'use client'
import type { FC } from 'react'
import { useState } from 'react'
import {
  RiFileHistoryLine,
  RiFilterLine,
  RiRefreshLine,
} from '@remixicon/react'
import Modal from '@/app/components/base/modal'
import Button from '@/app/components/base/button'
import { DocumentOperationType } from '@/models/operation-log'
import type { OperationLog, OperationLogQueryParams } from '@/models/operation-log'
import { useDocumentOperationLogs } from '@/service/knowledge/use-operation-log'
import Loading from '@/app/components/base/loading'

type OperationLogsModalProps = {
  isOpen: boolean
  onClose: () => void
  datasetId: string
  documentId: string
  documentName: string
}

const OperationLogsModal: FC<OperationLogsModalProps> = ({
  isOpen,
  onClose,
  datasetId,
  documentId,
  documentName,
}) => {
  const [params, setParams] = useState<OperationLogQueryParams>({
    page: 1,
    per_page: 20,
  })

  const { data, isLoading, refetch } = useDocumentOperationLogs(
    datasetId,
    documentId,
    params,
  )

  const [actionFilter, setActionFilter] = useState<string>('')

  const handleFilterByAction = (action: string) => {
    const newAction = action === actionFilter ? '' : action
    setActionFilter(newAction)
    setParams({
      ...params,
      action: newAction || undefined,
      page: 1,
    })
  }

  const handlePageChange = (page: number) => {
    setParams({ ...params, page })
  }

  const getOperationTypeLabel = (action: string) => {
    const labels: Record<string, string> = {
      [DocumentOperationType.DOCUMENT_ENABLE]: '启用',
      [DocumentOperationType.DOCUMENT_DISABLE]: '禁用',
      [DocumentOperationType.DOCUMENT_ARCHIVE]: '归档',
      [DocumentOperationType.DOCUMENT_UNARCHIVE]: '取消归档',
      [DocumentOperationType.DOCUMENT_BATCH_ENABLE]: '批量启用',
      [DocumentOperationType.DOCUMENT_BATCH_DISABLE]: '批量禁用',
      [DocumentOperationType.DOCUMENT_BATCH_ARCHIVE]: '批量归档',
      [DocumentOperationType.DOCUMENT_BATCH_UNARCHIVE]: '批量取消归档',
      [DocumentOperationType.DOCUMENT_SCHEDULE_CREATE]: '创建定时任务',
      [DocumentOperationType.DOCUMENT_SCHEDULE_CANCEL]: '取消定时任务',
      [DocumentOperationType.DOCUMENT_SCHEDULE_EXECUTE]: '执行定时任务',
      [DocumentOperationType.DOCUMENT_CREATE]: '创建',
      [DocumentOperationType.DOCUMENT_UPDATE]: '更新',
      [DocumentOperationType.DOCUMENT_DELETE]: '删除',
      [DocumentOperationType.DOCUMENT_RENAME]: '重命名',
    }
    return labels[action] || action
  }

  const getOperationTypeBadge = (action: string) => {
    const config: Record<string, { bg: string; text: string }> = {
      [DocumentOperationType.DOCUMENT_ENABLE]: { bg: 'bg-util-colors-teal-teal-100', text: 'text-util-colors-teal-teal-600' },
      [DocumentOperationType.DOCUMENT_DISABLE]: { bg: 'bg-util-colors-orange-orange-100', text: 'text-util-colors-orange-orange-600' },
      [DocumentOperationType.DOCUMENT_ARCHIVE]: { bg: 'bg-util-colors-gray-gray-100', text: 'text-util-colors-gray-gray-600' },
      [DocumentOperationType.DOCUMENT_SCHEDULE_CREATE]: { bg: 'bg-util-colors-blue-blue-100', text: 'text-util-colors-blue-blue-600' },
      [DocumentOperationType.DOCUMENT_SCHEDULE_EXECUTE]: { bg: 'bg-util-colors-purple-purple-100', text: 'text-util-colors-purple-purple-600' },
    }

    const style = config[action] || { bg: 'bg-util-colors-gray-gray-100', text: 'text-util-colors-gray-gray-600' }

    return (
      <span className={`inline-flex items-center px-2 py-0.5 rounded-md text-xs font-medium ${style.bg} ${style.text}`}>
        {getOperationTypeLabel(action)}
      </span>
    )
  }

  const renderChangesSummary = (log: OperationLog) => {
    const { changes, metadata } = log.content

    if (!changes && !metadata)
      return null

    return (
      <div className="mt-2 space-y-1 text-xs">
        {changes && (
          <div className="flex gap-4">
            {changes.old && (
              <div className="flex-1">
                <span className="text-text-quaternary">修改前:</span>
                <code className="ml-1 px-1 py-0.5 bg-background-section-burn rounded text-text-tertiary">
                  {JSON.stringify(changes.old)}
                </code>
              </div>
            )}
            {changes.new && (
              <div className="flex-1">
                <span className="text-text-quaternary">修改后:</span>
                <code className="ml-1 px-1 py-0.5 bg-background-section-burn rounded text-text-tertiary">
                  {JSON.stringify(changes.new)}
                </code>
              </div>
            )}
          </div>
        )}
        {metadata?.scheduled && (
          <div className="text-text-quaternary">
            <span className="inline-flex items-center gap-1">
              <svg className="w-3 h-3" fill="currentColor" viewBox="0 0 20 20">
                <path fillRule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zm1-12a1 1 0 10-2 0v4a1 1 0 00.293.707l2.828 2.829a1 1 0 101.415-1.415L11 9.586V6z" clipRule="evenodd" />
              </svg>
              定时执行
            </span>
            {metadata.schedule_id && (
              <span className="ml-2 text-text-quaternary">
                ID: {metadata.schedule_id.substring(0, 16)}...
              </span>
            )}
          </div>
        )}
        {metadata?.batch && (
          <div className="text-text-quaternary">
            批量操作: {metadata.batch_size} 个文档
          </div>
        )}
      </div>
    )
  }

