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client.go

@@ -0,0 +1,58 @@
+package mail
+
+import (
+	"context"
+	"time"
+)
+
+// DefaultPort is the default connection port to the SMTP server
+const DefaultPort = 25
+
+// DefaultTimeout is the default connection timeout
+const DefaultTimeout = time.Second * 30
+
+// Client is the SMTP client struct
+type Client struct {
+	h   string          // Hostname of the target SMTP server to connect to
+	p   int             // Port of the SMTP server to connect to
+	s   bool            // Use SSL/TLS or not
+	ctx context.Context // The context for the connection handling
+}
+
+// Option returns a function that can be used for grouping Client options
+type Option func(*Client)
+
+// NewClient returns a new Session client object
+func NewClient(o ...Option) Client {
+	c := Client{
+		p: DefaultPort,
+	}
+
+	// Override defaults with optionally provided Option functions
+	for _, co := range o {
+		if co == nil {
+			continue
+		}
+		co(&c)
+	}
+
+	return c
+}
+
+// WithHost overrides the default connection port
+func WithHost(h string) Option {
+	return func(c *Client) {
+		c.h = h
+	}
+}
+
+// WithPort overrides the default connection port
+func WithPort(p int) Option {
+	return func(c *Client) {
+		c.p = p
+	}
+}
+
+func (c Client) Dial() {
+
+}