initial

app/routers/take.go

@@ -0,0 +1,42 @@
+package routers
+
+import (
+	"encoding/json"
+	"net/http"
+	tasks "queues-go/app/storage/mongo/collections"
+)
+
+type TaskResponse struct {
+	Id      string      `json:"id"`
+	Attempt int         `json:"attempt"`
+	Payload interface{} `json:"payload"`
+}
+
+type TakeResponse struct {
+	Task *TaskResponse `json:"task"`
+}
+
+func Take(w http.ResponseWriter, r *http.Request) {
+	queue := r.Header.Get("queue")
+	task, err := tasks.Take(queue)
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+	var response TakeResponse
+	if task == nil {
+		response.Task = nil
+	} else {
+		response.Task = &TaskResponse{
+			Id:      task.Id.Hex(),
+			Attempt: task.Attempts,
+			Payload: task.Payload,
+		}
+	}
+	data, err := json.Marshal(response)
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+	w.Write(data)
+}