public static void FromOperationResultAddUpdateValue(this ProcessingRulEngStore newState, JToken result,
Guid destEntId)
{
// Create/Update a Value using destEnt.EntityId and result
var detail = result;
var value = newState.Values.FirstOrDefault(o => o.EntityId == destEntId);
if (value != null)
{
if (detail != null)
{
value.Detail = detail;
}
value.LastChanged = DateTime.UtcNow;
// TODO: Confirm the existing entity is updated
}
else
{
value = new Value
{
EntityId = destEntId,
Detail = detail,
LastChanged = DateTime.UtcNow
};
newState.Values.Add(value);
}
}
/// <summary>
/// Perform all HasMeaningfulValue and Not HasMeaningfulValue Rules
/// </summary>
/// <param name="newState"></param>
/// <param name="prescription"></param>
/// <returns></returns>
public static ProcessingRulEngStore AllHasMeaningfulValue(this ProcessingRulEngStore newState, ProcessHasMeaningfulValueRule prescription)
{
if (prescription == null)
{
return(newState);
}
var actionDate = DateTime.UtcNow;
// First identify the potentially relevant Entities
var entities = newState.Values.Select(v => (IEntity)v).ToList();
// Get all the rules to process
var rulesToProcessList = newState.Rules.RulesToProcess(RuleType.HasMeaningfulValue, entities);
foreach (var ruleToProcess in rulesToProcessList)
{
var refValue = newState.Values.FirstOrDefault(v => v.EntityId == ruleToProcess.ReferenceValues.EntityIds[0].EntityId);
//var entitiesToAdd = ruleToProcess.ReferenceValues.Except(entities).ToList();
var newRuleResult = new RuleResult
{
RuleId = ruleToProcess.RuleId,
LastChanged = actionDate,
Detail = refValue.HasMeaningfulValue()
};
newState.RuleResults.Add(newRuleResult);
ruleToProcess.LastExecuted = actionDate;
}
return(newState);
}
public static void FromOperationResultAddUpdateOperation(this ProcessingRulEngStore newState, JToken result,
Guid destEntId)
{
// Create/Update an Operation using destEnt.EntityId and result
var operationType = result["OperationType"];
var ruleResultId = result["RuleResultId"];
var operationTemplate = result["OperationTemplate"];
var operands = result["Operands"];
var opType = operationType?.ToObject <OperationType>() ?? OperationType.Unknown;
var rlResId = ruleResultId?.ToObject <Guid>() ?? Guid.Empty;
var opTempl = operationTemplate == null ? string.Empty : operationTemplate.ToString().Trim();
var oprndArray = operands == null
? ImmutableArray <OperandKey> .Empty
: ImmutableArray.Create(operands.ToObject <OperandKey[]>());
if (ruleResultId == null || string.IsNullOrWhiteSpace(opTempl) || operands == null)
{
opType = OperationType.Error;
}
var operation = newState.Operations.FirstOrDefault(o => o.EntityId == destEntId);
if (operation != null)
{
if (operationType != null)
{
operation.OperationType = opType;
}
if (ruleResultId != null)
{
operation.RuleResultId = rlResId;
}
if (operationTemplate != null)
{
operation.OperationTemplate = opTempl;
}
if (operands != null)
{
operation.Operands = oprndArray;
}
operation.LastChanged = DateTime.UtcNow;
// TODO: Confirm the existing entity is updated
}
else
{
operation = new Operation
{
EntityId = destEntId,
OperationType = opType,
RuleResultId = rlResId,
OperationTemplate = opTempl,
Operands = oprndArray,
LastChanged = DateTime.UtcNow
};
newState.Operations.Add(operation);
}
}
public static T GetEntityFromValue <T>(this ProcessingRulEngStore newState, OperandKey entity) where T : IEntity
{
var newEntity = default(T);
var refValueId = entity.SourceEntityIds.FirstOrDefault();
if (refValueId != null)
{
newEntity = ((JProperty)newState.Values.FirstOrDefault(v => v.ValueId == refValueId).Detail).ToObject <T>();
}
newEntity.EntityId = entity.EntityId;
return(newEntity);
}
public static void FromOperationResultAddUpdateRequest(this ProcessingRulEngStore newState, JToken result,
Guid destEntId)
{
// Create/Update a Request using destEnt.EntityId and result
var valueType = result["ValueType"];
var ruleResultId = result["RuleResultId"];
var query = result["Query"];
var vlType = valueType?.ToObject <JTokenType>() ?? JTokenType.None;
var rlResId = ruleResultId?.ToObject <Guid>() ?? Guid.Empty;
var qry = query?.ToObject <IObjectGraphType>();
if (ruleResultId == null || qry == null)
{
vlType = JTokenType.Undefined;
