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Refactor Client struct to improve organization and clarity
Rearranged and grouped struct fields more logically within Client. Introduced the dialContextFunc and fallbackPort fields to enhance connection flexibility. Minor code style adjustments were also made for better readability.
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parent
23c71d608f
commit
2084526c77
1 changed files with 25 additions and 19 deletions
44
client.go
44
client.go
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@ -88,13 +88,15 @@ type DialContextFunc func(ctx context.Context, network, address string) (net.Con
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// Client is the SMTP client struct
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type Client struct {
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mutex sync.RWMutex
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// connection is the net.Conn that the smtp.Client is based on
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connection net.Conn
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// Timeout for the SMTP server connection
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connTimeout time.Duration
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// dialContextFunc is a custom DialContext function to dial target SMTP server
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dialContextFunc DialContextFunc
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// dsn indicates that we want to use DSN for the Client
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dsn bool
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@ -104,11 +106,9 @@ type Client struct {
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// dsnrntype defines the DSNRcptNotifyOption in case DSN is enabled
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dsnrntype []string
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// isEncrypted indicates if a Client connection is encrypted or not
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isEncrypted bool
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// noNoop indicates the Noop is to be skipped
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noNoop bool
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// fallbackPort is used as an alternative port number in case the primary port is unavailable or
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// fails to bind.
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fallbackPort int
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// HELO/EHLO string for the greeting the target SMTP server
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helo string
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@ -116,12 +116,24 @@ type Client struct {
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// Hostname of the target SMTP server to connect to
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host string
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// isEncrypted indicates if a Client connection is encrypted or not
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isEncrypted bool
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// logger is a logger that implements the log.Logger interface
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logger log.Logger
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// mutex is used to synchronize access to shared resources, ensuring that only one goroutine can
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// modify them at a time.
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mutex sync.RWMutex
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// noNoop indicates the Noop is to be skipped
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noNoop bool
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// pass is the corresponding SMTP AUTH password
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pass string
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// Port of the SMTP server to connect to
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port int
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fallbackPort int
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// port specifies the network port number on which the server listens for incoming connections.
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port int
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// smtpAuth is a pointer to smtp.Auth
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smtpAuth smtp.Auth
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@ -132,26 +144,20 @@ type Client struct {
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// smtpClient is the smtp.Client that is set up when using the Dial*() methods
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smtpClient *smtp.Client
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// Use SSL for the connection
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useSSL bool
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// tlspolicy sets the client to use the provided TLSPolicy for the STARTTLS protocol
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tlspolicy TLSPolicy
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// tlsconfig represents the tls.Config setting for the STARTTLS connection
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tlsconfig *tls.Config
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// user is the SMTP AUTH username
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user string
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// useDebugLog enables the debug logging on the SMTP client
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useDebugLog bool
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// logger is a logger that implements the log.Logger interface
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logger log.Logger
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// user is the SMTP AUTH username
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user string
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// dialContextFunc is a custom DialContext function to dial target SMTP server
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dialContextFunc DialContextFunc
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// Use SSL for the connection
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useSSL bool
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}
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// Option returns a function that can be used for grouping Client options
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