// App-level outline mode adapter for the server-side classroom pipeline.
// The package generator remains responsible for parsing, ids, and normalization;
// this adapter swaps only the prompt used for the existing Interactive Mode.

import type { AICallFn, UserRequirements } from '@openmaic/generation';
import { MAX_PDF_CONTENT_CHARS } from '@/lib/constants/generation';
import { buildPrompt, PROMPT_IDS } from '@/lib/prompts';

export interface ClassroomOutlineModeContext {
  pdfText?: string;
  researchContext?: string;
  teacherContext?: string;
  userProfile?: string;
  availableImages?: string;
  hasSourceImages?: boolean;
  imageGenerationEnabled?: boolean;
  videoGenerationEnabled?: boolean;
}

export function buildInteractiveClassroomOutlinePrompt(
  requirements: UserRequirements,
  context: ClassroomOutlineModeContext = {},
): { system: string; user: string } {
  const imageEnabled = context.imageGenerationEnabled ?? false;
  const videoEnabled = context.videoGenerationEnabled ?? false;
  const prompts = buildPrompt(PROMPT_IDS.INTERACTIVE_OUTLINES, {
    requirement: requirements.requirement,
    pdfContent: context.pdfText ? context.pdfText.substring(0, MAX_PDF_CONTENT_CHARS) : 'None',
    availableImages: context.availableImages || 'No images available',
    researchContext: context.researchContext || 'None',
    hasSourceImages: context.hasSourceImages ?? false,
    imageEnabled,
    videoEnabled,
    mediaEnabled: imageEnabled || videoEnabled,
    teacherContext: context.teacherContext || '',
    userProfile: context.userProfile || '',
  });
  if (!prompts) throw new Error('Interactive outline prompt template not found');
  return prompts;
}

export function applyClassroomOutlineMode(
  baseAiCall: AICallFn,
  requirements: UserRequirements,
  context: ClassroomOutlineModeContext = {},
): AICallFn {
  if (!requirements.interactiveMode) return baseAiCall;
  const prompts = buildInteractiveClassroomOutlinePrompt(requirements, context);
  return (_systemPrompt, _userPrompt, images) => baseAiCall(prompts.system, prompts.user, images);
}