import {z} from 'zod'

export type Configv1DropRuleMode = 'ENABLED' | 'DISABLED';

export type Configv1LabelFilter = {name?: string | undefined, value_glob?: string | undefined};

export type DropRuleConditionalRateBasedDrop = {enabled?: boolean | undefined, rate_limit_threshold?: number | undefined, activated_drop_duration_secs?: number | undefined};

export type DropRuleValueBasedDrop = {enabled?: boolean | undefined, target_drop_value?: number | undefined};

export type Configv1DropRule = {slug?: string | undefined, name?: string | undefined, created_at?: string | undefined, updated_at?: string | undefined, mode?: Configv1DropRuleMode | undefined, filters?: Array<Configv1LabelFilter> | undefined, conditional_rate_based_drop?: DropRuleConditionalRateBasedDrop | undefined, value_based_drop?: DropRuleValueBasedDrop | undefined, drop_nan_value?: boolean | undefined};

export type ConfigV1UpdateDropRuleBody = {drop_rule?: Configv1DropRule | undefined, create_if_missing?: boolean | undefined, dry_run?: boolean | undefined};

export type UpdateApiApiV1ConfigDropRulesSlugArgs = {slug: string, body: ConfigV1UpdateDropRuleBody};

export type UpdateApiApiV1ConfigDropRulesSlugOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const configv1DropRuleMode = z.enum(["ENABLED", "DISABLED"]);

export const configv1LabelFilter = z.object({name: z.string().optional(), value_glob: z.string().optional()});

export const dropRuleConditionalRateBasedDrop = z.object({enabled: z.boolean().optional(), rate_limit_threshold: z.number().optional(), activated_drop_duration_secs: z.number().int().optional()});

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

export const configv1DropRule = z.object({slug: z.string().optional(), name: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional(), mode: configv1DropRuleMode.optional(), filters: z.array(configv1LabelFilter).optional(), conditional_rate_based_drop: dropRuleConditionalRateBasedDrop.optional(), value_based_drop: dropRuleValueBasedDrop.optional(), drop_nan_value: z.boolean().optional()});

export const configv1UpdateDropRuleResponse = z.object({drop_rule: configv1DropRule.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
};

/**
 * PUT /api/v1/config/drop-rules/{slug}
 */
export const updateApiApiV1ConfigDropRulesSlug = async (args: UpdateApiApiV1ConfigDropRulesSlugArgs, options: UpdateApiApiV1ConfigDropRulesSlugOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/config/drop-rules/${encodeURIComponent(String(args.slug))}${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PUT", headers, body: JSON.stringify(args.body)})

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

return validateResponse(configv1UpdateDropRuleResponse, await res.json())
};