tsk-44: Record when message was sent (#48)

Closes #44

Reviewed-on: phoenix/textsender-api#48
Co-authored-by: phoenix <kundeng00@pm.me>
Co-committed-by: phoenix <kundeng00@pm.me>

internal/handler/message_event_response.go

@@ -0,0 +1,75 @@
+package handler
+
+import (
+	"net/http"
+	"time"
+
+	"git.kundeng.us/phoenix/textsender-models/tx0/message"
+	"git.kundeng.us/phoenix/textsender-models/tx0/types"
+	"github.com/google/uuid"
+
+	"git.kundeng.us/phoenix/textsender-api/internal/store"
+)
+
+type EventResponseHandler struct {
+	MessageEventResponseStore store.MessageEventResponseStore
+}
+
+func NewEventResponseHandler(str store.MessageEventResponseStore) *EventResponseHandler {
+	return &EventResponseHandler{MessageEventResponseStore: str}
+}
+
+type RecordEventRequest struct {
+	ScheduledMessageEventId uuid.UUID   `json:"scheduled_message_event_id"`
+	Response                types.JSONB `json:"response"`
+	UserId                  uuid.UUID   `json:"user_id"`
+	Sent                    *time.Time  `json:"sent,omitempty"`
+}
+
+type RecordEventResponse struct {
+	Message string                          `json:"message"`
+	Data    []*message.MessageEventResponse `json:"data"`
+}
+
+func (e *EventResponseHandler) RecordResponse(w http.ResponseWriter, r *http.Request) {
+	var req RecordEventRequest
+	if err := ExtractFromRequest(r, &req); err != nil {
+		http.Error(w, "Invalid JSON: "+err.Error(), http.StatusBadRequest)
+	}
+	defer r.Body.Close()
+
+	var statusCode int
+	var rp message.MessageEventResponse
+	var resp RecordEventResponse
+
+	if req.Sent == nil {
+		statusCode = http.StatusBadRequest
+		resp.Message = "Sent time is empty"
+	} else if req.UserId == uuid.Nil {
+		statusCode = http.StatusBadRequest
+		resp.Message = "User Id is empty"
+	} else if len(req.Response) == 0 {
+		statusCode = http.StatusBadRequest
+		resp.Message = "Response is empty"
+	} else if req.ScheduledMessageEventId == uuid.Nil {
+		statusCode = http.StatusBadRequest
+		resp.Message = "Scheduled message event Id is empty"
+	} else {
+		rp.ScheduledMessageEventId = req.ScheduledMessageEventId
+		rp.Response = req.Response
+		rp.UserId = req.UserId
+		rp.Sent = *req.Sent
+
+		ctx := r.Context()
+		if err := e.MessageEventResponseStore.Create(ctx, &rp); err != nil {
+			resp.Message = err.Error()
+			statusCode = http.StatusInternalServerError
+		} else {
+			statusCode = http.StatusCreated
+			resp.Message = "Successful"
+			resp.Data = append(resp.Data, &rp)
+		}
+	}
+
+	RespondWithJSON(w, statusCode, &resp)
+}