package main

import (
    "fmt"
    "io/ioutil"
    "imap"
    "net"
)

func get1st(a, b interface{}) interface{} {
    return a
}

func main() {
    conn, _ := net.Dial("tcp", "imap.gmail.com:993")
    client, _ := imap.NewClient(conn, "imap.gmail.com")
    defer client.Close()

    _ = client.Login("mail@gmail.com", "password")
    client.Select(imap.Inbox)
    ids, _ := client.Search("unseen")
    fmt.Println(ids)

    for _, id := range ids {
        client.StoreFlag(id, imap.Seen)

        msg, _ := client.GetMessage(id)

        fmt.Println("To:", get1st(msg.Header.AddressList("To")))
        fmt.Println("From:", get1st(msg.Header.AddressList("From")))
        from, _ := msg.Header.AddressList("To")
        fmt.Println("From:", from[0].Name)
        fmt.Println("Subject:", msg.Header["Subject"])
        fmt.Println("Date:", get1st(msg.Header.Date()))
        body, _ := ioutil.ReadAll(msg.Body)
        fmt.Println("body:\n", string(body))
    }
    client.Logout()
}