refactored into getinput

getinput.py

@@ -0,0 +1,61 @@
+from prompt_toolkit.styles import Style
+
+from prompt_toolkit import prompt
+from prompt_toolkit.completion import Completer, Completion
+from prompt_toolkit.history import FileHistory
+
+
+class FileContentCompleter(Completer):
+    def __init__(self, fnames):
+        self.fnames = fnames
+
+    def get_completions(self, document, complete_event):
+        text = document.text_before_cursor
+        words = text.split()
+        if not words:
+            return
+
+        last_word = words[-1]
+        for fname in self.fnames:
+            with open(fname, "r") as f:
+                content = f.read()
+            for word in content.split():
+                if word.startswith(last_word):
+                    yield Completion(word, start_position=-len(last_word))
+
+
+def get_input(history_file, fnames):
+    inp = ""
+    multiline_input = False
+
+    style = Style.from_dict({"": "green"})
+
+    while True:
+        completer_instance = FileContentCompleter(fnames)
+        if multiline_input:
+            show = ". "
+        else:
+            show = "> "
+
+        try:
+            line = prompt(
+                show,
+                completer=completer_instance,
+                history=FileHistory(history_file),
+                style=style,
+            )
+        except EOFError:
+            return
+        if line.strip() == "{" and not multiline_input:
+            multiline_input = True
+            continue
+        elif line.strip() == "}" and multiline_input:
+            break
+        elif multiline_input:
+            inp += line + "\n"
+        else:
+            inp = line
+            break
+
+    print()
+    return inp