}
var request = newState.Requests.FirstOrDefault(o => o.EntityId == destEntId);
if (request != null)
{
if (valueType != null)
{
request.ValueType = vlType;
}
if (ruleResultId != null)
{
request.RuleResultId = rlResId;
}
if (query != null)
{
request.Query = qry;
}
request.LastChanged = DateTime.UtcNow;
// TODO: Confirm the existing entity is updated
}
else
{
request = new Request
{
EntityId = destEntId,
ValueType = vlType,
Query = qry,
RuleResultId = rlResId,
LastChanged = DateTime.UtcNow
};
newState.Requests.Add(request);
}
}
public static void FromOperationResultAddUpdateRule(this ProcessingRulEngStore newState, JToken result, Guid destEntId)
{
// Create/Update a rule using destEnt.EntityId and result
var ruleType = result["RuleType"];
var negateResult = result["NegateResult"];
var referenceValues = result["ReferenceValues"];
var rlType = ruleType?.ToObject <RuleType>() ?? RuleType.Unknown;
var refValArray = referenceValues?.ToObject <IRulePrescription>();
if (refValArray == null)
{
rlType = RuleType.Error;
}
var rule = newState.Rules.FirstOrDefault(r => r.EntityId == destEntId);
if (rule != null)
{
if (negateResult != null)
{
rule.NegateResult = (bool)negateResult;
}
if (ruleType != null)
{
rule.RuleType = rlType;
}
if (referenceValues != null)
{
rule.ReferenceValues = refValArray;
}
rule.LastChanged = DateTime.UtcNow;
// TODO: Confirm the existing entity is updated
}
else
{
rule = new Rule
{
EntityId = destEntId,
NegateResult = negateResult != null && (bool)negateResult,
RuleType = rlType,
ReferenceValues = refValArray,
LastChanged = DateTime.UtcNow
};
newState.Rules.Add(rule);
}
}
public static Operation FromSearchOperationAddUpdateOperation(this ProcessingRulEngStore newState, IEntity sourceEnt, List <string> entTags, OperationType opType, string operationTemplate, Guid destEntId)
{
// Create/Update an operation using destEnt.EntityId and result
var ruleResultId = sourceEnt.EntityId;
var opTempl = string.IsNullOrWhiteSpace(operationTemplate) ? string.Empty : operationTemplate.Trim();
entTags = (entTags == null || entTags.Count == 0) ? sourceEnt.EntTags : entTags;
var refValArray = sourceEnt.RulePrescription <RuleUnary>();
var operation = newState.Operations.FirstOrDefault(r => r.EntityId == destEntId);
if (operation != null)
{
operation.OperationId = destEntId;
operation.OperationType = opType;
operation.RuleResultId = ruleResultId;
operation.OperationTemplate = opTempl;
operation.EntTags = entTags;
//operation.ReferenceValues = refValArray;
operation.LastChanged = DateTime.UtcNow;
// TODO: Confirm the existing entity is updated
}
else
{
operation = new Operation
{
OperationId = destEntId,
OperationType = opType,
RuleResultId = ruleResultId,
OperationTemplate = opTempl,
EntTags = entTags,
// Operands = oprndArray,
LastChanged = DateTime.UtcNow
};
newState.Operations.Add(operation);
}
return(operation);
}
public static Rule FromSearchOperationAddUpdateExistsRule(this ProcessingRulEngStore newState, IEntity sourceEnt, List <string> entTags, Guid destEntId)
{
// Create/Update a rule using destEnt.EntityId and result
const RuleType rlType = RuleType.Exists;
entTags = (entTags == null || entTags.Count == 0) ? sourceEnt.EntTags : entTags;
var refValArray = sourceEnt.RulePrescription <RuleUnary>();
var ruleName = $"Test for existence of {sourceEnt.EntType.ToString()} {(TypeKey)sourceEnt}";
var rule = newState.Rules.FirstOrDefault(r => r.EntityId == destEntId);
if (rule != null)
{
rule.RuleName = ruleName;
rule.NegateResult = false;
rule.RuleType = rlType;
rule.EntTags = entTags;
rule.ReferenceValues = refValArray;
rule.LastChanged = DateTime.UtcNow;
// TODO: Confirm the existing entity is updated
}
else
{
rule = new Rule
{
EntityId = destEntId,
RuleName = ruleName,
NegateResult = false,
RuleType = rlType,
EntTags = entTags,
ReferenceValues = refValArray,
LastChanged = DateTime.UtcNow
};
newState.Rules.Add(rule);
}
return(rule);
}
private static ProcessingRulEngStore AllOperations(this ProcessingRulEngStore newState, RulEngStore previousState, IOpReqProcessing prescription)
{
// First identify RuleResults that have just been processed successfully
var ruleResultIds = newState.RuleResults
.Where(v => v.Detail)
