Initial commit.

AlignAmount.py

@@ -0,0 +1,111 @@
+"""
+Provide a command to auto-align amounts in ledger file.
+
+See README.md for details.
+
+@author: Etienne Monier <[email protected]>
+@license: CC-BY-NC-SA
+@since: 2020-07-24
+"""
+
+import sublime
+import sublime_plugin
+import re
+import threading
+
+from . import utils
+
+
+class LedgerAlignAmountsCommand(sublime_plugin.TextCommand):
+
+    def run(self, edit):
+
+        if not utils.is_ledger_file(self.view):
+            # Current view is not a ledger file.
+            return
+
+        dot_pos = utils.get_settings().get('dot_pos')
+
+        # Get the whole document as a region.
+        region = sublime.Region(0, self.view.size())
+
+        # Get a list of all lines
+        lines = self.view.lines(region)
+
+        # Set match pattern.
+        p = re.compile(
+            r'^\s+([\[\]\w:\s_-]+)\s+([-$£¥€¢\d,_]+)(.?[\d]*.*)$')
+
+        for line in reversed(lines):
+
+            # Get line content
+            line_content = self.view.substr(line)
+
+            # Catch amount
+            res = p.search(line_content)
+
+            # If the line has an amount, correct it.
+            if res:
+
+                # Get the position of the dot in the line.
+                line_pos_dot = line_content.find(res.group(3))
+                # Get number of spaces to add or to remove
+                # If >=0, spaces should be added
+                # If <0, spaces should be removed
+                num = dot_pos - line_pos_dot
+
+                # Get position of the beggining of ammount in the line
+                line_pos_amount = line_content.find(res.group(2))
+                # Same in the view
+                view_pos_amount = line.begin() + line_pos_amount
+
+                if num > 0:
+                    self.view.insert(edit, view_pos_amount, ' '*num)
+                elif num < 0:
+                    self.view.erase(
+                        edit,
+                        sublime.Region(view_pos_amount+num, view_pos_amount))
+
+
+class alignOnModified(sublime_plugin.EventListener):
+
+    # align thread
+    thread = None
+    # listen actions
+    registered_actions = ["insert", "left_delete", "right_delete",
+                          "delete_word", "paste", "cut"]
+
+    def on_modified(self, view):
+
+        # If not a ledger file
+        if not utils.is_ledger_file(view):
+            return
+
+        if not utils.get_settings().get('automatic_amount_alignment'):
+            return
+
+        # Do not process scratch or widget files
+        if view.is_scratch() or view.settings().get('is_widget'):
+            return
+
+        # Get the last executed command
+        cmdhist = view.command_history(0)
+        # If that' not a command to listen, return.
+        if cmdhist[0] not in self.registered_actions:
+            return
+
+        # Default delay
+        delay = 0.2
+
+        # if cmdhist[0] == "insert" and cmdhist[1]['characters'].strip() == "":
+        #     delay = 1
+
+        # We need to define a timer to add delay.
+        if self.thread:
+            self.thread.cancel()
+
+        self.thread = threading.Timer(
+            delay,
+            lambda: view.run_command('ledger_align_amounts')
+        )
+        self.thread.start()