import { request } from '../../lib/api'
import type {
  RApplication,
  RApplicationDetail,
  RApplicationList,
  RDispositionCatalog,
  RPipelineBoard,
} from '../../lib/types'

const NS = '/recruiting'
const body = (v: unknown) => ({ body: JSON.stringify(v) })

export const pipelineApi = {
  board: (reqId: string) => request<RPipelineBoard>(`${NS}/requisitions/${encodeURIComponent(reqId)}/pipeline`),
  submit: (reqId: string, v: { candidate_id: string; stage?: string; source_touch?: string; reason?: string }) =>
    request<RApplication>(`${NS}/requisitions/${encodeURIComponent(reqId)}/applications`, { method: 'POST', ...body(v) }),
  get: (id: string) => request<RApplicationDetail>(`${NS}/applications/${encodeURIComponent(id)}`),
  list: (p: { candidate_id?: string; stage?: string }) => {
    const s = new URLSearchParams()
    if (p.candidate_id) s.set('candidate_id', p.candidate_id)
    if (p.stage) s.set('stage', p.stage)
    const qs = s.toString()
    return request<RApplicationList>(`${NS}/applications${qs ? `?${qs}` : ''}`)
  },
  // expected_stage is required. It is the concurrency token, and the database refuses the move unless the
  // application is still where this screen last saw it.
  move: (id: string, v: { expected_stage: string; to_stage: string; reason?: string; disposition_code?: string }) =>
    request<RApplication>(`${NS}/applications/${encodeURIComponent(id)}/stage`, { method: 'POST', ...body(v) }),
  dispositions: () => request<RDispositionCatalog>(`${NS}/dispositions`),
}