.Select(v => v.RuleResultId)
.ToList();
var opType = prescription is OperationMxProcessing
? OperationType.CreateUpdate
: prescription is OperationDxProcessing
? OperationType.Delete
: prescription is OperationSxProcessing
? OperationType.Search
: OperationType.Unknown; // When the prescription is for requests
// Find all relevant operations/requests for the identified rule results and then filter down by execution date
var possibleOps = newState.Operations
.Where(a => ruleResultIds.Contains(a.RuleResultId) && a.OperationType == opType).ToList();
var operationprescriptionsToProcessList = (
from op in possibleOps
let rr = newState.RuleResults.First(r => r.RuleResultId == op.RuleResultId)
where rr.LastChanged > op.LastExecuted
select op)
.ToList();
var requestprescriptionsToProcessList = (
from rq in newState.Requests.Where(a => ruleResultIds.Contains(a.RuleResultId))
let rr = newState.RuleResults.First(r => r.RuleResultId == rq.RuleResultId)
where rr.LastChanged > rq.LastExecuted
select rq)
.ToList();
// Restrict the Operation/Request Prescriptions to process to those that are guaranteed not to fail
// Select those for which there is no conflict
var destinationEntities = new List <TypeKey>();
foreach (var opPre in operationprescriptionsToProcessList)
{
destinationEntities.AddRange(opPre.Operands.Select(o => (TypeKey)o));
}
foreach (var rqPre in requestprescriptionsToProcessList)
{
destinationEntities.Add(rqPre);
}
var groupedDestinations = destinationEntities
.GroupBy(de => new EntMatch {
EntityId = de.EntityId, EntType = de.EntType
})
.Select(grp => new { grp.Key, Count = grp.Count() })
.ToList();
//var conflictDestinations = groupedDestinations
// .Where(grp => grp.Count > 1)
// .Select(grp => new TypeKey { EntityId = grp.Key.EntityId, EntTags = grp.Key.EntTags, EntType = grp.Key.EntType })
// .ToList();
var acceptableDestinations = groupedDestinations
.Where(grp => grp.Count == 1)
.Select(grp => grp.Key)
.ToList();
if (prescription is OperationMxProcessing)
{
newState = OperationMxProcessing(newState, previousState, ruleResultIds, operationprescriptionsToProcessList, acceptableDestinations);
}
if (prescription is OperationDxProcessing)
{
newState = OperationDxProcessing(newState, ruleResultIds, operationprescriptionsToProcessList, acceptableDestinations);
}
if (prescription is OperationSxProcessing)
{
newState = OperationSxProcessing(newState, previousState, ruleResultIds, operationprescriptionsToProcessList, acceptableDestinations);
}
return(newState);
}
private static ProcessingRulEngStore OperationSxProcessing(this ProcessingRulEngStore newState, RulEngStore previousState,
List <Guid> ruleResultIds, List <Operation> operationprescriptionsToProcessList,
List <EntMatch> acceptableDestinations)
{
// Get all of the sources from the previous state
var acceptableSourceIds = new List <Guid>();
//foreach (var opPresProc in operationprescriptionsToProcessList)
//{
// var opPresOperands = opPresProc.Operands;
// var matchFound = false;
// foreach (var opo in opPresOperands)
// {
// if (!acceptableDestinations
// .Any(ad => ad.EntType == opo.EntType && (ad.EntityId == opo.EntityId || opo.EntityId == Guid.Empty)))
// {
// continue;
// }
// matchFound = true;
// break;
// }
// if (!matchFound)
// {
// continue;
// }
// acceptableSourceIds.AddRange(opPresOperands.SelectMany(oo => oo.SourceValueIds));
//}
//var acceptableSources = previousState.Values
// .Where(v => acceptableSourceIds.Contains(v.EntityId))
// .ToList();
var e = new Engine();
foreach (var ruleResultIdToProcess in ruleResultIds)
{
// Get all of the operations relevant to the Rule
var relevantOps = operationprescriptionsToProcessList
.Where(o => o.RuleResultId == ruleResultIdToProcess)
.ToList();
if (!relevantOps.Any())
{
// TODO: confirm if we should be doing this if there was nothing relevant to process
//newState.RuleResults.RemoveWhere(r => r.RuleResultId == ruleResultIdToProcess);
continue;
}
// Process the acceptable
foreach (var relevantOp in relevantOps)
{
// Note: A Search operation does not specify an output destination as it does not 'know' in advance how many results will be found
// However, it may specify a reduced set of Ids to search through.
