From 7f6d764821e403771acee22a146c162d672ad91f Mon Sep 17 00:00:00 2001
From: Matthieu Grieger <matthieugrieger@gmail.com>
Date: Mon, 15 Dec 2014 16:40:05 -0800
Subject: [PATCH] Now uses config, response messages added

---
 commands.go | 114 +++++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 94 insertions(+), 20 deletions(-)

diff --git a/commands.go b/commands.go
index 0f34d9b..f6795e5 100644
--- a/commands.go
+++ b/commands.go
@@ -9,10 +9,12 @@ package main
 
 import (
 	"fmt"
+	"github.com/layeh/gumble/gumble"
+	"regexp"
 	"strings"
 )
 
-func parseCommand(username, command string) {
+func parseCommand(user *gumble.User, username, command string) {
 	var com, argument string
 	if strings.Contains(command, " ") {
 		parsedCommand := strings.Split(command, " ")
@@ -21,48 +23,120 @@ func parseCommand(username, command string) {
 		com = command
 		argument = ""
 	}
-	
+
 	switch com {
-		case dj.conf.Aliases.AddAlias:
-			success := add(username, argument)
-			if success {
-				fmt.Println("Add successful!")
+	case dj.conf.Aliases.AddAlias:
+		if dj.HasPermission(username, dj.conf.Permissions.AdminAdd) {
+			if argument == "" {
+				user.Send(NO_ARGUMENT_MSG)
+			} else {
+				success := add(username, argument)
+				if success {
+					fmt.Println("Add successful!")
+					dj.client.Me().Channel().Send(fmt.Sprintf("%s has added a song to the queue.", username))
+				}
 			}
-		case dj.conf.Aliases.SkipAlias:
+		} else {
+			user.Send(NO_PERMISSION_MSG)
+		}
+	case dj.conf.Aliases.SkipAlias:
+		if dj.HasPermission(username, dj.conf.Permissions.AdminSkip) {
 			success := skip(username, false)
 			if success {
 				fmt.Println("Skip successful!")
 			}
-		case dj.conf.Aliases.AdminSkipAlias:
+		} else {
+			user.Send(NO_PERMISSION_MSG)
+		}
+	case dj.conf.Aliases.AdminSkipAlias:
+		if dj.HasPermission(username, dj.conf.Permissions.AdminSkip) {
 			success := skip(username, true)
 			if success {
 				fmt.Println("Forceskip successful!")
 			}
-		case dj.conf.Aliases.VolumeAlias:
-			success := volume(username, argument)
-			if success {
-				fmt.Println("Volume change successful!")
+		} else {
+			user.Send(NO_PERMISSION_MSG)
+		}
+	case dj.conf.Aliases.VolumeAlias:
+		if dj.HasPermission(username, dj.conf.Permissions.AdminVolume) {
+			if argument == "" {
+				dj.client.Self().Channel().Send(fmt.Sprintf(CUR_VOLUME_HTML, dj.conf.Volume.DefaultVolume), false)
+			} else {
+				success := volume(username, argument)
+				if success {
+					fmt.Println("Skip successful!")
+				}
 			}
-		case dj.conf.Aliases.MoveAlias:
-			success := move(username, argument)
-			if success {
-				fmt.Println("Move successful!")
+		} else {
+			user.Send(NO_PERMISSION_MSG)
+		}
+	case dj.conf.Aliases.MoveAlias:
+		if dj.HasPermission(username, dj.conf.Permissions.AdminMove) {
+			if argument == "" {
+				user.Send(NO_ARGUMENT_MSG)
+			} else {
+				success := move(username, argument)
+				if success {
+					fmt.Printf("%s has been moved to %s.", dj.client.Self().Name(), argument)
+				}
 			}
-		case dj.conf.Aliases.ReloadAlias:
+		} else {
+			user.Send(NO_PERMISSION_MSG)
+		}
+	case dj.conf.Aliases.ReloadAlias:
+		if dj.HasPermission(username, dj.conf.Permissions.AdminReload) {
 			err := loadConfiguration()
 			if err == nil {
-				fmt.Println("Reload successful!")
+				user.Send(CONFIG_RELOAD_SUCCESS_MSG)
+			} else {
+				panic(err)
 			}
-		case dj.conf.Aliases.KillAlias:
+		} else {
+			user.Send(NO_PERMISSION_MSG)
+		}
+	case dj.conf.Aliases.KillAlias:
+		if dj.HasPermission(username, dj.conf.Permissions.AdminKill) {
 			success := kill(username)
 			if success {
 				fmt.Println("Kill successful!")
 			}
+		} else {
+			user.Send(NO_PERMISSION_MSG)
+		}
+	default:
+		user.Send(COMMAND_DOESNT_EXIST_MSG)
 	}
 }
 
 func add(user, url string) bool {
-	return true
+	youtubePatterns := []string{
+		`https?:\/\/www\.youtube\.com\/watch\?v=([\w-]+)`,
+		`https?:\/\/youtube\.com\/watch\?v=([\w-]+)`,
+		`https?:\/\/youtu.be\/([\w-]+)`,
+		`https?:\/\/youtube.com\/v\/([\w-]+)`,
+		`https?:\/\/www.youtube.com\/v\/([\w-]+)`,
+	}
+	matchFound := false
+
+	for _, pattern := range youtubePatterns {
+		re, err := regexp.Compile(pattern)
+		if err == nil {
+			if re.MatchString(url) {
+				matchFound = true
+				break
+			}
+		}
+	}
+
+	if matchFound {
+		if dj.queue.AddSong(NewSong(user, url)) {
+			return true
+		} else {
+			return false
+		}
+	} else {
+		return false
+	}
 }
 
 func skip(user string, admin bool) bool {