create device database manager

databases/cow.go

@@ -14,8 +14,8 @@ const cowName = "cows"
 type CowDatabase interface {
 	FindOne(ctx context.Context, filter interface{}) (*models.Cow, error)
 	Find(ctx context.Context, filter interface{}) ([]models.Cow, error)
-	InsertOne(ctx context.Context, filter interface{}) (mongoInsertOneResult, error)
-	UpdateOne(ctx context.Context, filter, document interface{}) (mongoUpdateResult, error)
+	InsertOne(ctx context.Context, document interface{}) (*mongoInsertOneResult, error)
+	UpdateOne(ctx context.Context, filter, document interface{}) (*mongoUpdateResult, error)
 }
 
 type cowDatabase struct {
@@ -48,18 +48,18 @@ func (c *cowDatabase) Find(ctx context.Context, filter interface{}) ([]models.Co
 }
 
 // Returns the result (document id) and error
-func (c *cowDatabase) InsertOne(ctx context.Context, document interface{}) (mongoInsertOneResult, error) {
+func (c *cowDatabase) InsertOne(ctx context.Context, document interface{}) (*mongoInsertOneResult, error) {
 	result, err := c.db.Collection(cowName).InsertOne(ctx, document)
 	if err != nil {
-		return mongoInsertOneResult{}, err
+		return nil, err
 	}
-	return result, nil
+	return &result, nil
 }
 
-func (c *cowDatabase) UpdateOne(ctx context.Context, filter, update interface{}) (mongoUpdateResult, error) {
+func (c *cowDatabase) UpdateOne(ctx context.Context, filter, update interface{}) (*mongoUpdateResult, error) {
 	result, err := c.db.Collection(cowName).UpdateOne(ctx, filter, update)
 	if err != nil {
-		return mongoUpdateResult{}, err
+		return nil, err
 	}
-	return result, nil
+	return &result, nil
 }

databases/device.go

@@ -0,0 +1,64 @@
+package databases
+
+// go generate: mockery --name DeviceDatabase
+
+import (
+	"context"
+
+	"github.com/SowinskiBraeden/SulliCartShare/models"
+)
+
+const deviceName = "devices"
+
+// DeviceDatabase contains the methods to use with the cow database
+type DeviceDatabase interface {
+	FindOne(ctx context.Context, filter interface{}) (*models.Device, error)
+	Find(ctx context.Context, filter interface{}) ([]models.Device, error)
+	InsertOne(ctx context.Context, document interface{}) (*mongoInsertOneResult, error)
+	UpdateOne(ctx context.Context, filter, document interface{}) (*mongoUpdateResult, error)
+}
+
+type deviceDatabase struct {
+	db DatabaseHelper
+}
+
+// NewDeviceDatabase initializes a new instance of a device database with the provided db connection
+func NewDeviceDatabase(db DatabaseHelper) DeviceDatabase {
+	return &deviceDatabase{
+		db: db,
+	}
+}
+
+func (d *deviceDatabase) FindOne(ctx context.Context, filter interface{}) (*models.Device, error) {
+	device := &models.Device{}
+	err := d.db.Collection(deviceName).FindOne(ctx, filter).Decode(&device)
+	if err != nil {
+		return nil, err
+	}
+	return device, nil
+}
+
+func (d *deviceDatabase) Find(ctx context.Context, filter interface{}) ([]models.Device, error) {
+	var devices []models.Device
+	err := d.db.Collection(deviceName).FindOne(ctx, filter).Decode(&devices)
+	if err != nil {
+		return nil, err
+	}
+	return devices, nil
+}
+
+func (d *deviceDatabase) InsertOne(ctx context.Context, document interface{}) (*mongoInsertOneResult, error) {
+	result, err := d.db.Collection(deviceName).InsertOne(ctx, document)
+	if err != nil {
+		return nil, err
+	}
+	return &result, nil
+}
+
+func (d *deviceDatabase) UpdateOne(ctx context.Context, filter, update interface{}) (*mongoUpdateResult, error) {
+	result, err := d.db.Collection(deviceName).UpdateOne(ctx, filter, update)
+	if err != nil {
+		return nil, err
+	}
+	return &result, nil
+}