import type { VendorConfig } from '../types';
import { SHARED_SEARCH_KEYWORDS, SHARED_SQL_AGGREGATES, SHARED_SQL_KEYWORDS, SHARED_SQL_SCALARS } from './shared';

const clsConfig: VendorConfig = {
  id: 'cls',
  label: '腾讯云 CLS',
  searchKeywords: SHARED_SEARCH_KEYWORDS,
  searchBuiltinFields: [
    { name: '__FILENAME__', detail: '日志路径', doc: 'CLS 内置字段：日志文件路径' },
    { name: '__HOSTNAME__', detail: '主机名', doc: 'CLS 内置字段：采集主机名' },
    { name: '__SOURCE__', detail: '日志来源', doc: 'CLS 内置字段：日志来源 IP' },
    { name: '__TIMESTAMP__', detail: '时间戳', doc: 'CLS 内置字段：日志时间戳（毫秒）' },
    { name: '__CONTENT__', detail: '原始内容', doc: 'CLS 内置字段：原始日志内容' },
  ],
  fieldAssignOperators: [':'],
  sqlKeywords: Array.from(new Set([...SHARED_SQL_KEYWORDS, 'OVER', 'PARTITION', 'WINDOW', 'EXISTS'])),
  sqlFunctions: [
    ...SHARED_SQL_AGGREGATES,
    ...SHARED_SQL_SCALARS,
    { name: 'count_if', signature: 'count_if(condition)', doc: 'CLS：满足条件的行数' },
    { name: 'approx_distinct', signature: 'approx_distinct(field)', doc: 'CLS：近似去重计数' },
    { name: 'approx_percentile', signature: 'approx_percentile(field, percent)', doc: 'CLS：近似分位数' },
    { name: 'histogram', signature: 'histogram(field)', doc: 'CLS：值分布直方图' },
    { name: 'numeric_histogram', signature: 'numeric_histogram(buckets, field)', doc: 'CLS：数值直方图' },
    { name: 'date_trunc', signature: 'date_trunc(unit, time)', doc: 'CLS：时间截断' },
    { name: 'date_format', signature: 'date_format(time, format)', doc: 'CLS：时间格式化' },
    { name: 'from_unixtime', signature: 'from_unixtime(unixtime)', doc: 'CLS：unix 时间转日期' },
    { name: 'regexp_like', signature: 'regexp_like(str, pattern)', doc: 'CLS：正则匹配判断' },
    { name: 'regexp_extract', signature: 'regexp_extract(str, pattern[, group])', doc: 'CLS：正则提取' },
    { name: 'split_part', signature: 'split_part(str, delimiter, idx)', doc: 'CLS：字符串切分取第 idx 段' },
    { name: 'json_extract', signature: 'json_extract(json, path)', doc: 'CLS：JSON 路径取值' },
  ],
};

export default clsConfig;