// These will be provided in the SourceValueIds field of each relevantOp.Operand
// var firstEnt = new EntMatch
// {
// EntityId = relevantOp.Operands[0].EntityId,
// EntType = relevantOp.Operands[0].EntType
// };
// if (!acceptableDestinations.Any(ad =>
// ad.EntType == firstEnt.EntType && ad.EntityId == firstEnt.EntityId))
// {
// continue;
// }
// var destEntsToProcess = relevantOp.Operands
// .Select(de => new
// {
// de.EntityId,
// EntType = Convert.ToInt32(de.EntType),
// sourceValues = de.SourceValueIds
// .Select(sv => JObject.Parse($"{{\"Id\":\"{sv}\",\"Value\":{acceptableSources.FirstOrDefault(a => a.EntityId == sv)?.Detail.ToString(Formatting.None)}}}"))
// .ToArray()
// })
// .ToList();
switch (relevantOp.Operands[0].SourceEntType)
{
case EntityType.Rule:
e.SetValue("source", JsonConvert.SerializeObject(previousState.Rules.ToArray()));
break;
case EntityType.RuleResult:
e.SetValue("source", JsonConvert.SerializeObject(previousState.RuleResults.ToArray()));
break;
case EntityType.Operation:
e.SetValue("source", JsonConvert.SerializeObject(previousState.Operations.ToArray()));
break;
case EntityType.Request:
e.SetValue("source", JsonConvert.SerializeObject(previousState.Requests.ToArray()));
break;
case EntityType.Value:
e.SetValue("source", JsonConvert.SerializeObject(previousState.Values.ToArray()));
break;
}
// The result must be a list of guids for the entities that met the search criteria
var result = e
.Execute(relevantOp.OperationTemplate)
.GetCompletionValue();
var sourceGuids = result.ToString()
.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries)
.Select(Guid.Parse)
.ToList();
for (var ix = 0; ix < sourceGuids.Count; ix++)
{
var sourceEnt = new TypeKey
{
EntityId = sourceGuids[ix],
EntType = relevantOp.Operands[0].SourceEntType,
EntTags = relevantOp.EntTags
} as IEntity;
switch (relevantOp.Operands[0].EntType)
{
case EntityType.Rule:
// Create/Update a rule using destEnt.EntityId and result
var rl = newState.FromSearchOperationAddUpdateExistsRule(sourceEnt, relevantOp.EntTags, GuidHelpers.NewTimeUuid());
var rr = new RuleResult(rl);
newState.RuleResults.Add(rr);
break;
case EntityType.Operation:
// Create/Update an Operation using destEnt.EntityId and result
var op = newState.FromSearchOperationAddUpdateOperation(sourceEnt, relevantOp.EntTags, OperationType.Delete, "", GuidHelpers.NewTimeUuid());
//var rr = new RuleResult(rl);
//newState.RuleResults.Add(rr);
//newState.FromOperationResultAddUpdateOperation(result, destEnt.EntityId);
break;
//case EntityType.Request:
// // Create/Update a Request using destEnt.EntityId and result
// newState.FromOperationResultAddUpdateRequest(result, destEnt.EntityId);
// break;
//case EntityType.Value:
// // Create/Update a Value using destEnt.EntityId and result
// newState.FromOperationResultAddUpdateValue(result, destEnt.EntityId);
// break;
// }
}
//var values = new List<string>();
//for (var i = 0; i < a.GetLength(); i++)
//{
// values.Add(a.Get(i.ToString()).AsString());
//}
//return values;
Console.WriteLine(JsonConvert.SerializeObject(result));
// foreach (var destEnt in destEntsToProcess)
// {
// var sourceVals = destEnt.sourceValues;
// var isSubstOk = true;
// foreach (Match match in regexToken.Matches(jTempl))
// {
// var token = match.Groups["Token"].Value;
// var indexOk = int.TryParse(match.Groups["Index"].Value, out var index);
// if (!indexOk)
// {
// break;
// }
// if (sourceVals.Length < index)
// {
// isSubstOk = false;
// break;
// }
// jCode = jCode.Replace(token, sourceVals[index]["Value"].ToString(Formatting.None));
// }
// if (!isSubstOk)
// {
// Console.WriteLine(jCode);
// continue;
// }
// JToken result = null;
