feat: hub console backend — complete API surface

controllers/booking_assignment_service.go

@@ -0,0 +1,84 @@
+package controllers
+
+import (
+	"encoding/json"
+	"fmt"
+	"time"
+
+	"doormile/constants"
+	"doormile/db"
+	"doormile/internal/notify"
+	"doormile/models"
+	"doormile/utils"
+)
+
+// AssignMilerToBooking is the single source of truth for manually assigning a
+// miler to a pickup booking — shared by the admin console (AdminAssignMiler)
+// and the hub console (HubAssignMiler) so both go through identical DB
+// updates, NATS publish, and FCM notify instead of duplicating the logic.
+func AssignMilerToBooking(bookingID, milerUserID int, assignedByUserID *int) (*models.PickupBooking, error) {
+	tx := db.DB.Begin()
+
+	var booking models.PickupBooking
+	if err := tx.First(&booking, bookingID).Error; err != nil {
+		tx.Rollback()
+		return nil, fmt.Errorf("booking not found")
+	}
+
+	booking.Status = constants.BookingMilerAssigned
+	booking.Assignedmileruserid = &milerUserID
+	booking.Updatedat = time.Now()
+	if err := tx.Save(&booking).Error; err != nil {
+		tx.Rollback()
+		return nil, fmt.Errorf("failed to update booking: %w", err)
+	}
+
+	assignment := models.BookingAssignment{
+		Bookingid:        booking.Bookingid,
+		Mileruserid:      milerUserID,
+		Assignedbyuserid: assignedByUserID,
+		Assignmentstatus: constants.AssignmentAssigned,
+	}
+	if err := tx.Create(&assignment).Error; err != nil {
+		tx.Rollback()
+		return nil, fmt.Errorf("failed to create assignment: %w", err)
+	}
+
+	if err := tx.Model(&models.MilerProfile{}).Where("userid = ?", milerUserID).
+		Update("availabilitystatus", constants.MilerAssigned).Error; err != nil {
+		tx.Rollback()
+		return nil, fmt.Errorf("failed to update miler availability: %w", err)
+	}
+
+	tx.Commit()
+
+	if db.Js != nil {
+		payload := map[string]interface{}{
+			"booking_id": booking.Bookingid,
+			"booking_no": booking.Bookingno,
+			"status":     booking.Status,
+			"miler_id":   milerUserID,
+			"updated_at": time.Now().UnixMilli(),
+		}
+		if data, err := json.Marshal(payload); err == nil {
+			if _, err := db.Js.Publish("api.v1.bookings.update", data); err != nil {
+				utils.Warn("Failed to publish booking.update to NATS", "booking_id", booking.Bookingid, "error", err)
+			}
+		}
+	}
+
+	var miler models.MilerProfile
+	if db.DB.Where("userid = ?", milerUserID).First(&miler).Error == nil && miler.Devicetoken != "" {
+		if err := notify.SendToDevice(
+			miler.Devicetoken,
+			"New Pickup Assigned",
+			"New booking assigned — tap to view details",
+			map[string]string{"booking_id": fmt.Sprintf("%d", booking.Bookingid)},
+		); err != nil {
+			utils.Warn("FCM: failed to notify miler on manual assignment",
+				"miler_id", milerUserID, "booking_id", booking.Bookingid, "error", err)
+		}
+	}
+
+	return &booking, nil
+}