/**
 * Curated Sollinha opening-question chips (B191).
 *
 * The catalog is configuration data, not UI: each question is only included
 * when the current AI toolset answers it well for the actor's role. Staff see
 * election/dobradinha/overview questions backed by their tools; leaders get a
 * minimal safe set (meta + links via `buildCampaignLinks`, whose leader
 * allowlist is home/perfil/leaderContacts) — never an election tool, which
 * fails closed for the leader (B180). The communication assessor (C159) gets
 * acervo questions answerable by `findSpeechExcerpts`, her whole toolset.
 */

import type { CampaignRole } from '@/lib/campaignRoles'
import { isStaffCampaignRole } from '@/lib/campaignRoles'

/**
 * A text chip in the chat's quick-question slot (B191 opening catalog, B192
 * follow-ups) — the exact text sent as the user message when picked.
 */
export type SollinhaChatChip = {
  text: string
}

/** Staff (coordinator/advisor/candidate): 4 chips on wide surfaces, 3 on mobile. */
const STAFF_OPENING_QUESTIONS: readonly SollinhaChatChip[] = [
  { text: 'Quem foi o deputado mais votado em Feira de Santana?' },
  { text: 'Quantos votos tivemos em Ilhéus em 2022?' },
  { text: 'Quais dobradinhas temos em Salvador?' },
  { text: 'Como está o município de Vitória da Conquista?' },
]

/** Leader: 3 chips, all answerable by the leader-facing toolset today. */
const LEADER_OPENING_QUESTIONS: readonly SollinhaChatChip[] = [
  { text: 'O que você sabe fazer?' },
  { text: 'Me manda o link dos meus contatos' },
  { text: 'Me manda o link do meu perfil' },
]

/** Communicator (C159): 3 chips, all answerable by `findSpeechExcerpts`. */
const COMMUNICATOR_OPENING_QUESTIONS: readonly SollinhaChatChip[] = [
  { text: 'O que o Solla já falou sobre Farmácia Popular?' },
  { text: 'Me dá uma fala do deputado para um reels sobre saúde.' },
  { text: 'Qual um trecho bom sobre o hospital do subúrbio?' },
]

const MOBILE_LIMIT = 3

/**
 * Opening-question chips for an empty conversation. Staff get the full catalog
 * (capped by viewport), the communication assessor the acervo set, and any
 * other role (leader — and unknown roles as a fail-closed fallback) the safe
 * leader set. Deterministic and client-safe.
 */
export const getSollinhaOpeningQuestions = (
  role: CampaignRole,
  isMobile: boolean,
): readonly SollinhaChatChip[] => {
  const catalog = openingQuestionsForRole(role)
  return isMobile ? catalog.slice(0, MOBILE_LIMIT) : catalog
}

const openingQuestionsForRole = (role: CampaignRole): readonly SollinhaChatChip[] => {
  if (role === 'communicator') return COMMUNICATOR_OPENING_QUESTIONS
  if (isStaffCampaignRole(role)) return STAFF_OPENING_QUESTIONS
  return LEADER_OPENING_QUESTIONS
}