package auth

import (
	"context"

	"hyapp/pkg/appcode"
	authdomain "hyapp/services/user-service/internal/domain/auth"
)

// UpsertUserDevice 以 (app_code, user_id, device_id) 为主键合并设备档案。
// 合并语义是“非空覆盖”：客户端可能只在部分请求携带设备头（例如 refresh 只带 device_id），
// 空值不能抹掉此前已经上报过的型号/厂商/系统版本；last_seen/updated 每次认证成功都必须前移，
// 让后台设备列表能按最近活跃排序。写入失败由调用方决定是否忽略，认证主链路不因它失败。
func (r *Repository) UpsertUserDevice(ctx context.Context, device authdomain.UserDevice) error {
	_, err := r.db.ExecContext(ctx, `
		INSERT INTO user_devices (app_code, user_id, device_id, platform, device_model, manufacturer, os_version, imei, app_version, build_number, first_seen_at_ms, last_seen_at_ms, created_at_ms, updated_at_ms)
		VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
		ON DUPLICATE KEY UPDATE
			platform = IF(VALUES(platform) = '', platform, VALUES(platform)),
			device_model = IF(VALUES(device_model) = '', device_model, VALUES(device_model)),
			manufacturer = IF(VALUES(manufacturer) = '', manufacturer, VALUES(manufacturer)),
			os_version = IF(VALUES(os_version) = '', os_version, VALUES(os_version)),
			imei = IF(VALUES(imei) = '', imei, VALUES(imei)),
			app_version = IF(VALUES(app_version) = '', app_version, VALUES(app_version)),
			build_number = IF(VALUES(build_number) = '', build_number, VALUES(build_number)),
			last_seen_at_ms = VALUES(last_seen_at_ms),
			updated_at_ms = VALUES(updated_at_ms)
	`,
		appcode.Normalize(device.AppCode),
		device.UserID,
		device.DeviceID,
		device.Platform,
		device.DeviceModel,
		device.Manufacturer,
		device.OSVersion,
		device.IMEI,
		device.AppVersion,
		device.BuildNumber,
		device.FirstSeenAtMs,
		device.LastSeenAtMs,
		device.CreatedAtMs,
		device.UpdatedAtMs,
	)
	return err
}