import supa from '@/components/supadb/aksupainstance.uts'
import { rpcOrValue } from './rpc.uts'

export type CustomReportListItem = {
  id: string
  title: string
  description: string
  period: string
  updated_at: string
}

export type CreateCustomReportParams = {
  title: string
  description: string
  period: string
  metrics: Array<string>
  chartType: string
}

export type UpdateCustomReportParams = {
  reportId: string
  title: string
  description: string | null
  period: string | null
}

export async function listCustomReports(ownerUserId: string): Promise<Array<CustomReportListItem>> {
  const res: any = await supa
    .from('analytics_reports')
    .select('id, title, description, period, updated_at')
    .eq('type', 'custom')
    .eq('owner_user_id', ownerUserId)
    .order('updated_at', { ascending: false } as any)

  if (res?.error != null) {
    throw res.error
  }

  const rows: Array<any> = Array.isArray(res.data) ? (res.data as Array<any>) : []
  const list: Array<CustomReportListItem> = []
  for (let i = 0; i < rows.length; i++) {
    const r = rows[i]
    list.push({
      id: `${r.id}`,
      title: `${r.title}`,
      description: `${r.description || ''}`,
      period: `${r.period || ''}`,
      updated_at: `${r.updated_at || ''}`
    })
  }
  return list
}

export async function createCustomReport(params: CreateCustomReportParams): Promise<string> {
  const data = await rpcOrValue('rpc_create_custom_report', {
    p_title: params.title,
    p_description: params.description || '',
    p_period: params.period,
    p_metrics: params.metrics,
    p_chart_type: params.chartType || 'line'
  } as UTSJSONObject)

  if (data == null) {
    throw new Error('保存失败：未返回报表ID')
  }

  return `${data}`
}

export async function updateCustomReport(params: UpdateCustomReportParams): Promise<boolean> {
  await rpcOrValue('rpc_update_custom_report', {
    p_report_id: params.reportId,
    p_title: params.title,
    p_description: params.description,
    p_period: params.period
  } as UTSJSONObject)

  return true
}

export async function deleteCustomReport(reportId: string): Promise<boolean> {
  await rpcOrValue('rpc_delete_custom_report', {
    p_report_id: reportId
  } as UTSJSONObject)

  return true
}