import supa, { supaReady } from '@/components/supadb/aksupainstance.uts'
import type { UserProfile } from '@/pages/user/types.uts'

/**
 * 确保用户资料存在，如果不存在则创建基础资料
 * @param sessionUser 会话用户对象 (UTSJSONObject)
 * @returns 创建的用户资料，如果创建失败则返回 null
 */
export async function ensureUserProfile(sessionUser: UTSJSONObject): Promise<UserProfile | null> {
	try {
		await supaReady
		
		// 从 sessionUser 中获取用户ID和邮箱
		const userId = sessionUser.getString('id')
		const email = sessionUser.getString('email') ?? ''
		
		if (userId == null || userId === '') {
			console.error('无法获取用户ID')
			return null
		}
		
		// 检查用户是否已存在
		const checkRes = await supa.from('ak_users')
			.select('*', {})
			.eq('id', userId)
			.single()
			.execute()
		
		if (checkRes.status >= 200 && checkRes.status < 300 && checkRes.data != null) {
			// 用户已存在，返回现有资料
			const existingUser = checkRes.data as UTSJSONObject
			return {
				id: existingUser.getString('id'),
				username: existingUser.getString('username') ?? '',
				email: existingUser.getString('email') ?? email,
				gender: existingUser.getString('gender'),
				birthday: existingUser.getString('birthday'),
				height_cm: existingUser.getNumber('height_cm'),
				weight_kg: existingUser.getNumber('weight_kg'),
				bio: existingUser.getString('bio'),
				avatar_url: existingUser.getString('avatar_url'),
				preferred_language: existingUser.getString('preferred_language'),
				role: existingUser.getString('role'),
				school_id: existingUser.getString('school_id'),
				grade_id: existingUser.getString('grade_id'),
				class_id: existingUser.getString('class_id')
			} as UserProfile
		}
		
		// 用户不存在，创建新用户资料
		const newUserData = new UTSJSONObject()
		newUserData.set('id', userId)
		newUserData.set('email', email)
		newUserData.set('username', email.split('@')[0] ?? 'user') // 默认用户名为邮箱前缀
		
		const insertRes = await supa.from('ak_users')
			.insert(newUserData)
			.select('*', {})
			.single()
			.execute()
		
		if (insertRes.status >= 200 && insertRes.status < 300 && insertRes.data != null) {
			const newUser = insertRes.data as UTSJSONObject
			return {
				id: newUser.getString('id'),
				username: newUser.getString('username') ?? '',
				email: newUser.getString('email') ?? email,
				gender: newUser.getString('gender'),
				birthday: newUser.getString('birthday'),
				height_cm: newUser.getNumber('height_cm'),
				weight_kg: newUser.getNumber('weight_kg'),
				bio: newUser.getString('bio'),
				avatar_url: newUser.getString('avatar_url'),
				preferred_language: newUser.getString('preferred_language'),
				role: newUser.getString('role'),
				school_id: newUser.getString('school_id'),
				grade_id: newUser.getString('grade_id'),
				class_id: newUser.getString('class_id')
			} as UserProfile
		} else {
			console.error('创建用户资料失败:', insertRes.status)
			return null
		}
	} catch (error) {
		console.error('ensureUserProfile 异常:', error)
		return null
	}
}