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Move multiple-get/set logic into individual context stores

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Nick O'Leary
2018-07-23 13:27:43 +01:00
parent ab0fc2ecfa
commit 9f81a591e1
6 changed files with 262 additions and 151 deletions
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57
red/runtime/nodes/context/localfilesystem.js
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@@ -169,7 +169,16 @@ LocalFileSystem.prototype.get = function(scope, key, callback) {
var storagePath = getStoragePath(this.storageBaseDir ,scope);
loadFile(storagePath + ".json").then(function(data){
if(data){
callback(null, util.getMessageProperty(JSON.parse(data),key));
data = JSON.parse(data);
if (!Array.isArray(key)) {
callback(null, util.getMessageProperty(data,key));
} else {
var results = [undefined];
for (var i=0;i<key.length;i++) {
results.push(util.getMessageProperty(data,key[i]))
}
callback.apply(null,results);
}
}else{
callback(null, undefined);
}
@@ -178,35 +187,43 @@ LocalFileSystem.prototype.get = function(scope, key, callback) {
});
};
LocalFileSystem.prototype._set = function(scope, key, value, callback) {
var storagePath = getStoragePath(this.storageBaseDir ,scope);
loadFile(storagePath + ".json").then(function(data){
var obj = data ? JSON.parse(data) : {}
util.setMessageProperty(obj,key,value);
return fs.outputFile(storagePath + ".json", JSON.stringify(obj, undefined, 4), "utf8");
}).then(function(){
if(typeof callback === "function"){
callback(null);
}
}).catch(function(err){
if(typeof callback === "function"){
callback(err);
}
});
}
LocalFileSystem.prototype.set = function(scope, key, value, callback) {
var storagePath = getStoragePath(this.storageBaseDir ,scope);
if (this.cache) {
this.cache.set(scope,key,value,callback);
// With cache enabled, no need to re-read the file prior to writing.
var newContext = this.cache._export()[scope];
var storagePath = getStoragePath(this.storageBaseDir ,scope);
fs.outputFile(storagePath + ".json", JSON.stringify(newContext, undefined, 4), "utf8").catch(function(err) {
});
} else if (callback && typeof callback !== 'function') {
throw new Error("Callback must be a function");
} else {
this._set(scope,key,value,callback);
loadFile(storagePath + ".json").then(function(data){
var obj = data ? JSON.parse(data) : {}
if (!Array.isArray(key)) {
key = [key];
value = [value];
} else if (!Array.isArray(value)) {
// key is an array, but value is not - wrap it as an array
value = [value];
}
for (var i=0;i<key.length;i++) {
var v = null;
if (i<value.length) {
v = value[i];
}
util.setMessageProperty(obj,key[i],v);
}
return fs.outputFile(storagePath + ".json", JSON.stringify(obj, undefined, 4), "utf8");
}).then(function(){
if(typeof callback === "function"){
callback(null);
}
}).catch(function(err){
if(typeof callback === "function"){
callback(err);
}
});
}
};