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Use the callback instead of Promise in context API

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and remove unnecessary functions
This commit is contained in:
HirokiUchikawa
2018-06-22 17:11:54 +09:00
parent fd67d08402
commit f2fa26fb07
6 changed files with 449 additions and 497 deletions
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43
red/runtime/nodes/context/localfilesystem.js
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@@ -86,43 +86,52 @@ LocalFileSystem.prototype.close = function(){
return Promise.resolve();
}
LocalFileSystem.prototype.get = function(scope, key) {
LocalFileSystem.prototype.get = function(scope, key, callback) {
if(typeof callback !== "function"){
throw new Error("Callback must be a function");
}
var storagePath = getStoragePath(this.storageBaseDir ,scope);
return loadFile(storagePath + ".json").then(function(data){
loadFile(storagePath + ".json").then(function(data){
if(data){
return util.getMessageProperty(JSON.parse(data),key);
callback(null, util.getMessageProperty(JSON.parse(data),key));
}else{
return undefined
callback(null, undefined);
}
}).catch(function(err){
return Promise.reject(err);
callback(err);
});
};
LocalFileSystem.prototype.set =function(scope, key, value) {
LocalFileSystem.prototype.set =function(scope, key, value, callback) {
var storagePath = getStoragePath(this.storageBaseDir ,scope);
return loadFile(storagePath + ".json").then(function(data){
loadFile(storagePath + ".json").then(function(data){
var obj = data ? JSON.parse(data) : {}
util.setMessageProperty(obj,key,value);
return obj;
}).then(function(obj){
var str = JSON.stringify(obj, undefined, 4);
return fs.outputFile(storagePath + ".json", str, {encoding:"utf8",flag:"w+"});
return fs.outputFile(storagePath + ".json", JSON.stringify(obj, undefined, 4), "utf8");
}).then(function(){
if(typeof callback === "function"){
callback(null);
}
}).catch(function(err){
return Promise.reject(err);
if(typeof callback === "function"){
callback(err);
}
});
};
LocalFileSystem.prototype.keys = function(scope){
LocalFileSystem.prototype.keys = function(scope, callback){
if(typeof callback !== "function"){
throw new Error("Callback must be a function");
}
var storagePath = getStoragePath(this.storageBaseDir ,scope);
return loadFile(storagePath + ".json").then(function(data){
loadFile(storagePath + ".json").then(function(data){
if(data){
return Object.keys(JSON.parse(data));
callback(null, Object.keys(JSON.parse(data)));
}else{
return []
callback(null, []);
}
}).catch(function(err){
return Promise.reject(err);
callback(err);
});
};