Changeset 25 for branches/testa/js/storage.js

Timestamp:

Aug 21, 2019 7:44:47 PM (6 years ago)

Author:

anonymous

Message:

use localstorage to store/restore settings

File:

• branches/testa/js/storage.js (modified) (2 diffs)

branches/testa/js/storage.js

@@ -1 +1 @@
 let _globalStorage = {}
+
+const _items = ["num", "index", "parts"]
+
+function storage_test(){
+    console.log(_items);
+}
+
+function save_info_from_globalx(){
+    save_info_from_globalx_with_items(_items)
+}
+
+function convert_to_array_from_bookmark_mgr(mgr){
+        return {
+            paths: mgr.get_paths(),
+            items: mgr_to_array(mgr),
+            max_display_name_length: mgr.max_display_name_length()
+        }
+}
+
+function save_info_from_globalx_with_items(items){
+    let info = {}
+
+    copy_object( info, Globalx, items )
+    /*  
+        info.num = Globalx.num
+        info.index = Globalx.index
+        info.parts = Globalx.parts
+    */
+    Globalx.parts.map( function (part) {
+        save_info_from_globalx_part(info , part)
+    } )
+
+    save_info_to_local_storage(info)
+}
+function convert_to_plain_object_from_bookmark_mgr(mgr){
+//    console.log( "mgr=" + mgr )
+//    console.log( "mgr.items()=" + mgr.items )
+    const paths = mgr.get_paths()
+    const new_bk_items = paths.map( function( path ){
+        let ret = {
+            path: "",
+            display_name: ""
+        }
+        item = mgr.get(path)
+        if( item != null ){
+            ret.path = path
+            ret.display_name = item.display_name
+        }
+        return ret
+    } )
+
+    return {
+        max_display_name_length: mgr.max_display_name_length,
+        items: new_bk_items
+    }
+}
+
+function save_info_from_globalx_part(info, part){
+    info[part] = {}
+    copy_obj_with_part(info, Globalx, part)
+
+    info[part].bookmark_mgr = convert_to_plain_object_from_bookmark_mgr(Globalx[part].bookmark_mgr)
+}
+
+function copy_obj_with_part(to_obj, from_obj, part){
+/*    const items = ["editor_id", "editor", "textarea_sel" , "menu_id", "bookmark_id", "bookmark_op_id", "item_name", "bookmarks", "bookmark_displayname_max_length", "key_indicate_file", "key", "key_sel", "download_sel", "menu_sel", "bookmark_sel", "bookmark_op_sel", "bookmark_mgr" ]*/
+    const items = ["editor_id", "textarea_sel" , "menu_id", "bookmark_id", "bookmark_op_id", "item_name", "bookmarks", "bookmark_displayname_max_length", "key_sel", "download_sel", "menu_sel", "bookmark_sel", "bookmark_op_sel", "bookmark_mgr" ]
+    const init_value_items = ["editor", "key_indicate_file", "key"]
+
+    if( to_obj[part] === undefined ){
+        to_obj[part] = {}
+    }
+    copy_object( to_obj[part], from_obj[part], items )
+    copy_object( to_obj[part], GlobalxInitValue, init_value_items )
+}
+
+function copy_object( to_obj, from_obj, items ){
+    let x = null
+    items.map( function(item) {
+        x = from_obj[item]
+        to_obj[item] = x
+    } )
+}
+
+function restore_info_to_globalx(){
+    const info = restore_info()
+    if( info === undefined ){
+        console.log("call init_globalx()")
+        init_globalx()
+    }
+    else {
+        console.log("call restore_info_to_globalx_with_items")
+        restore_info_to_globalx_with_items(info, _items)
+    }
+}
+
+function convert_to_bookmark_mgr_from_plain_object(mgr) {
+    let new_mgr = new BookmarkMgr( mgr.max_display_name_length )
+    
+    const bk_items = mgr.items
+    bk_items.map( function(bk_item) {
+        return new_mgr.add( bk_item.path , bk_item.display_name)
+    })
+    return new_mgr
+}
+
+function restore_info_to_globalx_with_items(info, items){
+    
+    copy_object( Globalx, info, items )
+
+    info.parts.map( function (part) {
+        restore_info_to_globalx_part(info , part)
+    } )
+}
+
+function restore_info_to_globalx_part(info , part){
+    info[part].bookmark_mgr = convert_to_bookmark_mgr_from_plain_object(info[part].bookmark_mgr)
+    copy_obj_with_part(Globalx, info, part)
+}
 
 function save_info_to_local_storage(info){
@@ -18 +137 @@
 function get_filelist(num) {
     let num_s = num + ''
-    if( _globalStorage[num_s] === undefined ){
-        oldData = localStorage.getItem(num_s)
+    return restore_from_localstorage(num_s)
+}
+
+
+function restore_info(){
+    const item_name = "info"
+    return restore_from_localstorage(item_name)
+}
+
+function restore_from_localstorage(item_name){
+   if( _globalStorage[item_name] === undefined ){
+        oldData = localStorage.getItem(item_name)
         if( oldData ){
-            _globalStorage[num_s] = JSON.parse(oldData)
+            _globalStorage[item_name] = JSON.parse(oldData)
         }
     }
-    return _globalStorage[num_s]
+    return _globalStorage[item_name]
 }
 
+function reset_info(){
+    let item_name = 'info'
+    reset_localstorage(item_name)
+}
+
+function reset_localstorage(item_name){
+    delete _globalStorage[item_name]
+    localStorage.removeItem(item_name)
+}
+
+function clear_localstorage(){
+    let keys = Object.keys(_globalStorage)
+    keys.map( (v) => { delete _globalStorage[v] } )
+
+    localStorage.clear()
+}