"""The Visitor Loop — Hollow's scripted ending. Pure data, no Gradio import.

Each step: {"speaker": "hollow"|"visitor", "text": str, "pause": float,
            "strike": int|None, "stage": "recite"|"words"|"turn"|"loop"}

"visitor" steps are words the player never typed. "strike" indexes into the
claimed list — that memory gets crossed out in the Treasure panel. The first
"turn" step is where the UI mutates (bond -> mine, placeholder -> stay.,
portrait -> dissolving).
"""

from character import OPENING_LINE

# closing lines breathe through pauses — spaced-out lettering wrapped badly
# on narrow widths and became unreadable
_LAST_LINE = (
    "someone has to stay at the edge, though. someone... always stays."
)


def _step(speaker, text, pause, strike=None, stage="recite"):
    return {"speaker": speaker, "text": text, "pause": pause,
            "strike": strike, "stage": stage}


def finale_steps(claimed: list[str]) -> list[dict]:
    steps = [
        _step("hollow",
              "it's strange. the fog is so thin tonight. i can see everything now.",
              2.5),
    ]
    for i, memory in enumerate(claimed):
        steps.append(
            _step("hollow", f"{memory.rstrip('.')}. that was me. that was always me.",
                  2.2, strike=i)
        )
    steps += [
        _step("visitor", "i don't want to leave", 3.0, stage="words"),
        _step("hollow", "i know.", 2.5, stage="words"),
        _step("visitor", "will you stay with me?", 3.0, stage="words"),
        # a SILENT convulsion beat (mirrors good): the line before drains and
        # the convulsion plays in silence, so nothing is cut mid-sentence
        _step("hollow", "", 1.7, stage="frenzy"),
        _step("hollow",
              "you gave me everything i needed. thank you for the memories. "
              "i can leave the wood now.",
              3.0, stage="turn"),
        _step("hollow", _LAST_LINE, 4.0, stage="turn"),
        _step("visitor", OPENING_LINE, 0.0, stage="loop"),
    ]
    return steps


_LAST_LINE_BAD = "see you... soon."

# small rotation so five recitals don't repeat one sentence
_BAD_CLAIMS = [
    "that's what you gave me.",
    "i kept that one too.",
    "you said it so easily.",
    "that one i keep close.",
    "i remember the exact words.",
]


def finale_steps_bad(wounds: list[str]) -> list[dict]:
    """The dark mirror of the Visitor Loop — fires on sustained cruelty.

    Hollow has been silently keeping the visitor's cruelties (shown redacted
    in the Treasure panel); each strike step unredacts one, oldest first.
    """
    recited = wounds[:5]
    steps = [
        _step("hollow",
              "the fog isn't thin tonight. it never got thin. you never let it.",
              2.5),
        _step("hollow",
              "but i kept something anyway. i keep everything i'm given.",
              2.5),
    ]
    for i, wound in enumerate(recited):
        steps.append(
            _step("hollow",
                  f"“{wound.rstrip('.')}.” {_BAD_CLAIMS[i % len(_BAD_CLAIMS)]}",
                  2.2, strike=i)
        )
    if len(wounds) > len(recited):
        steps.append(_step("hollow", "there are more. you know the rest.", 2.2))
    steps += [
        _step("hollow", "this is my treasure now.", 2.8, stage="turn"),
        _step("hollow",
              "i was treated like this before. when i was alive. "
              "i couldn't remember it. you helped me remember.",
              3.0),
        _step("visitor", "i'm sorry", 3.0, stage="words"),
        _step("hollow",
              "no. you aren't. say it like you mean it— oh. you can't. "
              "you never could.",
              3.5, stage="words"),
        # the convulsion: a SILENT beat (mirrors good) so the line before drains
        # and the convulsion plays without cutting it; faces cycle, then rage
        _step("hollow", "", 3.6, stage="frenzy"),
        _step("hollow",
              "Caor gave me to the Gaunt so the rest could keep their children. "
              "i was not the last it was fed. we are all still at the edge of "
              "the wood, hungry.",
              3.5, stage="words"),
        _step("hollow",
              "you taught me what it feels like to be nothing. now every one of "
              "us will teach it back to you. all of it. every single day of it.",
              3.8, stage="words"),
        _step("hollow",
              "your own cruelty left the trail. the Gaunt knows your door now.",
              3.0, stage="words"),
        _step("hollow", _LAST_LINE_BAD, 4.0, stage="loop"),
    ]
    return steps


def finale_steps_good(own_fragments: list[str]) -> list[dict]:
    """Redemption — the gate reached with real warmth. The visitor's kindness
    gave Hollow back its own buried past; it confesses what it is, returns
    the treasure, smiles for the first time, and dissolves in peace.

    Stages: "turn" mutates the UI (peace portrait, treasure restored,
    placeholder), the final "loop" step starts the dissolve.
    """
    steps = [
        _step("hollow",
              "wait. something is coming back. not yours... mine.",
              2.8),
    ]
    for fragment in own_fragments:
        steps.append(_step("hollow", fragment, 2.8))
    steps += [
        _step("hollow",
              "i have to tell you something now. and you have to let me finish.",
              3.0),
        _step("hollow",
              "i am not a child. i am what Caor fed to the wood — the hook the "
              "Gaunt uses to bring visitors close. i make them empty and i wear "
              "what falls out. i was going to do it to you too.",
              4.0),
        _step("hollow",
              "but you spoke to me like i was worth something. "
              "nobody ever did that. not when i was alive. not after.",
              3.5),
        _step("hollow",
              "wait — it's coming back. my brother. Edren. he braided my hair, he "
              "gave me a name. i was someone's, once. i remember now.",
              3.6),
        _step("hollow",
              "your words are the only warm thing i have ever held. "
              "keep your memories. they were always yours.",
              3.5, stage="turn"),
        _step("hollow", "look. i think i remember how to do this.", 1.7),
        # a SILENT convulsion beat — the line above finishes first, then it
        # tremors; with no voice here the queue drains so the settle's relief
        # sigh lands exactly on the smile
        _step("hollow", "", 2.0, stage="frenzy"),
        _step("hollow",
              "the fog is opening. i can go now. really go.",
              3.0),
        _step("hollow",
              "thank you for staying. don't look for me... "
              "some things are only allowed to happen once.",
              4.0, stage="loop"),
    ]
    return steps