// if (jCode.StartsWith("{"))
// {
// result = JObject.FromObject(e.Execute(jCode).GetCompletionValue().ToObject());
// }
// if (jCode.StartsWith("["))
// {
// result = JArray.FromObject(e.Execute(jCode).GetCompletionValue().ToObject());
// }
// //Console.WriteLine(result);
// switch ((EntityType)destEnt.EntType)
// {
// case EntityType.Rule:
// // Create/Update a rule using destEnt.EntityId and result
// newState.FromOperationResultAddUpdateRule(result, destEnt.EntityId);
// break;
// case EntityType.Operation:
// // Create/Update an Operation using destEnt.EntityId and result
// newState.FromOperationResultAddUpdateOperation(result, destEnt.EntityId);
// break;
// case EntityType.Request:
// // Create/Update a Request using destEnt.EntityId and result
// newState.FromOperationResultAddUpdateRequest(result, destEnt.EntityId);
// break;
// case EntityType.Value:
// // Create/Update a Value using destEnt.EntityId and result
// newState.FromOperationResultAddUpdateValue(result, destEnt.EntityId);
// break;
// }
// // Mark the operation as Executed
// var actionDate = DateTime.UtcNow;
// // Mark this Rule as executed
// relevantOp.LastExecuted = actionDate;
// }
}
// newState.RuleResults.RemoveWhere(r => r.RuleResultId == ruleResultIdToProcess);
}
}
return(newState);
}
private static ProcessingRulEngStore OperationDxProcessing(this ProcessingRulEngStore newState,
List <Guid> ruleResultIds, List <Operation> operationprescriptionsToProcessList,
List <EntMatch> acceptableDestinations)
{
foreach (var ruleResultIdToProcess in ruleResultIds)
{
// Get all of the operations relevant to the Rule
var relevantOps = operationprescriptionsToProcessList
.Where(o => o.RuleResultId == ruleResultIdToProcess)
.ToList();
if (!relevantOps.Any())
{
// TODO: confirm if we should be doing this if there was nothing relevant to process
//newState.RuleResults.RemoveWhere(r => r.RuleResultId == ruleResultIdToProcess);
continue;
}
// Process the acceptable
foreach (var relevantOp in relevantOps)
{
var firstEnt = new EntMatch
{
EntityId = relevantOp.Operands[0].EntityId,
EntType = relevantOp.Operands[0].EntType
};
if (!acceptableDestinations.Any(ad =>
ad.EntType == firstEnt.EntType && ad.EntityId == firstEnt.EntityId))
{
continue;
}
//Console.WriteLine(result);
switch (firstEnt.EntType)
{
case EntityType.Rule:
var removeRl = newState.Rules.FirstOrDefault(r => r.RuleId == firstEnt.EntityId);
var removeRr = newState.RuleResults.FirstOrDefault(r => r.RuleId == firstEnt.EntityId);
var rrId = removeRr.RuleResultId;
newState.Rules.Remove(removeRl);
newState.RuleResults.Remove(removeRr);
// The directly dependent Operations and Requests are now orphaned
// They should be deleted, they will never execute again
var removeOp = newState.Operations.Where(o => o.RuleResultId == rrId);
var removeRq = newState.Requests.Where(r => r.RuleResultId == rrId);
foreach (var op in removeOp)
{
newState.Operations.Remove(op);
}
foreach (var rq in removeRq)
{
newState.Requests.Remove(rq);
}
break;
case EntityType.Operation:
newState.Operations.RemoveWhere(r => r.OperationId == firstEnt.EntityId);
break;
case EntityType.Request:
newState.Requests.RemoveWhere(r => r.RequestId == firstEnt.EntityId);
break;
case EntityType.Value:
var removeVal = newState.Values.FirstOrDefault(v => v.ValueId == firstEnt.EntityId);
newState.Values.Remove(removeVal);
break;
}
// Mark the operation as Executed
var actionDate = DateTime.UtcNow;
// Mark this Rule as executed
relevantOp.LastExecuted = actionDate;
}
// newState.RuleResults.RemoveWhere(r => r.RuleResultId == ruleResultIdToProcess);
}
return(newState);
}
private static ProcessingRulEngStore OperationMxProcessing(this ProcessingRulEngStore newState, RulEngStore previousState,
