import {z} from 'zod'

export type AgentConversationTicketStatus = 'open' | 'in_progress' | 'resolved' | 'cancelled' | 'merged';

export type AgentConversationTicketSource = 'qa' | 'agent' | 'manual';

export type AgentConversationTicketPriority = 'low' | 'medium' | 'high' | 'urgent';

export type AgentConversationTicketSortBy = 'created_at' | 'priority' | 'last_reported';

export type AgentConversationTicketIssueType = 'knowledge_gap' | 'incorrect_information' | 'documentation_gap' | 'product_feedback' | 'platform_bug' | 'tool_issue' | 'missing_tool' | 'unnecessary_escalation' | 'wrong_action';

export type GetApiV1ConvaiTriageTicketsArgs = {page_size?: number | undefined, agent_id?: (string | null) | undefined, status?: (AgentConversationTicketStatus | null) | undefined, sources?: (Array<AgentConversationTicketSource> | null) | undefined, priorities?: (Array<AgentConversationTicketPriority> | null) | undefined, sort_by?: AgentConversationTicketSortBy | undefined, owner_user_id?: (string | null) | undefined, assignee_user_id?: (string | null) | undefined, issue_type?: (AgentConversationTicketIssueType | null) | undefined, label?: (string | null) | undefined, merged_into_ticket_id?: (string | null) | undefined, search?: (string | null) | undefined, cursor?: (string | null) | undefined, 'xi-api-key'?: (string | null) | undefined};

export type GetApiV1ConvaiTriageTicketsOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const agentConversationTicketIssueType = z.enum(["knowledge_gap", "incorrect_information", "documentation_gap", "product_feedback", "platform_bug", "tool_issue", "missing_tool", "unnecessary_escalation", "wrong_action"]);

export const ticketCommentResponseModel = z.object({comment: z.string(), created_at_unix_secs: z.number().int(), owner_user_id: z.string().nullable()});

export const turnCommentResponseModel = z.object({turn_index: z.number().int(), comment: z.string(), created_at_unix_secs: z.number().int(), owner_user_id: z.string().nullable()});

export const agentConversationTicketStatus = z.enum(["open", "in_progress", "resolved", "cancelled", "merged"]);

export const agentConversationTicketPriority = z.enum(["low", "medium", "high", "urgent"]);

export const ticketPriorityChangeResponseModel = z.object({priority: agentConversationTicketPriority.nullable(), changed_by_user_id: z.string(), changed_at_unix_secs: z.number().int()});

export const ticketStatusChangeResponseModel = z.object({status: agentConversationTicketStatus, changed_by_user_id: z.string().nullable(), changed_at_unix_secs: z.number().int()});

export const agentConversationTicketSource = z.enum(["qa", "agent", "manual"]);

export const ticketSearchMatchField = z.enum(["title", "description", "comment", "turn_comment"]);

export const ticketSearchMatchResponseModel = z.object({field: ticketSearchMatchField, snippet: z.string(), highlight_start: z.number().int(), highlight_end: z.number().int(), turn_index: z.number().int().nullable().optional()});

export const agentConversationTicketResponseModel = z.object({agentqa_ticket_id: z.string(), workspace_id: z.string(), owner_user_id: z.string(), agent_id: z.string(), needs_clustering: z.boolean(), title: z.string().nullable(), issue_type: agentConversationTicketIssueType.nullable(), labels: z.array(z.string()), conversation_ids: z.array(z.string()), first_seen_unix_secs: z.number().int().nullable(), last_seen_unix_secs: z.number().int().nullable(), qa_comment: z.string().nullable(), ticket_comments: z.array(ticketCommentResponseModel), turn_comments: z.array(turnCommentResponseModel), status: agentConversationTicketStatus, priority: agentConversationTicketPriority.nullable(), priority_changes: z.array(ticketPriorityChangeResponseModel), status_changes: z.array(ticketStatusChangeResponseModel), merged_into_ticket_id: z.string().nullable().optional(), source: agentConversationTicketSource, assignee_user_id: z.string().nullable(), created_at_unix_secs: z.number().int(), updated_at_unix_secs: z.number().int(), search_match: ticketSearchMatchResponseModel.nullable().optional()});

export const getAgentConversationTicketsPageResponseModel = z.object({agent_conversation_tickets: z.array(agentConversationTicketResponseModel), next_cursor: z.string().nullable().optional(), has_more: z.boolean()});

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 Workspace Conversation Tickets
 * 
 * GET /v1/convai/triage-tickets
 */
export const getApiV1ConvaiTriageTickets = async (args: GetApiV1ConvaiTriageTicketsArgs, options: GetApiV1ConvaiTriageTicketsOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.page_size != null) query.append("page_size", String(args.page_size))
if (args.agent_id != null) query.append("agent_id", String(args.agent_id))
if (args.status != null) query.append("status", String(args.status))
for (const item of args.sources ?? []) query.append("sources", String(item))
for (const item of args.priorities ?? []) query.append("priorities", String(item))
if (args.sort_by != null) query.append("sort_by", String(args.sort_by))
if (args.owner_user_id != null) query.append("owner_user_id", String(args.owner_user_id))
if (args.assignee_user_id != null) query.append("assignee_user_id", String(args.assignee_user_id))
if (args.issue_type != null) query.append("issue_type", String(args.issue_type))
if (args.label != null) query.append("label", String(args.label))
if (args.merged_into_ticket_id != null) query.append("merged_into_ticket_id", String(args.merged_into_ticket_id))
if (args.search != null) query.append("search", String(args.search))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (args['xi-api-key'] != null) headers.set("xi-api-key", String(args['xi-api-key']))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/convai/triage-tickets${query.size > 0 ? `?${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(getAgentConversationTicketsPageResponseModel, await res.json())
};