export const GLOBAL_DEPT_USER_TREE_DISPLAY_ITEM = 'global-dept-user-tree-display-item'
export const GLOBAL_SUPER_GRID_SETTING = 'global-super-grid-setting'
export const GLOBAL_COMPONENT_SETTING_LOAD_STATE = 'global-component-setting-load-state'
export const GLOBAL_FORM_SETTING = 'global-form-setting'
export const GLOBAL_WORKFLOW_HISTORY_LIST_SETTING = 'global-workflow-history-list-setting'

export const globalComponentCacheKeyMap = {
  DEPT_USER_TREE: GLOBAL_DEPT_USER_TREE_DISPLAY_ITEM,
  SUPER_GRID: GLOBAL_SUPER_GRID_SETTING,
  FORM: GLOBAL_FORM_SETTING,
  WF_HISTORY_LIST: GLOBAL_WORKFLOW_HISTORY_LIST_SETTING
} as const

export function getCacheKeyByType(type: keyof typeof globalComponentCacheKeyMap) {
  return globalComponentCacheKeyMap[type] ?? type
}

export function getClobalComponentSuperGridSetting() {
  const cacaheSetting = localStorage.getItem(GLOBAL_SUPER_GRID_SETTING)
  if (cacaheSetting) {
    try {
      return JSON.parse(cacaheSetting)
    } catch (error) {
      console.error('Failed to parse global super grid setting from localStorage:', error)
      return null
    }
  }
}

export function removeAllComponentGlobalCache() {
  localStorage.removeItem(GLOBAL_DEPT_USER_TREE_DISPLAY_ITEM)
}

export function getClobalComponentSettingByType(cacheKey: string) {
  const cacaheSetting = localStorage.getItem(cacheKey)
  if (cacaheSetting) {
    try {
      return JSON.parse(cacaheSetting)
    } catch (error) {
      console.error(`Failed to parse global setting from localStorage for key ${cacheKey}:`, error)
      return null
    }
  }
}

/**
 * 获取「文本流转历史列表」的全局组件设置
 * 缓存写入时是 JSON.stringify(settingJson)，而 settingJson 本身也是字符串，所以可能需要解析两次
 */
export function getWorkflowHistoryListSetting(): any {
  let setting: any = getClobalComponentSettingByType(getCacheKeyByType('WF_HISTORY_LIST'))
  if (typeof setting === 'string') {
    try {
      setting = JSON.parse(setting)
    } catch (error) {
      console.error('Failed to parse global workflow history list setting:', error)
      return null
    }
  }
  return setting || null
}