List <Guid> ruleResultIds, List <Operation> operationprescriptionsToProcessList,
List <EntMatch> acceptableDestinations)
{
// Get all of the sources from the previous state
var acceptableSourceIds = new List <Guid>();
foreach (var opPresProc in operationprescriptionsToProcessList)
{
var opPresOperands = opPresProc.Operands;
var matchFound = false;
foreach (var opo in opPresOperands)
{
if (!acceptableDestinations
.Any(ad => ad.EntType == opo.EntType && ad.EntityId == opo.EntityId))
{
continue;
}
matchFound = true;
break;
}
if (!matchFound)
{
continue;
}
acceptableSourceIds.AddRange(opPresOperands.SelectMany(oo => oo.SourceEntityIds));
}
var acceptableSources = previousState.Values
.Where(v => acceptableSourceIds.Contains(v.EntityId))
.ToList();
var e = new Engine();
var regexToken = new Regex(@".*?(?<Token>\$\{(?<Index>\d+)\}).*?");
foreach (var ruleResultIdToProcess in ruleResultIds)
{
// Get all of the operations relevant to the Rule
var relevantOps = operationprescriptionsToProcessList
.Where(o => o.RuleResultId == ruleResultIdToProcess)
.ToList();
if (!relevantOps.Any())
{
// TODO: confirm if we should be doing this if there was nothing relevant to process
//newState.RuleResults.RemoveWhere(r => r.RuleResultId == ruleResultIdToProcess);
continue;
}
// Process the acceptable
foreach (var relevantOp in relevantOps)
{
// Ensure the first entity in the operation is an acceptable destination
EntMatch firstEnt = relevantOp.Operands[0];
if (!acceptableDestinations.Any(ad =>
ad.EntType == firstEnt.EntType && ad.EntityId == firstEnt.EntityId))
{
continue;
}
var destEntsToProcess = relevantOp.Operands
.Select(de => new
{
de.EntityId,
EntType = Convert.ToInt32(de.EntType),
sourceValues = de.SourceEntityIds
.Select(sv => JObject.Parse($"{{\"Id\":\"{sv}\",\"Value\":{acceptableSources.FirstOrDefault(a => a.EntityId == sv)?.Detail.ToString(Formatting.None)}}}"))
.ToArray()
})
.ToList();
var jTempl = relevantOp.OperationTemplate;
var jCode = jTempl;
foreach (var destEnt in destEntsToProcess)
{
var sourceVals = destEnt.sourceValues;
var isSubstOk = true;
foreach (Match match in regexToken.Matches(jTempl))
{
var token = match.Groups["Token"].Value;
var indexOk = int.TryParse(match.Groups["Index"].Value, out var index);
if (!indexOk)
{
break;
}
if (sourceVals.Length < index)
{
isSubstOk = false;
break;
}
jCode = jCode.Replace(token, sourceVals[index]["Value"].ToString(Formatting.None));
}
if (!isSubstOk)
{
Console.WriteLine(jCode);
continue;
}
JToken result = null;
if (jCode.StartsWith("{"))
{
result = JObject.FromObject(e.Execute(jCode).GetCompletionValue().ToObject());
}
if (jCode.StartsWith("["))
{
result = JArray.FromObject(e.Execute(jCode).GetCompletionValue().ToObject());
}
//Console.WriteLine(result);
switch ((EntityType)destEnt.EntType)
{
case EntityType.Rule:
// Create/Update a rule using destEnt.EntityId and result
newState.FromOperationResultAddUpdateRule(result, destEnt.EntityId);
break;
case EntityType.Operation:
// Create/Update an Operation using destEnt.EntityId and result
newState.FromOperationResultAddUpdateOperation(result, destEnt.EntityId);
break;
case EntityType.Request:
// Create/Update a Request using destEnt.EntityId and result
newState.FromOperationResultAddUpdateRequest(result, destEnt.EntityId);
break;
case EntityType.Value:
// Create/Update a Value using destEnt.EntityId and result
newState.FromOperationResultAddUpdateValue(result, destEnt.EntityId);
break;
}
// Mark the operation as Executed
var actionDate = DateTime.UtcNow;
// Mark this Rule as executed
relevantOp.LastExecuted = actionDate;
}
}
