send mode impl, wip default guild/channel setting

commands/send.go

@@ -0,0 +1,54 @@
+package commands
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/Cynosphere/comcord/state"
+	"github.com/bwmarrin/discordgo"
+	"github.com/ergochat/readline"
+	"github.com/mgutz/ansi"
+)
+
+func SendMode(session *discordgo.Session) {
+  channelId := state.GetCurrentChannel()
+  if channelId == "" {
+    fmt.Print("<not in a channel>\n\r")
+    return
+  }
+
+  state.SetInPrompt(true)
+
+  length := len(session.State.User.Username) + 2
+  curLength := state.GetNameLength()
+
+  prompt := fmt.Sprintf("%s[%s]%s%s", ansi.ColorCode("cyan+b"), session.State.User.Username, strings.Repeat(" ", (curLength - length) + 1), ansi.ColorCode("reset"))
+
+  input, _ := readline.NewFromConfig(&readline.Config{
+    Prompt: prompt,
+    UniqueEditLine: true,
+  })
+  defer input.Close()
+
+  out, err := input.Readline()
+  out = strings.TrimSpace(out)
+  input.Close()
+
+  if out == "" {
+    if err == readline.ErrInterrupt {
+      fmt.Print("^C<no message sent>\n\r")
+    } else {
+      fmt.Print(prompt, "<no message sent>\n\r")
+    }
+  } else {
+    fmt.Print(prompt, out, "\n\r")
+    _, err := session.ChannelMessageSend(channelId, out)
+
+    if err != nil {
+      fmt.Print("<failed to send message: ", err, ">\n\r")
+    }
+
+    // TODO: update afk state
+  }
+  state.SetInPrompt(false)
+}