xiandie/addons/dialogue_manager/compiler/resolved_goto_data.gd

69 lines
2.0 KiB
GDScript

## Data associated with a dialogue jump/goto line.
class_name DMResolvedGotoData extends RefCounted
## The title that was specified
var title: String = ""
## The target line's ID
var next_id: String = ""
## An expression to determine the target line at runtime.
var expression: Array[Dictionary] = []
## The given line text with the jump syntax removed.
var text_without_goto: String = ""
## Whether this is a jump-and-return style jump.
var is_snippet: bool = false
## A parse error if there was one.
var error: int
## The index in the string where
var index: int = 0
# An instance of the compiler [RegEx] list.
var regex: DMCompilerRegEx = DMCompilerRegEx.new()
func _init(text: String, titles: Dictionary) -> void:
if not "=> " in text and not "=>< " in text: return
if "=> " in text:
text_without_goto = text.substr(0, text.find("=> ")).strip_edges()
elif "=>< " in text:
is_snippet = true
text_without_goto = text.substr(0, text.find("=>< ")).strip_edges()
var found: RegExMatch = regex.GOTO_REGEX.search(text)
if found == null:
return
title = found.strings[found.names.goto].strip_edges()
index = found.get_start(0)
if title == "":
error = DMConstants.ERR_UNKNOWN_TITLE
return
# "=> END!" means end the conversation, ignoring any "=><" chains.
if title == "END!":
next_id = DMConstants.ID_END_CONVERSATION
# "=> END" means end the current title (and go back to the previous one if there is one
# in the stack)
elif title == "END":
next_id = DMConstants.ID_END
elif titles.has(title):
next_id = titles.get(title)
elif title.begins_with("{{"):
var expression_parser: DMExpressionParser = DMExpressionParser.new()
var title_expression: Array[Dictionary] = expression_parser.extract_replacements(title, 0)
if title_expression[0].has("error"):
error = title_expression[0].error
else:
expression = title_expression[0].expression
else:
next_id = title
error = DMConstants.ERR_UNKNOWN_TITLE
func _to_string() -> String:
return "%s =>%s %s (%s)" % [text_without_goto, "<" if is_snippet else "", title, next_id]