public async Task <RulesCache> LoadRulesOnStartUp()
{
try
{
ICollection <RulesModuleModel> modules = (await this._repository.GetItemsAsync <RulesModuleModel, RulesModule>(t => t.Application == this._applicationOptions.ApplicationName));
return(modules.Aggregate(new RulesCache(new Dictionary <string, RuleEngine>(), new Dictionary <string, string>()), (cache, module) =>
{
string moduleName = module.Name.ToLowerInvariant();
RuleSet ruleSet = module.DeserializeRuleSetFile();
if (ruleSet == null)
{
throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, Properties.Resources.invalidRulesetFormat, moduleName));
}
cache.RuleEngines.Add(moduleName, new RuleEngine(ruleSet, RulesSerializer.GetValidation(ruleSet)));
using (IResourceReader reader = new ResourceReader(new MemoryStream(module.ResourceSetFile)))
{
reader.OfType <DictionaryEntry>()
.ToList()
.ForEach(entry => cache.ResourceStrings.Add((string)entry.Key, (string)entry.Value));
}
return cache;
}));
}
catch (Exception ex)
{
this._logger.LogError(ex, ex.Message);
return(new RulesCache(new Dictionary <string, RuleEngine>(), new Dictionary <string, string>()));
}
}
public async Task LoadSelectedModules(List <string> modules)
{
if (this._rulesCache == null)
{
throw new InvalidOperationException(Properties.Resources.rulesCacheCannotBeNull);
}
if (modules.Count < 1)
{
return;
}
List <string> queryItems = modules.Select(item => string.Concat(item, PIPE, this._applicationOptions.ApplicationName)).ToList();
ICollection <RulesModuleModel> rulesModules = (await this._repository.GetItemsAsync <RulesModuleModel, RulesModule>(item => queryItems.Contains(item.NamePlusApplication)));
this._rulesCache = rulesModules.Aggregate(this._rulesCache, (cache, next) =>
{
string moduleName = next.Name.ToLowerInvariant();
lock (cache)
{
RuleSet ruleSet = next.DeserializeRuleSetFile();
if (ruleSet == null)
{
throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, Properties.Resources.invalidRulesetFormat, moduleName));
}
if (cache.RuleEngines.ContainsKey(moduleName))
{
cache.RuleEngines[moduleName] = new RuleEngine(ruleSet, RulesSerializer.GetValidation(ruleSet));
}
else
{
cache.RuleEngines.Add(moduleName, new RuleEngine(ruleSet, RulesSerializer.GetValidation(ruleSet)));
}
using (IResourceReader reader = new ResourceReader(new MemoryStream(next.ResourceSetFile)))
{
reader.OfType <DictionaryEntry>()
.ToList()
.ForEach(entry =>
{
string resourceKey = (string)entry.Key;
if (cache.ResourceStrings.ContainsKey(resourceKey))
{
cache.ResourceStrings[resourceKey] = (string)entry.Value;
}
else
{
cache.ResourceStrings.Add(resourceKey, (string)entry.Value);
}
});
}
}
return(cache);
});
}
