mirror of
https://github.com/oarkflow/mq.git
synced 2025-12-24 13:57:52 +08:00
66 lines
2.6 KiB
Go
66 lines
2.6 KiB
Go
package main
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import (
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"context"
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"encoding/json"
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"fmt"
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"github.com/oarkflow/mq"
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"github.com/oarkflow/mq/dag"
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"github.com/oarkflow/mq/examples/tasks"
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)
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func main() {
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f := dag.NewDAG("Sample DAG", "sample-dag", func(taskID string, result mq.Result) {
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fmt.Printf("Final result for task %s: %s\n", taskID, string(result.Payload))
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}, mq.WithSyncMode(true))
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f.SetNotifyResponse(func(ctx context.Context, result mq.Result) error {
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if f.Notifier != nil {
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f.Notifier.ToRoom("global", "final-message", result)
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}
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return nil
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})
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setup(f)
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err := f.Validate()
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if err != nil {
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panic(err)
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}
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f.Start(context.Background(), ":8082")
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sendData(f)
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}
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func subDAG() *dag.DAG {
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f := dag.NewDAG("Sub DAG", "sub-dag", func(taskID string, result mq.Result) {
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fmt.Printf("Final result for task %s: %s\n", taskID, string(result.Payload))
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}, mq.WithSyncMode(true))
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f.
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AddNode(dag.Function, "Store data", "store:data", &tasks.StoreData{Operation: dag.Operation{Type: "process"}}, true).
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AddNode(dag.Function, "Send SMS", "send:sms", &tasks.SendSms{Operation: dag.Operation{Type: "process"}}).
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AddNode(dag.Function, "Notification", "notification", &tasks.InAppNotification{Operation: dag.Operation{Type: "process"}}).
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AddEdge(dag.Simple, "Store Payload to send sms", "store:data", "send:sms").
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AddEdge(dag.Simple, "Store Payload to notification", "send:sms", "notification")
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return f
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}
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func setup(f *dag.DAG) {
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f.
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AddNode(dag.Function, "Email Delivery", "email:deliver", &tasks.EmailDelivery{Operation: dag.Operation{Type: "process"}}).
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AddNode(dag.Function, "Prepare Email", "prepare:email", &tasks.PrepareEmail{Operation: dag.Operation{Type: "process"}}).
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AddNode(dag.Function, "Get Input", "get:input", &tasks.GetData{Operation: dag.Operation{Type: "input"}}, true).
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AddNode(dag.Function, "Iterator Processor", "loop", &tasks.Loop{Operation: dag.Operation{Type: "loop"}}).
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AddNode(dag.Function, "Condition", "condition", &tasks.Condition{Operation: dag.Operation{Type: "condition"}}).
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AddDAGNode("Persistent", "persistent", subDAG()).
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AddEdge(dag.Simple, "Get input to loop", "get:input", "loop").
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AddEdge(dag.Iterator, "Loop to prepare email", "loop", "prepare:email").
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AddEdge(dag.Simple, "Prepare Email to condition", "prepare:email", "condition").
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AddCondition("condition", map[string]string{"pass": "email:deliver", "fail": "persistent"})
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}
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func sendData(f *dag.DAG) {
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data := []map[string]any{
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{"phone": "+123456789", "email": "abc.xyz@gmail.com"}, {"phone": "+98765412", "email": "xyz.abc@gmail.com"},
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}
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bt, _ := json.Marshal(data)
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result := f.Process(context.Background(), bt)
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fmt.Println(string(result.Payload))
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}
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