import { sendToUserApi } from '@/request/api/im';

/** 挂号支付后进「复诊用药确认」页时写入，与聊天内打开的 payload 分离 */
export const CLINIC_POST_REGISTER_STORAGE_KEY = '__clinic_post_register_payload';

/**
 * 从 r_info 解析复诊西药列表（与 register.vue 原 sendClinicFollowUpAssistantMessage 一致）
 * @returns {{ registerInfoId: string, drugsPayload: Array<{drug_id:number,name:string,quantity:number,indications?:string,indications_array?:Array}> }}
 */
export function resolveFollowUpDrugsFromRInfo(rInfo) {
  const empty = { registerInfoId: '', drugsPayload: [] };
  if (!rInfo || typeof rInfo !== 'object') return empty;
  const infoId = rInfo.info_id;
  if (!infoId) return empty;
  let drugs = Array.isArray(rInfo.follow_up_drugs) ? rInfo.follow_up_drugs : [];
  if (!drugs.length && rInfo.drug_ids) {
    try {
      const ids = typeof rInfo.drug_ids === 'string' ? JSON.parse(rInfo.drug_ids) : rInfo.drug_ids;
      if (Array.isArray(ids)) {
        drugs = ids.map((id) => ({ drug_id: Number(id), name: '' })).filter((d) => d.drug_id > 0);
      }
    } catch (e) {
      drugs = [];
    }
  }
  if (!drugs.length) return empty;
  const fallbackQty = Math.min(99, Math.max(1, Number(rInfo.follow_up_number || rInfo.number || 1) || 1));
  const drugsPayload = drugs.map((d) => {
    const row = Number(d.quantity ?? d.number);
    const quantity =
      Number.isFinite(row) && row >= 1 ? Math.min(99, row) : fallbackQty;
    // 规范化适用症数组，兼容字符串 indications
    let indicationsArray = Array.isArray(d.indications_array) ? d.indications_array : [];
    if (!indicationsArray.length && d.indications) {
      indicationsArray = String(d.indications)
        .split(',')
        .map((s) => s.trim())
        .filter(Boolean)
        .map((s) => ({ value: s, label: s }));
    }
    return {
      drug_id: Number(d.drug_id || d.id),
      name: d.name || d.drug_name || '药品',
      quantity,
      indications: d.indications || '',
      indications_array: indicationsArray,
    };
  });
  return { registerInfoId: String(infoId), drugsPayload };
}

/**
 * 助理号发送 type11 follow_up_drug 卡片
 * @param {string} answerStatus 'pending' | 'yes' | 'no'
 */
export async function sendFollowUpDrugAssistantMessage({
  roomId,
  doctorId,
  registerId,
  registerInfoId,
  drugsPayload,
  question,
  answerStatus,
  illnessInfo,
  supplement,
  hasVisited,
}) {
  const payload = {
    flow: 'follow_up_drug',
    register_info_id: registerInfoId,
    register_id: registerId,
    drugs: drugsPayload,
    question: question || '您是否曾使用过以上药品？',
    answer_status: answerStatus,
    // 症状摘要给医生聊天侧展示
    illness_info: illnessInfo || '',
    supplement: supplement || '',
    // 是否曾线下就诊（与药店就诊经历字段对齐）
    has_visited: hasVisited != null && hasVisited !== '' ? String(hasVisited) : '',
  };
  await sendToUserApi({
    room_id: roomId,
    sender_user_id: 'doctor_assistant',
    receiver_user_id: `doctor-${doctorId}`,
    message_type: 11,
    message_content: JSON.stringify(payload),
    duration: 0,
  });
}

export function markFollowUpAssistSent(registerId) {
  if (registerId) {
    uni.setStorageSync(`followup_assist_sent_${registerId}`, '1');
  }
}

export function wasFollowUpAssistSent(registerId) {
  return !!(registerId && uni.getStorageSync(`followup_assist_sent_${registerId}`));
}