package nodomain.freeyourgadget.gadgetbridge.womp;

import android.content.Context;
import android.content.SharedPreferences;

import org.json.JSONObject;

/**
 * 分拣员本地登录态：保存手机号密码 7 天，不依赖服务端 session。
 */
public final class WompSession {
    private WompSession() {}

    public static SharedPreferences prefs(Context context) {
        return context.getSharedPreferences(WompConfig.PREFS, Context.MODE_PRIVATE);
    }

    public static boolean isLoggedIn(Context context) {
        SharedPreferences p = prefs(context);
        String sorterId = p.getString("sorterId", null);
        long loginAt = p.getLong("loginAt", 0);
        return sorterId != null && sorterId.length() > 0
                && (System.currentTimeMillis() - loginAt) < WompConfig.LOGIN_KEEP_MS;
    }

    public static void saveCredentials(Context context, String phone, String password) {
        prefs(context).edit()
                .putString("phone", phone == null ? "" : phone)
                .putString("password", password == null ? "" : password)
                .apply();
    }

    public static void saveLogin(Context context, String phone, String password, JSONObject sorter) {
        prefs(context).edit()
                .putString("phone", phone)
                .putString("password", password)
                .putString("sorterId", sorter.optString("sorterId"))
                .putString("businessName", sorter.optString("businessName"))
                .putString("sorterJson", sorter.toString())
                .putLong("loginAt", System.currentTimeMillis())
                .apply();
    }

    public static void clear(Context context) {
        SharedPreferences p = prefs(context);
        String phone = p.getString("phone", "");
        String password = p.getString("password", "");
        boolean checkedIn = p.getBoolean("checkedIn", false);
        String checkInSorterId = p.getString("checkInSorterId", "");
        String checkInWorkDate = p.getString("checkInWorkDate", "");
        p.edit().clear()
                .putString("phone", phone)
                .putString("password", password)
                .putBoolean("checkedIn", checkedIn)
                .putString("checkInSorterId", checkInSorterId)
                .putString("checkInWorkDate", checkInWorkDate)
                .apply();
    }

    public static void setCheckedIn(Context context, boolean checkedIn) {
        SharedPreferences.Editor editor = prefs(context).edit()
                .putBoolean("checkedIn", checkedIn);
        if (checkedIn) {
            editor.putString("checkInSorterId", getSorterId(context))
                    .putString("checkInWorkDate", today());
        }
        editor.apply();
        WompKeepAliveService.onAttendanceChanged(context);
    }

    public static boolean isCheckedIn(Context context) {
        SharedPreferences p = prefs(context);
        if (!p.getBoolean("checkedIn", false)) {
            return false;
        }
        String sorterId = p.getString("sorterId", "");
        String owner = p.getString("checkInSorterId", "");
        String workDate = p.getString("checkInWorkDate", "");
        return sorterId.length() > 0 && sorterId.equals(owner) && today().equals(workDate);
    }

    public static String today() {
        return new java.text.SimpleDateFormat("yyyy-MM-dd", java.util.Locale.CHINA)
                .format(new java.util.Date());
    }

    public static String getSorterId(Context context) {
        return prefs(context).getString("sorterId", "");
    }

    public static String getBusinessName(Context context) {
        return prefs(context).getString("businessName", "");
    }

    public static String getPhone(Context context) {
        return prefs(context).getString("phone", "");
    }

    public static String getPassword(Context context) {
        return prefs(context).getString("password", "");
    }

    public static String getSorterJson(Context context) {
        String json = prefs(context).getString("sorterJson", "{}");
        return json == null ? "{}" : json;
    }
}