import { hostApiFetch, createHostEventSource, ensureHostApiToken } from './host-api';
import type {
  TeacherAvailability,
  TeacherCheckInInput,
  TeacherCheckInResult,
  TeacherCatalog,
  TeacherDefinition,
  TeacherDiscussionAction,
  TeacherSend,
  TeacherTopic,
  TeacherTopicList,
} from '../../shared/coding-teacher';
export function teacherTopicsPath(projectId: string) {
  return projectId === 'preview'
    ? '/api/coding/teacher-preview/topics'
    : `/api/coding/projects/${encodeURIComponent(projectId)}/agent-topics`;
}
/** Read old locally-generated friend histories without copying or rebinding them. */
export function legacyTopicBase(base: string, legacyFriend: boolean) {
  return legacyFriend ? base.replace(/agent-topics$/, 'friend-topics') : base;
}
export const teacherApi = {
  catalog: () => hostApiFetch<TeacherCatalog>('/api/coding/teacher/teachers'),
  checkIn: (projectId: string, input: TeacherCheckInInput) =>
    hostApiFetch<TeacherCheckInResult>(`/api/coding/projects/${encodeURIComponent(projectId)}/teacher-check-in`, {
      method: 'POST',
      body: JSON.stringify(input),
    }),
  config: () =>
    hostApiFetch<TeacherAvailability & { definition: TeacherDefinition | null }>(
      '/api/coding/teacher/config'
    ),
  preview: (draftRevision: number) =>
    hostApiFetch<{ payload: TeacherDefinition; draft_revision: number }>(
      '/api/coding/teacher-preview?draftRevision=' + draftRevision
    ),
  list: (base: string) => hostApiFetch<TeacherTopicList>(base),
  create: (base: string, draftRevision?: number, sampleContext?: string, teacherVersion?: number) =>
    hostApiFetch<TeacherTopic>(base, {
      method: 'POST',
      body: JSON.stringify({ draftRevision, sampleContext, teacherVersion }),
    }),
  read: (base: string, id: string, select = true) =>
    hostApiFetch<TeacherTopic>(base + '/' + encodeURIComponent(id) + (select ? '' : '?select=false')),
  send: (base: string, id: string, input: TeacherSend) =>
    hostApiFetch<TeacherTopic>(base + '/' + encodeURIComponent(id) + '/messages', {
      method: 'POST',
      body: JSON.stringify(input),
    }),
  updateDiscussion: (base: string, id: string, input: TeacherDiscussionAction) =>
    hostApiFetch<TeacherTopic>(base + '/' + encodeURIComponent(id) + '/discussion', {
      method: 'POST', body: JSON.stringify(input),
    }),
  cancel: (base: string, id: string, requestId: string) =>
    hostApiFetch<TeacherTopic>(
      base +
        '/' +
        encodeURIComponent(id) +
        '/requests/' +
        encodeURIComponent(requestId) +
        '/cancel',
      { method: 'POST' }
    ),
  save: (base: string, id: string) =>
    hostApiFetch<TeacherTopic>(base + '/' + encodeURIComponent(id) + '/save', { method: 'POST' }),
  async events(base: string, id: string) {
    await ensureHostApiToken();
    return createHostEventSource(base + '/' + encodeURIComponent(id) + '/events');
  },
};