C++ for polybars spotify playbutton control instead of python, just to play around C++ a little bit.

config/.config/polybar/config

@@ -113,16 +113,16 @@ click-left  = bash -c "playerctl next"
 [module/spotify-play]
 type = custom/script
 exec-if = pgrep -x spotify
-exec = python -u /home/tuan/.scripts/spotify-play.py
+exec = ~/.scripts/spotify-play.out
 tail = true
-click-left = bash -c "if [ `cat /home/tuan/.scripts/playstate` = 0 ]; then echo '1'>/home/tuan/.scripts/playstate;else echo '0'>/home/tuan/.scripts/playstate;fi"
+click-left = bash -c "if [ `cat /home/$USER/.scripts/playstate` = 0 ]; then echo '1'>/home/$USER/.scripts/playstate;else echo '0'>/home/$USER/.scripts/playstate;fi"
 
 [module/spotify-stop]
 type = custom/script
 exec-if = pgrep -x spotify
 exec = echo ""
 tail = true
-click-left = bash -c "playerctl stop && echo '0'>/home/tuan/.scripts/playstate"
+click-left = bash -c "playerctl stop && echo '0'>/home/$USER/.scripts/playstate"
 
 [module/i3]
 type = internal/i3

config/.scripts/spotify-play.cpp

@@ -0,0 +1,90 @@
+/*  ______  _________ _______  _______  _        _______ _________ _______  _______  _______ 
+ * (  __  \ \__   __/(  ____ \(  ____ \( \      (  ___  )\__   __/(       )(  ____ \(  ____ )
+ * | (  \  )   ) (   | (    \/| (    \/| (      | (   ) |   ) (   | () () || (    \/| (    )|
+ * | |   ) |   | |   | (_____ | |      | |      | (___) |   | |   | || || || (__    | (____)|
+ * | |   | |   | |   (_____  )| |      | |      |  ___  |   | |   | |(_)| ||  __)   |     __)
+ * | |   ) |   | |         ) || |      | |      | (   ) |   | |   | |   | || (      | (\ (   
+ * | (__/  )___) (___/\____) || (____/\| (____/\| )   ( |___) (___| )   ( || (____/\| ) \ \__
+ * (______/ \_______/\_______)(_______/(_______/|/     \|\_______/|/     \|(_______/|/   \__/
+ * 
+ * 
+ * THIS IS GARBAGE CODE AND I KNOW IT. 
+ * I KNOW ABSOLUTLY NOTHING ABOUT C++ AND JUST FRANKENSTEINED
+ * A BUNCH OF CODE SAMPLES, USING MY PYTHON CODE AS A TEMPLATE.
+ */
+
+#include <sys/types.h>
+#include <unistd.h>
+#include <pwd.h>
+#include <dirent.h>
+#include <errno.h>
+#include <vector>
+#include <string>
+#include <fstream>
+#include <iostream>
+
+using namespace std;
+
+int getdir(string dir, vector<string> &files){
+  DIR *dp;
+  struct dirent *dirp;
+  if((dp = opendir(dir.c_str())) == NULL){
+    cout << "Error(" << errno << ") opening " << dir << endl;
+    return errno;
+  }
+
+  while ((dirp = readdir(dp)) != NULL){
+    files.push_back(string(dirp->d_name));
+  }
+  closedir(dp);
+  return 0;
+}
+
+string getfile(string file_path){
+  ifstream inFile;
+  string file_content;
+  inFile.open(file_path);
+  if(!inFile){
+    return "";
+  }
+  inFile >> file_content;
+  return file_content;
+}
+
+bool spotify_running(){
+  string dir = string("/proc/");
+  vector<string> procs = vector<string>();
+  getdir(dir, procs);
+  string proc_name = string("");
+  for (unsigned int i = 0; i < procs.size(); i++){
+    proc_name = dir + procs[i] + "/cmdline";
+    if(getfile(proc_name).find(string("/usr/bin/spotify")) != string::npos){
+      return true;
+    }
+  }
+  return false;
+}
+
+int main(){
+  struct passwd *pw = getpwuid(getuid());
+  const char *homedir = pw->pw_dir;
+  int state = -1;
+  int playstate = 0;
+  string playstate_file = "";
+  playstate_file += homedir + string("/.scripts/playstate");
+  while (spotify_running()){
+    playstate = stoi(getfile(playstate_file));
+    if(playstate != state){
+      state = playstate;
+      if (state == 0){
+	cout << "" << endl;
+	system("playerctl pause");
+      }
+      else if (state == 1){
+	cout << "" << endl;
+	system("playerctl play");
+      }
+    }
+    usleep(100);
+  }
+}

config/.scripts/spotify-play.py

@@ -3,6 +3,7 @@ import subprocess
 import time
 import os
 
+
 def find_proc(proc_name):
     this_proc = "pythonspotify-play.py"
     proc_path = '/proc'
@@ -25,8 +26,9 @@ def spotify_running():
 
 def main():
     state = -1
+    home = os.path.expanduser("~")
     while spotify_running():
-        with open('~/.scripts/playstate', 'r') as f:
+        with open(home + '/.scripts/playstate', 'r') as f:
             try:
                 file_state = int(f.readline().strip('\n'))
             except ValueError:

emacs/.emacs.d/snippets/c++-mode/cerr

@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: cerr
+# key: err
+# --
+cerr << $0;

emacs/.emacs.d/snippets/c++-mode/cin

@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: cin
+# key: cin
+# --
+cin >> $0;

emacs/.emacs.d/snippets/c++-mode/cout

@@ -0,0 +1,8 @@
+# -*- mode: snippet -*-
+# contributor: York Zhao <gtdplatform@gmail.com>
+# name: cout
+# key: cout
+# --
+`(progn (goto-char (point-min)) (unless (re-search-forward
+"^using\\s-+namespace std;" nil 'no-errer) "std::"))
+`cout << $0${1: << "${2:\n}"};

emacs/.emacs.d/snippets/c++-mode/fori

@@ -0,0 +1,7 @@
+# -*- mode: snippet -*-
+# name: fori
+# key: fori
+# --
+for (${1:auto }${2:it} = ${3:var}.begin(); $2 != $3.end(); ++$2) {
+    $0
+}

emacs/.emacs.d/snippets/c++-mode/io

@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: io
+# key: io
+# --
+#include <iostream>