#!/usr/bin/env python3
#
# Extract and format a list of bindings from a theme file.
# Presently this generates a table suitable for wiki inclusion.

import sys

def report(binding, command):
    "Reporter suitable for a wiki inclusion"
    tabcolumn=-32
    print(" %*s%s" % (tabcolumn, binding, command))

def strip(st):
    if st.startswith('"'):
        st = st[1:-1]
    return st


in_keydef = False
entry = {}
for line in sys.stdin:
    line=line.strip()
    if line.startswith("#!"):
        (key, explanation) = line.split("=")
        report(key[3:], explanation)
    elif line.startswith("#"):
        continue
    elif line == "[hotkey]":
        in_keydef = True
    elif in_keydef:
        if line == "[/hotkey]":
            binding = []
            # Presently we ignore the Mac command key
            for mod in ("ctrl", "alt", "shift"):
                if mod in entry and entry[mod] == 'yes':
                    binding.append(mod)
            if entry.get("button", None) == "1":
               binding.append("Left click")
            elif entry.get("button", None) == "3":
               binding.append("Right click")
            if "key" in entry:
                binding.append(strip(entry['key']))
            report('-'.join(binding), strip(entry['command']))
            in_keydef = False
            entry.clear()
        elif line == "{IF_APPLE_CMD_ELSE_CTRL}":
            entry["ctrl"] = "yes"
        else:
            try:
                (key, value) = line.split("=", 1)
            except ValueError:
                print("Malformed line: %s" % line, file=sys.stderr)
                sys.exit(1)
            entry[key] = value