1 files changed, 98 insertions, 0 deletions
diff --git a/asciifarmclient/inputhandler.py b/asciifarmclient/inputhandler.py
new file mode 100644
index 0000000..4281c01
--- /dev/null
+++ b/asciifarmclient/inputhandler.py
@@ -0,0 +1,98 @@
+
+import string
+
+from .commandhandler import CommandHandler, InvalidCommandException
+
+import ratuil.inputs as inp
+
+
+class InputHandler:
+    
+    def __init__(self, client, keybindings):
+        self.client = client
+        self.keybindings = keybindings
+        self.commandHandler = CommandHandler(self.client)
+        
+        self.typing = False
+        self.string = ""
+        self.cursor = 0
+    
+    
+    def onInput(self, key):
+        if not self.typing:
+            keyName = key
+            if keyName in self.keybindings:
+                self.commandHandler.execute(self.keybindings[keyName])
+        else:
+            self.addKey(key)
+    
+    
+    def processString(self, message):
+        if message:
+            if message[0] == '/':
+                if len(message) == 1:
+                    return
+                if message[1] == '/':
+                    self.commandHandler.chat(message[1:])
+                else:
+                    try:
+                        command, _sep, arg = message[1:].partition(' ')
+                        try:
+                            self.commandHandler.execute([command, arg])
+                        except Exception as e:
+                            self.log(e)
+                    except InvalidCommandException as e:
+                        self.client.log(", ".join(e.args))
+            else:
+                self.commandHandler.chat(message)
+    
+    def startTyping(self, startText=""):
+        self.typing = True
+        if startText and not self.string:
+            self.string = startText
+            self.cursor = len(self.string)
+            
+        self.showString()
+    
+    def showString(self):
+        self.client.display.setInputString(self.string, self.cursor if self.typing else None)
+    
+    def addKey(self, key):
+        if key == inp.BACKSPACE:
+            self.string = self.string[:self.cursor-1] + self.string[self.cursor:]
+            self.cursor = max(self.cursor - 1, 0)
+        elif key == inp.RIGHT:
+            self.cursor = min(self.cursor + 1, len(self.string))
+        elif key == inp.LEFT:
+            self.cursor = max(self.cursor - 1, 0)
+        elif key == inp.DELETE:
+            self.string = self.string[:self.cursor] + self.string[self.cursor+1:]
+        elif key == inp.HOME:
+            self.cursor = 0
+        elif key == inp.END:
+            self.cursor = len(self.string)
+        
+        elif key == inp.ESCAPE:
+            # throw away entered string and go back to game
+            self.typing = False
+            self.string = ""
+            self.cursor = 0
+        elif key == inp.ENTER:
+            # process entered string and reset it
+            message = self.string
+            self.string = ""
+            self.cursor = 0
+            self.typing = False
+            self.processString(message)
+        elif key == "^I": # tab
+            # return to game but keep entered string
+            self.typing = False
+        elif key.isprintable() and len(key) == 1:
+            self.string = self.string[:self.cursor] + key + self.string[self.cursor:]
+            self.cursor += len(key)
+        
+        self.showString()
+    
+    
+    
+