Generate terminal colors properly

.aliases

@@ -1,4 +1,3 @@
-alias newbg="wal -i ~/Pictures/Wallpapers/Desktop/ --backend=haishoku -o ~/scripts/misc/restart_dunst.sh"
 alias af=alias-finder
 alias ls=lsd
 alias lt="lsd --tree"

.zshrc

@@ -107,6 +107,22 @@ function my_bindings() {
     bindkey "\e[1;3B" dirhistory_zle_dirhistory_down
 }
 
+chbackground() {
+    if [ "$3" == "" ]
+    then
+      wal -st -i ~/Pictures/Wallpapers/Desktop --backend=haishoku
+      python3 ~/scripts/misc/adjust_terminal_colors.py $1 $2
+      ~/scripts/misc/restart_dunst.sh
+    else
+      python3 ~/scripts/misc/adjust_terminal_colors.py $1 $2 dummy
+    fi
+
+}
+
+chcolors() {
+  chbackground $1 $2 dummy
+}
+
 
 zvm_after_init_commands+=('[ -f ~/.fzf.zsh ] && source ~/.fzf.zsh')
 zvm_after_init_commands+=(my_bindings)

scripts/misc/adjust_terminal_colors.py

@@ -0,0 +1,52 @@
+#!/usr/bin/env python3
+import sys
+import pywal
+from subprocess import check_output
+import json
+
+colorspace = sys.argv[1]
+fraction = sys.argv[2]
+generate_from_old_colors = len(sys.argv) == 4 
+# get current color scheme
+if generate_from_old_colors:
+    generated_colors = pywal.colors.file("/home/sahin/.cache/wal/.old_colors.json")
+else:
+    generated_colors = pywal.colors.file("/home/sahin/.cache/wal/colors.json")
+
+reference_colors = ['black', 'red', 'green', 'yellow', 'blue' , 'magenta', 'cyan', 'white']
+
+with open("/home/sahin/.cache/wal/.old_colors.json", 'w') as f:
+    json.dump(generated_colors, f)
+
+
+# we will only use first 8 colors in the terminal
+terminal_colors = list(generated_colors['colors'].items())[:8]
+
+for (name, t), ref in zip(terminal_colors, reference_colors):
+        command = f"pastel mix {t[1:]} {ref} "\
+                  f"--colorspace={colorspace} "\
+                  f"--fraction={fraction} | pastel format"
+        generated_colors['colors'][name] = check_output(command, 
+                shell=True).decode('utf8').strip()
+
+# generated_colors['special']['background'] = generated_colors['colors']['color0']
+# generated_colors['special']['foreground'] = generated_colors['colors']['color7']
+# generated_colors['special']['cursor'] = generated_colors['colors']['color7']
+# print(colors)
+
+# image = generated_colors["wallpaper"]
+
+# Apply the palette to all open terminals.
+# Second argument is a boolean for VTE terminals.
+# Set it to true if the terminal you're using is
+# VTE based. (xfce4-terminal, termite, gnome-terminal.)
+pywal.sequences.send(generated_colors)
+
+# Export all template files.
+pywal.export.every(generated_colors)
+
+# Reload xrdb, i3 and polybar.
+# pywal.reload.env()
+
+# Set the wallpaper.
+# pywal.wallpaper.change(image)