Implement client.

.gitignore

@@ -1,2 +1,3 @@
 gamelog.typescript
 commands.history
+login.py

client.py

@@ -1,5 +1,97 @@
-c = ''
-while c != 'quit':
-    c = input('$ ')
-    with open('commands.history', 'a') as f:
-        f.write(c + '\n')
+import re
+import subprocess
+from time import sleep
+
+from login import username, password # DIY
+
+
+class status():
+    def __init__(self):
+        self.prompt = ""
+        self.sector = ""
+
+    def update(self):
+        self.gamelog = re.sub('\x1b.*?m','', subprocess.check_output(['tail', '-n', '1', 'gamelog.typescript']).decode('latin_1'))
+
+        c = re.match(r"Command \[TL.*\]:\[(\d{1,6})\] \(\?=Help\)\? :", self.gamelog)
+        if c != None:
+            self.prompt = "command"
+            self.sector = c.group(1)
+
+        elif re.match(r"^Computer command \[TL", self.gamelog):
+            self.prompt = "computer"
+
+        elif re.match(r"^Engage the Autopilot", self.gamelog):
+            self.prompt = "engage"
+
+        elif re.match(r"Planet command \(\?=help\) \[D\]", self.gamelog):
+            self.prompt = "planet"
+
+        else:
+            self.prompt = ""
+
+
+def reset_mode():
+
+    while game_status.prompt != "command":
+        if game_status.prompt == "computer":
+            execute('q')
+        else:
+            print("Failed to return to command mode. ")
+
+        sleep(3)
+
+        game_status.update()
+
+
+def goto():
+
+    game_status.update()
+
+    sector = input("enter target sector:")
+
+    reset_mode()
+
+    while game_status.sector != sector:
+
+        if game_status.prompt == "command":
+            execute(sector + "\n")
+
+        sleep(2)
+        game_status.update()
+
+        if game_status.prompt == "engage":
+            execute('e')
+
+
+def execute(cmd):
+
+    if cmd == None:
+        return
+
+    commands = {
+        'goto': goto,
+        'login' : f"{username}\n\na\n\nt\n\ny\ny\n\n\n{password}\n\n",
+        'logout': "qy\n\nx\n\n\nq\n",
+    }
+
+    if cmd in commands.keys():
+        t = commands[cmd]
+        try:
+            if type(t) == str:
+                execute(t)
+            else: # type <function>
+                execute(t())
+
+        except KeyboardInterrupt:
+            input("Command terminated. \n\nPress enter key. ")
+
+    else:
+        with open('commands.history', 'a') as f:
+            f.write(cmd + '\n')
+
+
+game_status = status()
+
+while True:
+    execute(input('$ '))