import {z} from 'zod'

export type GetApiApiV0KnowledgeBasesKbIdGraphConflictsArgs = {kb_id: string, limit?: number | undefined, offset?: number | undefined};

export type GetApiApiV0KnowledgeBasesKbIdGraphConflictsOptions = {baseUrl: string, HTTPBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const nodeSelector = z.record(z.string(), z.unknown());

export const extractionRunFactResponse = z.object({id: z.string(), operation: z.string(), extractor_version: z.string(), model_name: z.string(), status: z.string(), created_at: z.string(), completed_at: z.string().nullable()});

export const extractionSourceFactResponse = z.object({id: z.string(), document_public_id_snapshot: z.string(), document_version_snapshot: z.number().int(), document_updated_at_snapshot: z.string(), file_path_snapshot: z.string().nullable(), document_bytes_sha256: z.string().nullable(), status: z.string()});

export const claimFactSupportResponse = z.object({claim_id: z.string(), source_occurrence_id: z.string(), selector_snapshot: nodeSelector, origin: z.enum(["pipeline", "user", "import"]), confidence: z.number().nullable(), extraction_run: extractionRunFactResponse.nullable(), extraction_source: extractionSourceFactResponse.nullable()});

export const distinctFactValueResponse = z.object({value: z.union([z.string(), z.number().int(), z.number(), z.boolean()]), value_kind: z.enum(["string", "integer", "number", "boolean"]), supporting_claim_ids: z.array(z.string()), source_occurrence_ids: z.array(z.string()), supports: z.array(claimFactSupportResponse)});

export const knowledgeGraphConflictResponse = z.object({entity_id: z.string(), entity_type_id: z.string(), entity_name: z.string(), predicate: z.string(), state: z.literal("conflict"), values: z.array(distinctFactValueResponse)});

export const factDiagnosticResponse = z.object({kind: z.literal("ambiguous_represents_source"), source_occurrence_id: z.string(), target_entity_ids: z.array(z.string())});

export const knowledgeGraphConflictsResponse = z.object({conflicts: z.array(knowledgeGraphConflictResponse), diagnostics: z.array(factDiagnosticResponse), total: z.number().int(), limit: z.number().int(), offset: z.number().int()});

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
};

/**
 * List current entity attribute conflicts
 * 
 * GET /api/v0/knowledge-bases/{kb_id}/graph/conflicts
 */
export const getApiApiV0KnowledgeBasesKbIdGraphConflicts = async (args: GetApiApiV0KnowledgeBasesKbIdGraphConflictsArgs, options: GetApiApiV0KnowledgeBasesKbIdGraphConflictsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

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

if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (HTTPBearer !== undefined) headers.set('authorization', `Bearer ${HTTPBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v0/knowledge-bases/${encodeURIComponent(String(args.kb_id))}/graph/conflicts${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(knowledgeGraphConflictsResponse, await res.json())
};