import { requestJson } from '@/services/api.uts'

export type FeedbackItem = { id: string, content: string, status: string, reply: string, createdAt: string, updatedAt: string }
export type FeedbackPage = { items: FeedbackItem[], page: number, total: number, hasMore: boolean }

function feedbackView(data: UTSJSONObject): FeedbackItem {
    const id = data.getString('id') ?? ''; const content = data.getString('content') ?? ''
    if (id.length == 0) throw new Error('反馈响应不完整')
    return { id, content, status: data.getString('status') ?? 'pending', reply: data.getString('reply') ?? '',
        createdAt: data.getString('createdAt') ?? '', updatedAt: data.getString('updatedAt') ?? '' }
}

export function feedbackKey(): string { return 'feedback_' + Date.now().toString() + '_' + Math.floor(Math.random() * 1000000000).toString() }
export function feedbackStatus(status: string): string {
    if (status == 'pending') return '待处理'
    if (status == 'processing') return '处理中'
    if (status == 'resolved') return '已回复'
    if (status == 'closed') return '已关闭'
    return '待核对'
}
export async function submitFeedback(content: string, requestId: string): Promise<FeedbackItem> {
    const attachmentIds: string[] = []
    return feedbackView(await requestJson('/feedback', 'POST', { content, requestId, attachmentIds }))
}
export async function fetchFeedback(page: number): Promise<FeedbackPage> {
    const data = await requestJson('/feedback', 'GET', { page: page.toString(), pageSize: '20' })
    const rows = data['items'] as UTSJSONObject[] | null
    if (rows == null) throw new Error('反馈记录加载失败')
    return { items: rows.map((item: UTSJSONObject): FeedbackItem => feedbackView(item)), page: data.getNumber('page') ?? page,
        total: data.getNumber('total') ?? 0, hasMore: data.getBoolean('hasMore') ?? false }
}