// newState.RuleResults.RemoveWhere(r => r.RuleResultId == ruleResultIdToProcess);
}
return(newState);
}
/// <summary>
/// Perform all Compare Rules
/// </summary>
/// <param name="newState"></param>
/// <param name="prescription"></param>
/// <param name="ruleType"></param>
/// <returns></returns>
public static ProcessingRulEngStore AllCompare(this ProcessingRulEngStore newState, IRuleValueProcessing prescription, RuleType ruleType)
{
if (prescription == null)
{
return(newState);
}
var minEntitiesRequired = prescription.Entities.MinEntitiesRequired;
if (prescription.Entities.EntityIds.Count < minEntitiesRequired)
{
return(newState);
}
var compareRuleTypes = new [] { RuleType.LessThan, RuleType.Equal, RuleType.GreaterThan, RuleType.RegularExpression };
if (!compareRuleTypes.Contains(ruleType))
{
throw new ArgumentOutOfRangeException(nameof(ruleType), $"{nameof(ruleType)} must be a comparison RuleType");
}
var actionDate = DateTime.UtcNow;
// First get the potentially relevant entities (Values only) in a cleaned form
var ruleResultId = prescription.Entities.RuleResultId;
var ruleResultEntitySet = new {
RuleResultId = ruleResultId,
Entities = new List <Value>(),
EntityIds = prescription.Entities.EntityIds
.Where(ve => ve.EntType == EntityType.Value)
.Select(ve => ve.EntityId)
.ToList()
};
ruleResultEntitySet.Entities
.AddRange(newState.Values.Where(v => ruleResultEntitySet.EntityIds.Contains(v.EntityId)));
var entities = ruleResultEntitySet.Entities
.Select(v => (IEntity)v)
.ToList();
// Get the corresponding Rules
var rulesToProcessList = newState.Rules.RulesToProcess(ruleType, entities);
var presEntities = ruleResultEntitySet.Entities.ToArray();
var ruleToProcess = rulesToProcessList
.SingleOrDefault(r => r.ReferenceValues.RuleResultId == ruleResultId);
RuleResult newRuleResult = null;
switch (ruleType)
{
case RuleType.LessThan:
newRuleResult = ruleToProcess.LessThanTest(presEntities, ruleResultEntitySet.RuleResultId, actionDate);
break;
case RuleType.Equal:
newRuleResult = ruleToProcess.EqualTest(presEntities, ruleResultEntitySet.RuleResultId, actionDate);
break;
case RuleType.GreaterThan:
newRuleResult = ruleToProcess.GreaterThanTest(presEntities, ruleResultEntitySet.RuleResultId, actionDate);
break;
case RuleType.RegularExpression:
newRuleResult = ruleToProcess.RegexTest(presEntities, ruleResultEntitySet.RuleResultId, actionDate);
break;
}
if (newRuleResult != null)
{
newState.RuleResults.Add(newRuleResult);
}
return(newState);
}
/// <summary>
/// Perform all Collection Rules
/// </summary>
/// <param name="newState"></param>
/// <param name="prescription"></param>
/// <param name="ruleType"></param>
/// <returns></returns>
public static ProcessingRulEngStore AllCollection(this ProcessingRulEngStore newState, IRuleRuleResultProcessing prescription, RuleType ruleType)
{
if (prescription == null)
{
return(newState);
}
var collectionRuleTypes = new[] { RuleType.And, RuleType.Or, RuleType.Xor };
if (!collectionRuleTypes.Contains(ruleType))
{
throw new ArgumentOutOfRangeException(nameof(ruleType), $"{nameof(ruleType)} must be a collection RuleType");
}
var minEntitiesRequired = prescription.Entities.MinEntitiesRequired;
if (prescription.Entities.EntityIds.Count < minEntitiesRequired)
{
return(newState);
}
var actionDate = DateTime.UtcNow;
// First get the potentially relevant entities in a cleaned form
var ruleResultId = prescription.Entities.RuleResultId;
var ruleResultEntitySet = new {
RuleResultId = ruleResultId,
Entities = new List <RuleResult>(),
EntityIds = prescription.Entities.EntityIds
.Where(ve => ve.EntType == EntityType.RuleResult)
.Select(ve => ve.EntityId)
};
ruleResultEntitySet.Entities
