/**
 * 各业务模块与审批模板类型的映射（配置化入口）
 *
 * 使用方式：
 * 1. 在业务页引入 ApprovalTemplateBindDialog，传入 moduleKey
 * 2. 或在表单内嵌 ApprovalTemplateFormSection + useApprovalTemplateBinding({ moduleKey })
 *
 * businessType：若后端 TypeEnums 已固定 code，可直接写死 value；否则用 typeLabels 按名称匹配
 */
export const APPROVAL_MODULE_KEYS = {
  REGULAR: "regular",
  TRANSFER: "transfer",
  RESIGN: "resign",
  WORK_HANDOVER: "work_handover",
  LEAVE: "leave",
  OVERTIME: "overtime",
  TRAVEL_REIMBURSE: "travel_reimburse",
  COST_REIMBURSE: "cost_reimburse",
};

/** @type {Record<string, import('./approvalModuleRegistry.js').ApprovalModuleConfig>} */
export const APPROVAL_MODULE_REGISTRY = {
  [APPROVAL_MODULE_KEYS.REGULAR]: {
    label: "转正申请",
    approvalType: "regular",
    typeLabels: ["转正", "转正申请"],
  },
  [APPROVAL_MODULE_KEYS.TRANSFER]: {
    label: "调岗申请",
    approvalType: "transfer",
    typeLabels: ["调岗", "调动", "调岗申请", "调动申请"],
  },
  [APPROVAL_MODULE_KEYS.RESIGN]: {
    label: "离职申请",
    approvalType: "resign",
    typeLabels: ["离职", "离职申请", "离职审批"],
  },
  [APPROVAL_MODULE_KEYS.WORK_HANDOVER]: {
    label: "工作交接",
    approvalType: "work_handover",
    typeLabels: ["工作交接", "交接", "工作交接审批"],
  },
  [APPROVAL_MODULE_KEYS.LEAVE]: {
    label: "请假申请",
    approvalType: "leave",
    typeLabels: ["请假", "请假申请", "请假审批"],
  },
  [APPROVAL_MODULE_KEYS.OVERTIME]: {
    label: "加班申请",
    approvalType: "overtime",
    typeLabels: ["加班", "加班申请", "加班审批"],
  },
  [APPROVAL_MODULE_KEYS.TRAVEL_REIMBURSE]: {
    label: "差旅报销",
    approvalType: "travel_reimburse",
    typeLabels: ["差旅", "差旅报销"],
  },
  [APPROVAL_MODULE_KEYS.COST_REIMBURSE]: {
    label: "费用报销",
    approvalType: "cost_reimburse",
    typeLabels: ["费用", "费用报销"],
  },
};

/**
 * @typedef {object} ApprovalModuleConfig
 * @property {string} label
 * @property {string} [approvalType] 列表样式用
 * @property {string|number} [businessType] 与 TypeEnums value 一致时可写死
 * @property {string[]} [typeLabels] 与 TypeEnums label 模糊匹配
 */

export function getApprovalModuleConfig(moduleKey) {
  if (!moduleKey) return null;
  return APPROVAL_MODULE_REGISTRY[moduleKey] || null;
}

export function listApprovalModuleEntries() {
  return Object.entries(APPROVAL_MODULE_REGISTRY).map(([moduleKey, cfg]) => ({
    moduleKey,
    ...cfg,
  }));
}

/** 从 TypeEnums 选项中解析本模块的 businessType */
export function resolveModuleBusinessType(moduleKey, typeOptions = []) {
  const cfg = getApprovalModuleConfig(moduleKey);
  if (!cfg) return null;
  if (cfg.businessType != null && cfg.businessType !== "") return cfg.businessType;

  const labels = [cfg.label, ...(cfg.typeLabels || [])].filter(Boolean);
  const hit = (typeOptions || []).find((opt) => {
    const optLabel = String(opt?.label || "").trim();
    if (!optLabel) return false;
    return labels.some(
      (l) => optLabel === l || optLabel.includes(l) || l.includes(optLabel)
    );
  });
  if (hit?.value != null && hit.value !== "") return hit.value;

  return cfg.approvalType || null;
}

/** 收集与模块相关的全部 businessType 取值（枚举值 + approvalType），用于模板列表过滤 */
export function getModuleMatchingBusinessTypes(moduleKey, typeOptions = []) {
  const cfg = getApprovalModuleConfig(moduleKey);
  if (!cfg) return [];

  const values = new Set();
  const primary = resolveModuleBusinessType(moduleKey, typeOptions);
  if (primary != null && primary !== "") values.add(primary);
  if (cfg.approvalType) values.add(cfg.approvalType);

  const labels = [cfg.label, ...(cfg.typeLabels || [])].filter(Boolean);
  for (const opt of typeOptions || []) {
    const optLabel = String(opt?.label || "").trim();
    if (!optLabel) continue;
    const matched = labels.some(
      (l) => optLabel === l || optLabel.includes(l) || l.includes(optLabel)
    );
    if (matched && opt.value != null && opt.value !== "") {
      values.add(opt.value);
    }
  }
  return [...values];
}