  const logs = data?.logs || []
  const hasLogs = logs.length > 0

  // Quick action filters
  const quickFilters = [
    DocumentOperationType.DOCUMENT_ENABLE,
    DocumentOperationType.DOCUMENT_DISABLE,
    DocumentOperationType.DOCUMENT_ARCHIVE,
    DocumentOperationType.DOCUMENT_SCHEDULE_CREATE,
    DocumentOperationType.DOCUMENT_SCHEDULE_EXECUTE,
  ]

  return (
    <Modal
      isShow={isOpen}
      onClose={onClose}
      title={
        <div className="flex items-center gap-2">
          <RiFileHistoryLine className="w-5 h-5" />
          <span>操作历史</span>
        </div>
      }
      className="!w-[800px] !max-w-[90vw]"
    >
      <div className="py-4">
        {/* Document Name */}
        <div className="mb-4">
          <div className="text-sm text-text-tertiary">
            文档: <span className="text-text-secondary font-medium">{documentName}</span>
          </div>
        </div>

        {/* Toolbar */}
        <div className="mb-4 space-y-3">
          {/* Quick Filters */}
          <div className="flex items-center gap-2 flex-wrap">
            <RiFilterLine className="w-4 h-4 text-text-tertiary" />
            <span className="text-xs text-text-quaternary">快速筛选:</span>
            <div className="flex items-center gap-1.5 flex-wrap">
              {quickFilters.map(action => (
                <button
                  key={action}
                  type="button"
                  onClick={() => handleFilterByAction(action)}
                  className={`px-2 py-1 rounded text-xs transition-colors ${
                    actionFilter === action
                      ? 'bg-components-button-primary-bg text-components-button-primary-text'
                      : 'bg-background-section-burn text-text-tertiary hover:bg-background-default-hover'
                  }`}
                >
                  {getOperationTypeLabel(action)}
                </button>
              ))}
              {actionFilter && (
                <button
                  type="button"
                  onClick={() => handleFilterByAction('')}
                  className="px-2 py-1 text-xs text-text-accent hover:underline"
                >
                  清除
                </button>
              )}
            </div>
          </div>

          {/* Refresh Button */}
          <div className="flex justify-end">
            <Button
              size="small"
              onClick={() => refetch()}
              className="gap-1"
            >
              <RiRefreshLine className="w-4 h-4" />
              刷新
            </Button>
          </div>
        </div>

        {/* Logs List */}
        <div className="border border-divider-subtle rounded-lg overflow-hidden">
          {isLoading
            ? (
                <div className="flex items-center justify-center py-12">
                  <Loading type="area" />
                </div>
              )
            : !hasLogs
              ? (
                  <div className="text-center py-12 text-text-quaternary">
                    <RiFileHistoryLine className="w-12 h-12 mx-auto mb-3 opacity-50" />
                    <div className="text-sm">暂无操作历史</div>
                  </div>
                )
              : (
                  <div className="divide-y divide-divider-subtle max-h-[500px] overflow-y-auto">
                    {logs.map((log: OperationLog) => (
                      <div
                        key={log.id}
                        className="p-4 hover:bg-background-default-hover transition-colors"
                      >
                        <div className="flex items-start justify-between gap-4">
                          <div className="flex-1 min-w-0">
                            {/* Operation Type */}
                            <div className="mb-2">
                              {getOperationTypeBadge(log.action)}
                            </div>

                            {/* Timestamp */}
                            <div className="text-sm text-text-secondary mb-1">
                              {new Date(log.created_at).toLocaleString('zh-CN')}
                            </div>

                            {/* IP Address */}
                            <div className="text-xs text-text-quaternary">
                              来自: {log.created_ip}
                            </div>

                            {/* Changes Summary */}
                            {renderChangesSummary(log)}
                          </div>
                        </div>
                      </div>
                    ))}
                  </div>
                )}
        </div>

        {/* Pagination */}
        {data && data.total > params.per_page! && (
          <div className="mt-4 flex items-center justify-between text-sm">
            <div className="text-text-quaternary">
              显示 {(params.page! - 1) * params.per_page! + 1}-{Math.min(params.page! * params.per_page!, data.total)} 条，共 {data.total} 条
            </div>
            <div className="flex items-center gap-2">
              <Button
                size="small"
                disabled={params.page === 1}
                onClick={() => handlePageChange(params.page! - 1)}
              >
                上一页
              </Button>
              <span className="text-text-tertiary">
                {params.page} / {data.pages}
              </span>
              <Button
                size="small"
                disabled={params.page === data.pages}
                onClick={() => handlePageChange(params.page! + 1)}
              >
                下一页
              </Button>
            </div>
          </div>
        )}
      </div>

      {/* Footer */}
      <div className="flex justify-end pt-4 border-t border-divider-subtle">
        <Button onClick={onClose}>
          关闭
        </Button>
      </div>
    </Modal>
  )
}

export default OperationLogsModal