Adjust CPU frequency scaling on desktop to run in "performance" gover…

…nor #162

If it detects the device is a laptop, it should default to the regular method of determining ac_state
If the device returns any other output, it should default to ac_state=true

continued work originally started in #158

auto_cpufreq/core.py

@@ -117,10 +117,16 @@ def charging():
     """
     power_dir = "/sys/class/power_supply/"
 
-    # AC adapter states: 0, 1, unknown
-    ac_info = getoutput(f"grep . {power_dir}A*/online").splitlines()
-    # if there's one ac-adapter on-line, ac_state is True
-    ac_state = any(['1' in ac.split(':')[-1] for ac in ac_info])
+    computer_type = getoutput('hostnamectl status | grep Chassis | cut -f2 -d \":\" | tr -d \' \'')
+
+    if computer_type == "laptop":
+        # AC adapter states: 0, 1, unknown
+        ac_info = getoutput(f"grep . {power_dir}A*/online").splitlines()
+        # if there's one ac-adapter on-line, ac_state is True
+        ac_state = any(['1' in ac.split(':')[-1] for ac in ac_info])
+    else:
+        # if desktop ac_state is true
+        ac_state = True
 
     # Possible values: Charging, Discharging, Unknown
     battery_info = getoutput(f"grep . {power_dir}BAT*/status")