Add golangci-lint

.github/workflows/test.yml

@@ -14,5 +14,7 @@ jobs:
       uses: actions/setup-go@v2
       with:
         go-version: ${{ matrix.go-version }}
+    - name: Lint
+      uses: golangci/golangci-lint-action@v2
     - name: Test
       run: go test ./... -v

internal/domain/account.go

@@ -0,0 +1,37 @@
+package domain
+
+import "context"
+
+// Account represents an account we need to periodically check in the notifications worker.
+type Account struct {
+	ID int64
+
+	// Reddit information
+	Username     string
+	AccountID    string
+	AccessToken  string
+	RefreshToken string
+	ExpiresAt    int64
+
+	// Tracking how far behind we are
+	LastMessageID string
+	LastCheckedAt float64
+}
+
+// AccountRepository represents the account's repository contract
+type AccountRepository interface {
+	GetByID(ctx context.Context, id int64) (Account, error)
+	GetByRedditID(ctx context.Context, id string) (Account, error)
+
+	Update(ctx context.Context, ac *Account) error
+	Create(ctx context.Context, ac *Account) error
+	Delete(ctx context.Context, id int64) error
+}
+
+// AccountUsecase represents the account's usecases
+type AccountUsecase interface {
+	GetByID(ctx context.Context, id int64) (Account, error)
+	GetByRedditID(ctx context.Context, id string) (Account, error)
+	CreateOrUpdate(ctx context.Context, ac *Account) error
+	Delete(ctx context.Context, id int64) error
+}