Apply fmt

cmd/server/main.go

@@ -55,7 +55,7 @@ func main() {
 
 	// Create server configuration
 	serverConfig := &server.Config{
-		Address:  cfg.Server.Address,
+		Address: cfg.Server.Address,
 		Timeouts: server.TimeoutConfig{
 			Read:       cfg.Server.Timeouts.Read,
 			Write:      cfg.Server.Timeouts.Write,

internal/application/application_test.go

@@ -32,9 +32,9 @@ func TestWisdomApplication_HandleMessage_UnsupportedType(t *testing.T) {
 
 	ctx := context.Background()
 	msg := &protocol.Message{
-		Type:           protocol.MessageType(0xFF), // Invalid type
+		Type:          protocol.MessageType(0xFF), // Invalid type
-		PayloadLength:  0,
+		PayloadLength: 0,
-		PayloadStream:  nil,
+		PayloadStream: nil,
 	}
 
 	response, err := app.HandleMessage(ctx, msg)
@@ -64,9 +64,9 @@ func TestWisdomApplication_HandleChallengeRequest_Success(t *testing.T) {
 
 	ctx := context.Background()
 	msg := &protocol.Message{
-		Type:           protocol.ChallengeRequestType,
+		Type:          protocol.ChallengeRequestType,
-		PayloadLength:  0,
+		PayloadLength: 0,
-		PayloadStream:  nil,
+		PayloadStream: nil,
 	}
 
 	response, err := app.HandleMessage(ctx, msg)
@@ -89,9 +89,9 @@ func TestWisdomApplication_HandleChallengeRequest_ServiceError(t *testing.T) {
 
 	ctx := context.Background()
 	msg := &protocol.Message{
-		Type:           protocol.ChallengeRequestType,
+		Type:          protocol.ChallengeRequestType,
-		PayloadLength:  0,
+		PayloadLength: 0,
-		PayloadStream:  nil,
+		PayloadStream: nil,
 	}
 
 	response, err := app.HandleMessage(ctx, msg)
@@ -138,9 +138,9 @@ func TestWisdomApplication_HandleSolutionRequest_Success(t *testing.T) {
 
 	ctx := context.Background()
 	msg := &protocol.Message{
-		Type:           protocol.SolutionRequestType,
+		Type:          protocol.SolutionRequestType,
-		PayloadLength:  uint32(len(payloadJSON)),
+		PayloadLength: uint32(len(payloadJSON)),
-		PayloadStream:  bytes.NewReader(payloadJSON),
+		PayloadStream: bytes.NewReader(payloadJSON),
 	}
 
 	response, err := app.HandleMessage(ctx, msg)
@@ -161,9 +161,9 @@ func TestWisdomApplication_HandleSolutionRequest_InvalidJSON(t *testing.T) {
 	invalidJSON := []byte("invalid json")
 	ctx := context.Background()
 	msg := &protocol.Message{
-		Type:           protocol.SolutionRequestType,
+		Type:          protocol.SolutionRequestType,
-		PayloadLength:  uint32(len(invalidJSON)),
+		PayloadLength: uint32(len(invalidJSON)),
-		PayloadStream:  bytes.NewReader(invalidJSON),
+		PayloadStream: bytes.NewReader(invalidJSON),
 	}
 
 	response, err := app.HandleMessage(ctx, msg)
@@ -205,9 +205,9 @@ func TestWisdomApplication_HandleSolutionRequest_VerificationFailed(t *testing.T
 
 	ctx := context.Background()
 	msg := &protocol.Message{
-		Type:           protocol.SolutionRequestType,
+		Type:          protocol.SolutionRequestType,
-		PayloadLength:  uint32(len(payloadJSON)),
+		PayloadLength: uint32(len(payloadJSON)),
-		PayloadStream:  bytes.NewReader(payloadJSON),
+		PayloadStream: bytes.NewReader(payloadJSON),
 	}
 
 	response, err := app.HandleMessage(ctx, msg)
@@ -250,9 +250,9 @@ func TestWisdomApplication_HandleSolutionRequest_QuoteServiceError(t *testing.T)
 
 	ctx := context.Background()
 	msg := &protocol.Message{
-		Type:           protocol.SolutionRequestType,
+		Type:          protocol.SolutionRequestType,
-		PayloadLength:  uint32(len(payloadJSON)),
+		PayloadLength: uint32(len(payloadJSON)),
-		PayloadStream:  bytes.NewReader(payloadJSON),
+		PayloadStream: bytes.NewReader(payloadJSON),
 	}
 
