async function fetchWakeSleepTimes(from_date, to_date, wakeup_ref, bedtime_ref) {
    const fromDT = from_date + 'T00:00:00';
    const toDT = to_date + 'T23:59:59';
    const params = new URLSearchParams({ from_date: fromDT, to_date: toDT, wakeup_ref, bedtime_ref });
    const response = await fetch(`${BASE_URL}/api/stats/wake-sleep-times?${params.toString()}`);
    if (!response.ok)
        throw new Error('Failed to fetch wake/sleep times');
    return response.json();
}