from .entry import Entry


class Queue:
    def __init__(self) -> None:
        self.entries: list[Entry] = []
        self.playing = False
        self.cursor = 0
        self.seek = 0

    def add(self, entries: list[Entry]) -> None:
        for entry in entries:
            self.entries.append(entry)

    def remove(self, index: int, recursive: bool) -> None:
        if not 0 <= index < len(self.entries):
            return

        # if recursive and self[index].playlist is not None:
        #    firstEntry = ""
        # else:
        self.entries.pop()

    def move(self, frm: int, to: int) -> None:
        if (
            not 0 <= frm < len(self.entries)
            or not 0 <= to < len(self.entries)
            or frm == to
        ):
            return None

        self.entries.insert(to, self.entries.pop(frm))

    def moveCursor(self, position: int) -> None:
        if not 0 <= position <= len(self.entries):
            return None

        self.cursor = position

    def incrementCursor(self) -> None:
        self.moveCursor(self.cursor + 1)

    def nowPlaying(self) -> Entry | None:
        if not 0 <= self.cursor < len(self.entries):
            return None

        return self.entries[self.cursor]

    def startPlaying(self) -> None:
        self.playing = True

    def stopPlaying(self) -> None:
        self.playing = False

    def __getitem__(self, index: int) -> Entry | None:
        if not 0 <= index < len(self.entries):
            return None

        return self.entries[index]

    def __len__(self) -> int:
        return len(self.entries)