// 收支记录相关 API 接口：交易记录的增删改查（分页）
import request from './request'

/** 获取系统支持的交易渠道编码列表（含账单导入来源与人工交易渠道） */
export function getChannels() {
  return request.get('/transaction/channels')
}

/** 分页获取交易记录列表，支持按类型、分类、交易渠道、时间范围、计入统计、金额区间多选筛选 */
export function getTransactionPage(params: {
  page?: number
  size?: number
  types?: string[]
  categoryIds?: number[]
  uncategorized?: boolean
  channels?: string[]
  startTime?: string
  endTime?: string
  includeInStats?: boolean
  minAmount?: number
  maxAmount?: number
  remark?: string
  sortField?: string
  sortOrder?: string
  tagIds?: number[]
  untagged?: boolean
  tagged?: boolean
}) {
  return request.get('/transaction/page', { params })
}

/** 创建新的交易记录 */
export function createTransaction(data: {
  categoryId: number
  type: string
  amount: number
  channel?: string
  remark?: string
  transactionTime: string
  includeInStats?: boolean
  tagIds?: number[]
}) {
  return request.post('/transaction', data)
}

/** 更新指定交易记录（categoryId 为空表示不设置分类） */
export function updateTransaction(id: number, data: {
  categoryId: number | null
  type: string
  amount: number
  channel?: string
  remark?: string
  transactionTime: string
  includeInStats?: boolean
  tagIds?: number[]
}) {
  return request.put(`/transaction/${id}`, data)
}

/** 删除指定交易记录 */
export function deleteTransaction(id: number) {
  return request.delete(`/transaction/${id}`)
}

/** 批量删除交易记录，返回实际删除数量 */
export function batchDeleteTransactions(ids: number[]) {
  return request.delete('/transaction/batch', { data: { ids } })
}

/** 切换指定交易记录的"计入统计"标记 */
export function toggleTransactionStats(id: number, includeInStats: boolean) {
  return request.put(`/transaction/${id}/stats`, { includeInStats })
}

/** 切换指定交易记录的备注隐藏标记 */
export function toggleRemarkHidden(id: number, remarkHidden: boolean) {
  return request.put(`/transaction/${id}/remark-hidden`, { remarkHidden })
}

/** 支持的账单类型，当前支持支付宝、微信、美团、招商银行与交通银行 */
export type BillType = 'ALIPAY' | 'WECHAT' | 'MEITUAN' | 'CMB' | 'BOCOM'

/** 账单解析结果行 */
export interface ParsedBillRow {
  rowNo: number
  externalNo: string
  transactionTime: string
  type: string
  amount: number
  counterparty: string
  product: string
  tradeStatus: string
  direction: string
  includeInStats: boolean
  importable: boolean
  selected: boolean
  duplicate: boolean
  matchedRuleNames: string[] | null
  suggestedCategoryId: number | null
  suggestedCategoryName: string | null
  suggestedCategoryIcon: string | null
  suggestedTags: { id: number; name: string; color?: string }[] | null
  rawData: string | null
  error: string | null
}

/** 待导入账单行 */
export interface BillImportItem {
  externalNo: string
  transactionTime: string
  type: string
  amount: number
  counterparty: string
  product: string
  includeInStats: boolean
  rawData: string | null
}

/** 解析账单文件（不落库），返回预览数据；支持 zip 压缩包，加密时需传解压密码 */
export function parseBill(file: File, billType: BillType, password?: string) {
  const formData = new FormData()
  formData.append('file', file)
  formData.append('billType', billType)
  if (password) {
    formData.append('password', password)
  }
  // 大账单解析耗时较长，单独放宽超时
  return request.post('/transaction/import/parse', formData, { timeout: 120000 })
}

/** 确认导入用户勾选的账单行 */
export function confirmImport(data: {
  billType: BillType
  expenseCategoryId?: number | null
  incomeCategoryId?: number | null
  tagIds?: number[]
  items: BillImportItem[]
}) {
  // 大批量导入耗时较长，单独放宽超时
  return request.post('/transaction/import/confirm', data, { timeout: 120000 })
}

/** 批量设置交易记录的分类（按类型分别应用支出/收入分类） */
export function batchUpdateCategory(data: {
  ids: number[]
  expenseCategoryId?: number | null
  incomeCategoryId?: number | null
  includeInStats?: boolean | null
}) {
  return request.put('/transaction/batch-category', data)
}

/** 批量给交易记录添加/移除标签 */
export function batchTags(data: {
  ids: number[]
  addTagIds?: number[]
  removeTagIds?: number[]
}) {
  return request.put('/transaction/batch-tags', data)
}

/** 导出交易记录为 Excel 文件，支持按条件筛选 */
export function exportTransaction(params: {
  types?: string[]
  categoryIds?: number[]
  uncategorized?: boolean
  channels?: string[]
  startTime?: string
  endTime?: string
  includeInStats?: boolean
  minAmount?: number
  maxAmount?: number
  remark?: string
  sortField?: string
  sortOrder?: string
  tagIds?: number[]
  untagged?: boolean
}) {
  return request.get('/transaction/export', {
    params,
    paramsSerializer: {
      indexes: null,
    },
    responseType: 'blob',
  })
}