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feat: Add connection

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This commit is contained in:
sujit
2024-10-28 08:38:36 +05:45
parent a41347786c
commit b5ca85a469
4 changed files with 18 additions and 19 deletions
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2
dag/dag.go
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@@ -170,7 +170,7 @@ func (tm *DAG) callbackToConsumer(ctx context.Context, result mq.Result) {
func (tm *DAG) onTaskCallback(ctx context.Context, result mq.Result) mq.Result {
if taskContext, ok := tm.taskContext[result.TaskID]; ok && result.Topic != "" {
return taskContext.handleCallback(ctx, result)
return taskContext.handleNextTask(ctx, result)
}
return mq.Result{}
}

8
dag/task_manager.go
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@@ -75,9 +75,9 @@ func (tm *TaskManager) dispatchFinalResult(ctx context.Context) mq.Result {
func (tm *TaskManager) getConditionalEdges(node *Node, result mq.Result) []Edge {
edges := make([]Edge, len(node.Edges))
copy(edges, node.Edges)
if result.Status != "" {
if result.ConditionStatus != "" {
if conditions, ok := tm.dag.conditions[FromNode(result.Topic)]; ok {
if targetNodeKey, ok := conditions[When(result.Status)]; ok {
if targetNodeKey, ok := conditions[When(result.ConditionStatus)]; ok {
if targetNode, ok := tm.dag.nodes[string(targetNodeKey)]; ok {
edges = append(edges, Edge{From: node, To: []*Node{targetNode}})
}
@@ -91,7 +91,7 @@ func (tm *TaskManager) getConditionalEdges(node *Node, result mq.Result) []Edge
return edges
}
func (tm *TaskManager) handleCallback(ctx context.Context, result mq.Result) mq.Result {
func (tm *TaskManager) handleNextTask(ctx context.Context, result mq.Result) mq.Result {
defer func() {
tm.wg.Done()
mq.RecoverPanic(mq.RecoverTitle)
@@ -207,7 +207,7 @@ func (tm *TaskManager) processNode(ctx context.Context, node *Node, payload json
defer func() {
result.Topic = node.Key
tm.appendResult(result, false)
tm.handleCallback(ctx, result)
tm.handleNextTask(ctx, result)
}()
}
select {

6
examples/tasks/operations.go
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@@ -38,11 +38,11 @@ func (e *Condition) ProcessTask(ctx context.Context, task *mq.Task) mq.Result {
switch email := data["email"].(type) {
case string:
if email == "abc.xyz@gmail.com" {
return mq.Result{Payload: task.Payload, Status: "pass", Ctx: ctx}
return mq.Result{Payload: task.Payload, ConditionStatus: "pass", Ctx: ctx}
}
return mq.Result{Payload: task.Payload, Status: "fail", Ctx: ctx}
return mq.Result{Payload: task.Payload, ConditionStatus: "fail", Ctx: ctx}
default:
return mq.Result{Payload: task.Payload, Status: "fail", Ctx: ctx}
return mq.Result{Payload: task.Payload, ConditionStatus: "fail", Ctx: ctx}
}
}

3
options.go
View File

@@ -20,6 +20,7 @@ type Result struct {
Topic string `json:"topic"`
TaskID string `json:"task_id"`
Status string `json:"status"`
ConditionStatus string `json:"condition_status"`
Ctx context.Context `json:"-"`
Payload json.RawMessage `json:"payload"`
}
@@ -50,8 +51,6 @@ func (r *Result) UnmarshalJSON(data []byte) error {
if err := json.Unmarshal(data, &aux); err != nil {
return err
}
// Restore the error from string to error type
if aux.ErrMsg != "" {
r.Error = errors.New(aux.ErrMsg)
} else {