55 Zeilen
1.4 KiB
JavaScript
55 Zeilen
1.4 KiB
JavaScript
|
const DRAWING_ITEMS = 'drawingItems'
|
||
|
|
const DRAWING_ITEMS_VERSION = '1.2'
|
||
|
|
const DRAWING_ITEMS_VERSION_KEY = 'DRAWING_ITEMS_VERSION'
|
||
|
|
const DRAWING_ID = 'idGlobal'
|
||
|
|
const TREE_NODE_ID = 'treeNodeId'
|
||
|
|
const FORM_CONF = 'formConf'
|
||
|
|
|
||
|
|
export function getDrawingList() {
|
||
|
|
// 加入缓存版本的概念，保证缓存数据与程序匹配
|
||
|
|
const version = localStorage.getItem(DRAWING_ITEMS_VERSION_KEY)
|
||
|
|
if (version !== DRAWING_ITEMS_VERSION) {
|
||
|
|
localStorage.setItem(DRAWING_ITEMS_VERSION_KEY, DRAWING_ITEMS_VERSION)
|
||
|
|
saveDrawingList([])
|
||
|
|
return null
|
||
|
|
}
|
||
|
|
|
||
|
|
const str = localStorage.getItem(DRAWING_ITEMS)
|
||
|
|
if (str) return JSON.parse(str)
|
||
|
|
return null
|
||
|
|
}
|
||
|
|
|
||
|
|
export function saveDrawingList(list) {
|
||
|
|
localStorage.setItem(DRAWING_ITEMS, JSON.stringify(list))
|
||
|
|
}
|
||
|
|
|
||
|
|
export function getIdGlobal() {
|
||
|
|
const str = localStorage.getItem(DRAWING_ID)
|
||
|
|
if (str) return parseInt(str, 10)
|
||
|
|
return 100
|
||
|
|
}
|
||
|
|
|
||
|
|
export function saveIdGlobal(id) {
|
||
|
|
localStorage.setItem(DRAWING_ID, `${id}`)
|
||
|
|
}
|
||
|
|
|
||
|
|
export function getTreeNodeId() {
|
||
|
|
const str = localStorage.getItem(TREE_NODE_ID)
|
||
|
|
if (str) return parseInt(str, 10)
|
||
|
|
return 100
|
||
|
|
}
|
||
|
|
|
||
|
|
export function saveTreeNodeId(id) {
|
||
|
|
localStorage.setItem(TREE_NODE_ID, `${id}`)
|
||
|
|
}
|
||
|
|
|
||
|
|
export function getFormConf() {
|
||
|
|
const str = localStorage.getItem(FORM_CONF)
|
||
|
|
if (str) return JSON.parse(str)
|
||
|
|
return null
|
||
|
|
}
|
||
|
|
|
||
|
|
export function saveFormConf(obj) {
|
||
|
|
localStorage.setItem(FORM_CONF, JSON.stringify(obj))
|
||
|
|
}
|