 	response, err := app.HandleMessage(ctx, msg)
@@ -279,9 +279,9 @@ func TestWisdomApplication_HandleMessage_ContextCancellation(t *testing.T) {
 	mockService.On("GenerateChallenge", mock.Anything, "quotes").Return(nil, context.Canceled)
 
 	msg := &protocol.Message{
-		Type:           protocol.ChallengeRequestType,
+		Type:          protocol.ChallengeRequestType,
-		PayloadLength:  0,
+		PayloadLength: 0,
-		PayloadStream:  nil,
+		PayloadStream: nil,
 	}
 
 	response, err := app.HandleMessage(ctx, msg)

internal/config/config.go

@@ -7,16 +7,16 @@ import (
 )
 
 type Config struct {
-	Server ServerConfig `yaml:"server"`
+	Server  ServerConfig  `yaml:"server"`
-	PoW    PoWConfig    `yaml:"pow"`
+	PoW     PoWConfig     `yaml:"pow"`
-	Quotes QuotesConfig `yaml:"quotes"`
+	Quotes  QuotesConfig  `yaml:"quotes"`
 	Metrics MetricsConfig `yaml:"metrics"`
 	Logging LoggingConfig `yaml:"logging"`
 }
 
 type ServerConfig struct {
-	Address    string          `yaml:"address" env:"SERVER_ADDRESS" env-default:":8080"`
+	Address  string        `yaml:"address" env:"SERVER_ADDRESS" env-default:":8080"`
-	Timeouts   TimeoutConfig   `yaml:"timeouts"`
+	Timeouts TimeoutConfig `yaml:"timeouts"`
 }
 
 type TimeoutConfig struct {
@@ -26,10 +26,10 @@ type TimeoutConfig struct {
 }
 
 type PoWConfig struct {
-	Difficulty    int    `yaml:"difficulty" env:"POW_DIFFICULTY" env-default:"4"`
+	Difficulty    int           `yaml:"difficulty" env:"POW_DIFFICULTY" env-default:"4"`
-	MaxDifficulty int    `yaml:"max_difficulty" env:"POW_MAX_DIFFICULTY" env-default:"10"`
+	MaxDifficulty int           `yaml:"max_difficulty" env:"POW_MAX_DIFFICULTY" env-default:"10"`
 	TTL           time.Duration `yaml:"ttl" env:"POW_TTL" env-default:"5m"`
-	HMACSecret    string `yaml:"hmac_secret" env:"POW_HMAC_SECRET" env-default:"development-secret-change-in-production"`
+	HMACSecret    string        `yaml:"hmac_secret" env:"POW_HMAC_SECRET" env-default:"development-secret-change-in-production"`
 }
 
 type QuotesConfig struct {

internal/pow/challenge/types.go

@@ -68,8 +68,8 @@ func (c *Challenge) VerifySolution(nonce uint64) bool {
 
 // hasLeadingZeroBits checks if hash has the required number of leading zero bits
 func hasLeadingZeroBits(hash []byte, difficulty int) bool {
-	full := difficulty >> 3        // number of whole zero bytes
+	full := difficulty >> 3     // number of whole zero bytes
-	rem  := uint(difficulty & 7)   // remaining leading zero bits
+	rem := uint(difficulty & 7) // remaining leading zero bits
 
 	for i := range full {
 		if hash[i] != 0 {

internal/protocol/constants.go

@@ -4,8 +4,8 @@ package protocol
 type MessageType byte
 
 const (
-	ChallengeRequestType  MessageType = 0x01
+	ChallengeRequestType MessageType = 0x01
-	SolutionRequestType   MessageType = 0x03
+	SolutionRequestType  MessageType = 0x03
 	// Response types (for responses.go)
 	ChallengeResponseType MessageType = 0x02
 	QuoteResponseType     MessageType = 0x04
@@ -14,14 +14,14 @@ const (
 
 // Error codes as defined in protocol specification
 const (
-	ErrMalformedMessage    = "MALFORMED_MESSAGE"
+	ErrMalformedMessage   = "MALFORMED_MESSAGE"
-	ErrInvalidChallenge    = "INVALID_CHALLENGE"
+	ErrInvalidChallenge   = "INVALID_CHALLENGE"
-	ErrInvalidSolution     = "INVALID_SOLUTION"
+	ErrInvalidSolution    = "INVALID_SOLUTION"
-	ErrExpiredChallenge    = "EXPIRED_CHALLENGE"
+	ErrExpiredChallenge   = "EXPIRED_CHALLENGE"
-	ErrRateLimited         = "RATE_LIMITED"
+	ErrRateLimited        = "RATE_LIMITED"
-	ErrServerError         = "SERVER_ERROR"
+	ErrServerError        = "SERVER_ERROR"
-	ErrTooManyConnections  = "TOO_MANY_CONNECTIONS"
+	ErrTooManyConnections = "TOO_MANY_CONNECTIONS"
-	ErrDifficultyTooHigh   = "DIFFICULTY_TOO_HIGH"
+	ErrDifficultyTooHigh  = "DIFFICULTY_TOO_HIGH"
 )
 
