import {z} from 'zod'

export type GetApiApiV1ConfigTraceTailSamplingRulesOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const traceSearchFilterDurationFilter = z.object({min_secs: z.number().optional(), max_secs: z.number().optional()});

export const traceSearchFilterBoolFilter = z.object({value: z.boolean().optional()});

export const traceSearchFilterTraceFilter = z.object({duration: traceSearchFilterDurationFilter.optional(), error: traceSearchFilterBoolFilter.optional()});

export const spanFilterSpanFilterMatchType = z.enum(["INCLUDE", "EXCLUDE"]);

export const stringFilterStringFilterMatchType = z.enum(["EXACT", "REGEX", "EXACT_NEGATION", "REGEX_NEGATION", "IN", "NOT_IN"]);

export const traceSearchFilterStringFilter = z.object({match: stringFilterStringFilterMatchType.optional(), value: z.string().optional(), in_values: z.array(z.string()).optional()});

export const numericFilterComparisonType = z.enum(["EQUAL", "NOT_EQUAL", "GREATER_THAN", "GREATER_THAN_OR_EQUAL", "LESS_THAN", "LESS_THAN_OR_EQUAL"]);

export const traceSearchFilterNumericFilter = z.object({comparison: numericFilterComparisonType.optional(), value: z.number().optional()});

export const traceSearchFilterTagFilter = z.object({key: z.string().optional(), value: traceSearchFilterStringFilter.optional(), numeric_value: traceSearchFilterNumericFilter.optional()});

export const traceSearchFilterCountFilter = z.object({min: z.number().int().optional(), max: z.number().int().optional()});

export const traceSearchFilterSpanFilter = z.object({match_type: spanFilterSpanFilterMatchType.optional(), service: traceSearchFilterStringFilter.optional(), operation: traceSearchFilterStringFilter.optional(), parent_service: traceSearchFilterStringFilter.optional(), parent_operation: traceSearchFilterStringFilter.optional(), duration: traceSearchFilterDurationFilter.optional(), error: traceSearchFilterBoolFilter.optional(), tags: z.array(traceSearchFilterTagFilter).optional(), span_count: traceSearchFilterCountFilter.optional(), is_root_span: traceSearchFilterBoolFilter.optional()});

export const configv1TraceSearchFilter = z.object({trace: traceSearchFilterTraceFilter.optional(), span: z.array(traceSearchFilterSpanFilter).optional()});

export const configv1TraceTailSamplingRule = z.object({filter: configv1TraceSearchFilter.optional(), sample_rate: z.number().optional(), name: z.string().optional(), system_name: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional()});

export const configv1DefaultSampleRate = z.object({enabled: z.boolean().optional(), sample_rate: z.number().optional()});

export const configv1TraceTailSamplingRules = z.object({created_at: z.string().optional(), updated_at: z.string().optional(), rules: z.array(configv1TraceTailSamplingRule).optional(), default_sample_rate: configv1DefaultSampleRate.optional()});

export const configv1ReadTraceTailSamplingRulesResponse = z.object({trace_tail_sampling_rules: configv1TraceTailSamplingRules.optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * GET /api/v1/config/trace-tail-sampling-rules
 */
export const getApiApiV1ConfigTraceTailSamplingRules = async (options: GetApiApiV1ConfigTraceTailSamplingRulesOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/config/trace-tail-sampling-rules${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(configv1ReadTraceTailSamplingRulesResponse, await res.json())
};