import {z} from 'zod'

export type DbControlDeletionProtection = string;

export type DbControlIndexTags = {[key: string]: string};

export type DbControlReadCapacityOnDemandSpec = {mode: string};

export type DbControlScalingConfigManual = {replicas?: number | undefined, shards?: number | undefined};

export type DbControlReadCapacityDedicatedConfig = {node_type?: string | undefined, scaling?: string | undefined, manual?: DbControlScalingConfigManual | undefined};

export type DbControlReadCapacityDedicatedSpec = {mode: string, dedicated: DbControlReadCapacityDedicatedConfig} | {[key: string]: unknown};

export type DbControlReadCapacity = DbControlReadCapacityOnDemandSpec | DbControlReadCapacityDedicatedSpec;

export type DbControlMetadataSchema = {fields: {[key: string]: {filterable?: boolean | undefined}}};

export type DbControlServerlessSpec = {cloud: string, region: string, read_capacity?: DbControlReadCapacity | undefined, source_collection?: string | undefined, schema?: DbControlMetadataSchema | undefined};

export type DbControlPodSpec = {environment: string, replicas?: number | undefined, shards?: number | undefined, pod_type: string, pods?: number | undefined, metadata_config?: ({indexed?: Array<string> | undefined}) | undefined, source_collection?: string | undefined};

export type DbControlByocSpec = {environment: string, read_capacity?: DbControlReadCapacity | undefined, schema?: DbControlMetadataSchema | undefined};

export type DbControlIndexSpec = {serverless: DbControlServerlessSpec} | {pod: DbControlPodSpec} | {byoc: DbControlByocSpec};

export type DbControlCreateIndexRequest = {name: string, dimension?: number | undefined, metric?: string | undefined, deletion_protection?: DbControlDeletionProtection | undefined, tags?: DbControlIndexTags | undefined, spec: DbControlIndexSpec, vector_type?: string | undefined};

export type CreateApiIndexesArgs = {'X-Pinecone-Api-Version': string, body: DbControlCreateIndexRequest};

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

export const dbControlDeletionProtection = z.string();

export const dbControlIndexTags = z.record(z.string(), z.string());

export const dbControlModelIndexEmbed = z.object({model: z.string(), metric: z.string().optional(), dimension: z.number().int().gte(1).lte(20000).optional(), vector_type: z.string().optional(), field_map: z.object({}).optional(), read_parameters: z.object({}).optional(), write_parameters: z.object({}).optional()});

export const dbControlReadCapacityStatus = z.object({state: z.string(), current_replicas: z.number().int().optional(), current_shards: z.number().int().optional(), error_message: z.string().optional()});

export const dbControlReadCapacityOnDemandSpecResponse = z.object({mode: z.string(), status: dbControlReadCapacityStatus});

export const dbControlScalingConfigManual = z.object({replicas: z.number().int().gte(0).optional(), shards: z.number().int().gte(1).optional()});

export const dbControlReadCapacityDedicatedConfig = z.object({node_type: z.string().optional(), scaling: z.string().optional(), manual: dbControlScalingConfigManual.optional()});

export const dbControlReadCapacityDedicatedSpecResponse = z.object({mode: z.string(), dedicated: dbControlReadCapacityDedicatedConfig, status: dbControlReadCapacityStatus});

export const dbControlReadCapacityResponse = z.discriminatedUnion("mode", [dbControlReadCapacityOnDemandSpecResponse, dbControlReadCapacityDedicatedSpecResponse]);

export const dbControlMetadataSchema = z.object({fields: z.record(z.string(), z.object({filterable: z.boolean().optional()}))});

export const dbControlServerlessSpecResponse = z.object({cloud: z.string(), region: z.string(), read_capacity: dbControlReadCapacityResponse, source_collection: z.string().optional(), schema: dbControlMetadataSchema.optional()});

export const dbControlPodSpec = z.object({environment: z.string(), replicas: z.number().int().gte(1).optional(), shards: z.number().int().gte(1).optional(), pod_type: z.string(), pods: z.number().int().gte(1).optional(), metadata_config: z.object({indexed: z.array(z.string()).optional()}).optional(), source_collection: z.string().optional()});

export const dbControlByocSpecResponse = z.object({environment: z.string(), read_capacity: dbControlReadCapacityResponse, schema: dbControlMetadataSchema.optional()});

export const dbControlIndexModel = z.object({name: z.string().min(1).max(45), dimension: z.number().int().gte(1).lte(20000).optional(), metric: z.string(), host: z.string(), private_host: z.string().optional(), deletion_protection: dbControlDeletionProtection.optional(), tags: dbControlIndexTags.optional(), embed: dbControlModelIndexEmbed.optional(), spec: z.union([z.object({serverless: dbControlServerlessSpecResponse}), z.object({pod: dbControlPodSpec}), z.object({byoc: dbControlByocSpecResponse})]), status: z.object({ready: z.boolean(), state: z.string()}), vector_type: z.string()});

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
};

/**
 * Create an index
 * 
 * POST /indexes
 */
export const createApiIndexes = async (args: CreateApiIndexesArgs, options?: CreateApiIndexesOptions) => {
const {baseUrl = "https://api.pinecone.io", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (args['X-Pinecone-Api-Version'] != null) headers.set("X-Pinecone-Api-Version", String(args['X-Pinecone-Api-Version']))
if (ApiKeyAuth !== undefined) headers.set("Api-Key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/indexes${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", 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(dbControlIndexModel, await res.json())
};