 // Protocol constants

internal/protocol/message_decoder.go

@@ -43,8 +43,8 @@ func (d *MessageDecoder) Decode(r io.Reader) (*Message, error) {
 	}
 
 	return &Message{
-		Type:           msgType,
+		Type:          msgType,
-		PayloadLength:  payloadLength,
+		PayloadLength: payloadLength,
-		PayloadStream:  payloadStream,
+		PayloadStream: payloadStream,
 	}, nil
 }

internal/protocol/message_decoder_test.go

@@ -13,11 +13,11 @@ func TestMessageDecoder_Decode_Header(t *testing.T) {
 	decoder := NewMessageDecoder()
 
 	tests := []struct {
-		name           string
+		name       string
-		data           []byte
+		data       []byte
-		wantType       MessageType
+		wantType   MessageType
-		wantLength     uint32
+		wantLength uint32
-		wantErr        string
+		wantErr    string
 	}{
 		{
 			name:       "challenge request with empty payload",

internal/protocol/requests.go

@@ -7,7 +7,6 @@ import (
 	"hash-of-wisdom/internal/pow/challenge"
 )
 
-
 // ChallengeRequest is empty (no payload for challenge requests)
 type ChallengeRequest struct{}
 

internal/protocol/responses.go

@@ -8,7 +8,6 @@ import (
 	"hash-of-wisdom/internal/quotes"
 )
 
-
 // ChallengeResponse represents a challenge response
 type ChallengeResponse struct {
 	Challenge *challenge.Challenge

internal/protocol/roundtrip_test.go

@@ -113,7 +113,6 @@ func TestChallengeRequest_EmptyPayload(t *testing.T) {
 	require.NoError(t, err)
 }
 
-
 func TestPayloadStream_LimitedRead(t *testing.T) {
 	decoder := NewMessageDecoder()
 

internal/protocol/types.go

@@ -4,7 +4,7 @@ import "io"
 
 // Message represents a protocol message with type and payload stream
 type Message struct {
-	Type           MessageType
+	Type          MessageType
-	PayloadLength  uint32
+	PayloadLength uint32
-	PayloadStream  io.Reader
+	PayloadStream io.Reader
 }

internal/server/tcp.go

@@ -30,7 +30,6 @@ type TCPServer struct {
 // Option is a functional option for configuring TCPServer
 type option func(*TCPServer)
 
-
 // WithLogger sets a custom logger
 func WithLogger(logger *slog.Logger) option {
 	return func(s *TCPServer) {
@@ -54,7 +53,6 @@ func NewTCPServer(wisdomService *service.WisdomService, config *Config, opts ...
 	return server
 }
 
-
 // Start starts the TCP server
 func (s *TCPServer) Start(ctx context.Context) error {
 	listener, err := net.Listen("tcp", s.config.Address)

internal/service/wisdom.go

@@ -9,11 +9,11 @@ import (
 )
 
 var (
-	ErrResourceRequired   = errors.New("resource is required")
+	ErrResourceRequired    = errors.New("resource is required")
 	ErrUnsupportedResource = errors.New("unsupported resource")
-	ErrSolutionRequired   = errors.New("solution is required")
+	ErrSolutionRequired    = errors.New("solution is required")
-	ErrInvalidChallenge   = errors.New("invalid challenge")
+	ErrInvalidChallenge    = errors.New("invalid challenge")
-	ErrInvalidSolution    = errors.New("invalid proof of work solution")
+	ErrInvalidSolution     = errors.New("invalid proof of work solution")
 )
 