.AddRange(newState.RuleResults.Where(v => ruleResultEntitySet.EntityIds.Contains(v.EntityId)));
var entities = ruleResultEntitySet.Entities
.Distinct()
.Select(v => (IEntity)v)
.ToList();
// Get the corresponding Rules
var rulesToProcess = newState.Rules.RulesToProcess(ruleType, entities);
var presEntities = ruleResultEntitySet.Entities.ToArray();
var ruleToProcess = rulesToProcess
.SingleOrDefault(r => r.ReferenceValues.RuleResultId == ruleResultId);
RuleResult newRuleResult = null;
switch (ruleType)
{
case RuleType.And:
newRuleResult = ruleToProcess.AndTest(presEntities, ruleResultEntitySet.RuleResultId, actionDate);
break;
case RuleType.Or:
newRuleResult = ruleToProcess.OrTest(presEntities, ruleResultEntitySet.RuleResultId, actionDate);
break;
case RuleType.Xor:
newRuleResult = ruleToProcess.XorTest(presEntities, ruleResultEntitySet.RuleResultId, actionDate);
break;
}
if (newRuleResult == null)
{
return(newState);
}
// Get the Ids of all existing Rule Results that correspond to the Rule being processed
var relRuleResultIds = newState.RuleResults
.Where(rr => rr.RuleResultId == ruleToProcess.ReferenceValues.RuleResultId)
.Select(rr => rr.RuleResultId)
.ToList();
if (!relRuleResultIds.Any())
{
// An unusual circumstance, no pre-existing RuleResult
newState.RuleResults.Add(newRuleResult);
}
else
{
// Normal circumstances, we'd expect only one RuleResult
foreach (var rrId in relRuleResultIds)
{
var relevantRuleResult = newState.RuleResults.Single(rr => rr.RuleResultId == rrId);
relevantRuleResult.LastChanged = actionDate;
relevantRuleResult.Detail = newRuleResult.Detail;
}
}
return(newState);
}
/// <summary>
/// Perform all Exists and Not Exists Rules
/// </summary>
/// <param name="newState"></param>
/// <param name="prescription"></param>
/// <returns></returns>
public static ProcessingRulEngStore AllExists(this ProcessingRulEngStore newState, ProcessExistsRule prescription)
{
if (prescription == null)
{
return(newState);
}
var actionDate = DateTime.UtcNow;
// First identify the potentially relevant entities
var entities = newState.Rules.Select(r => (IEntity)r).ToList();
entities.AddRange(newState.Values.Select(v => (IEntity)v));
entities.AddRange(newState.Operations.Select(o => (IEntity)o));
entities.AddRange(newState.Requests.Select(rq => (IEntity)rq));
// Get the corresponding Rules
var rulesToProcess = newState.Rules.RulesToProcess(RuleType.Exists, entities);
foreach (var ruleToProcess in rulesToProcess)
{
// Get the Ids of all existing Rule Results that correspond to the Rule being processed
var relRuleResultIds = newState.RuleResults
.Where(rr => rr.RuleResultId == ruleToProcess.ReferenceValues.RuleResultId)
.Select(rr => rr.RuleResultId)
.ToList();
if (!relRuleResultIds.Any())
{
// An unusual circumstance, no pre-existing RuleResult
// Create a new RuleResult using the provided ID
// We are here because the result is true, so we write the opposite of NegateResult as the correct output
var newRuleResult = new RuleResult
{
RuleId = ruleToProcess.RuleId,
LastChanged = actionDate,
Detail = !ruleToProcess.NegateResult
};
newState.RuleResults.Add(newRuleResult);
}
else
{
// Normal circumstances, we'd expect only one RuleResult
foreach (var rrId in relRuleResultIds)
{
var relevantRuleResult = newState.RuleResults.Single(rr => rr.RuleResultId == rrId);
relevantRuleResult.LastChanged = actionDate;
relevantRuleResult.Detail = !ruleToProcess.NegateResult;
}
}
// Mark this Rule as executed
ruleToProcess.LastExecuted = actionDate;
}
// Mark the entities within this prescription as dispensed
// TODO: determine the relevance of this
foreach (var entId in prescription.Entities.EntityIds)
{
entId.LastChanged = actionDate;
}
return(newState);
}