 type ChallengeGenerator interface {

internal/service/wisdom_test.go

@@ -70,15 +70,15 @@ func TestWisdomService_GenerateChallenge(t *testing.T) {
 
 func TestWisdomService_VerifySolution(t *testing.T) {
 	tests := []struct {
-		name     string
+		name       string
-		solution *challenge.Solution
+		solution   *challenge.Solution
-		wantErr  error
+		wantErr    error
 		setupMocks func(*mocks.MockChallengeVerifier)
 	}{
 		{
-			name:     "nil solution",
+			name:       "nil solution",
-			solution: nil,
+			solution:   nil,
-			wantErr:  ErrSolutionRequired,
+			wantErr:    ErrSolutionRequired,
 			setupMocks: func(mv *mocks.MockChallengeVerifier) {},
 		},
 		{
@@ -93,17 +93,17 @@ func TestWisdomService_VerifySolution(t *testing.T) {
 			},
 		},
 		{
-			name: "invalid solution",
+			name:     "invalid solution",
 			solution: createInvalidSolution(t),
-			wantErr: ErrInvalidSolution,
+			wantErr:  ErrInvalidSolution,
 			setupMocks: func(mv *mocks.MockChallengeVerifier) {
 				mv.EXPECT().VerifyChallenge(mock.Anything).Return(nil).Once()
 			},
 		},
 		{
-			name: "valid solution",
+			name:     "valid solution",
 			solution: createValidSolution(t),
-			wantErr: nil,
+			wantErr:  nil,
 			setupMocks: func(mv *mocks.MockChallengeVerifier) {
 				mv.EXPECT().VerifyChallenge(mock.Anything).Return(nil).Once()
 			},

internal/service/workflow_test.go

@@ -284,8 +284,8 @@ func TestWisdomService_InvalidSolutions(t *testing.T) {
 
 func TestWisdomService_UnsuccessfulFlows(t *testing.T) {
 	tests := []struct {
-		name       string
+		name           string
-		difficulty int
+		difficulty     int
 		createSolution func(*challenge.Challenge, *challenge.Solution) *challenge.Solution
 	}{
 		{

test/integration/slowloris_test.go

@@ -14,7 +14,7 @@ import (
 func TestSlowlorisProtection_SlowReader(t *testing.T) {
 	// Setup server with very short read timeout for testing
 	serverConfig := &server.Config{
-		Address:  ":0",
+		Address: ":0",
 		Timeouts: server.TimeoutConfig{
 			Read:       100 * time.Millisecond,
 			Write:      5 * time.Second,
@@ -47,11 +47,10 @@ func TestSlowlorisProtection_SlowReader(t *testing.T) {
 	assert.Error(t, err, "Connection should be closed due to slow reading")
 }
 
-
 func TestSlowlorisProtection_SlowConnectionTimeout(t *testing.T) {
 	// Setup server with very short connection timeout for testing
 	serverConfig := &server.Config{
-		Address:  ":0",
+		Address: ":0",
 		Timeouts: server.TimeoutConfig{
 			Read:       5 * time.Second,
 			Write:      5 * time.Second,
@@ -80,7 +79,7 @@ func TestSlowlorisProtection_SlowConnectionTimeout(t *testing.T) {
 func TestSlowlorisProtection_MultipleSlowClients(t *testing.T) {
 	// Setup server with short timeouts
 	serverConfig := &server.Config{
-		Address:  ":0",
+		Address: ":0",
 		Timeouts: server.TimeoutConfig{
 			Read:       1 * time.Second,
 			Write:      1 * time.Second,

test/integration/timeout_test.go

@@ -15,7 +15,7 @@ import (
 func TestTCPServer_TimeoutProtection_SlowReader(t *testing.T) {
 	// Setup server with very short read timeout for testing
 	serverConfig := &server.Config{
-		Address:  ":0",
+		Address: ":0",
 		Timeouts: server.TimeoutConfig{
 			Read:       500 * time.Millisecond,
 			Write:      5 * time.Second,
@@ -50,7 +50,7 @@ func TestTCPServer_TimeoutProtection_SlowReader(t *testing.T) {
 func TestTCPServer_TimeoutProtection_ConnectionTimeout(t *testing.T) {
 	// Setup server with very short connection timeout
 	serverConfig := &server.Config{
-		Address:  ":0",
+		Address: ":0",
 		Timeouts: server.TimeoutConfig{
 			Read:       5 * time.Second,
 			Write:      5 * time.Second,
@@ -99,7 +99,7 @@ func TestTCPServer_NormalOperation_WithinTimeouts(t *testing.T) {
 
 func TestTCPServer_MultipleConnections_IndependentTimeouts(t *testing.T) {
 	serverConfig := &server.Config{
-		Address:  ":0",
+		Address: ":0",
 		Timeouts: server.TimeoutConfig{
 			Read:       1 * time.Second,
 			Write:      5 * time.Second,
@@ -148,7 +148,7 @@ func TestTCPServer_MultipleConnections_IndependentTimeouts(t *testing.T) {
 // Helper function to create test server with default config
 func setupTestServer(t *testing.T) *server.TCPServer {
 	serverConfig := &server.Config{
-		Address:  ":0",
+		Address: ":0",
 		Timeouts: server.TimeoutConfig{
 			Read:       5 * time.Second,
 			Write:      5 * time.Second,