#!/usr/bin/env python3
"""Verify the MVP survival-pressure death QA gate is covered."""

from pathlib import Path


ROOT = Path(__file__).resolve().parents[1]
ROADMAP = ROOT / "AGRARIAN_DEVELOPMENT_ROADMAP.md"
QA_DOC = ROOT / "Docs" / "QA" / "MvpQaGates.md"
TYPES_H = ROOT / "Source" / "AgrarianGame" / "AgrarianTypes.h"
SURVIVAL_H = ROOT / "Source" / "AgrarianGame" / "AgrarianSurvivalComponent.h"
SURVIVAL_CPP = ROOT / "Source" / "AgrarianGame" / "AgrarianSurvivalComponent.cpp"
HUD_CPP = ROOT / "Source" / "AgrarianGame" / "AgrarianDebugHUD.cpp"
CONTROLLER_CPP = ROOT / "Source" / "AgrarianGame" / "AgrarianGamePlayerController.cpp"
DEATH_VERIFY = ROOT / "Scripts" / "verify_death_state.py"
REPLICATED_DEATH_VERIFY = ROOT / "Scripts" / "verify_replicated_death_feedback.py"
RESPAWN_VERIFY = ROOT / "Scripts" / "verify_mvp_death_respawn_ui.py"
STAT_SAVE_VERIFY = ROOT / "Scripts" / "verify_stat_save_load_support.py"

REQUIRED = {
    QA_DOC: [
        "## Survival Pressure Death",
        "Starvation, dehydration, cold exposure, sickness, and bleeding",
        "UpdateDeathState",
        "LastDeathReason",
        "death/respawn panel",
    ],
    TYPES_H: [
        "bool bIsDead = false;",
        "FName LastDeathReason = NAME_None;",
    ],
    SURVIVAL_H: [
        "float StarvationDamagePerMinute = 3.0f;",
        "float DehydrationDamagePerMinute = 5.0f;",
        "float ColdDamagePerMinute = 4.0f;",
        "float SicknessDamagePerMinute = 1.5f;",
        "float BleedingDamagePerMinute = 2.0f;",
        "void UpdateDeathState();",
    ],
    SURVIVAL_CPP: [
        "Survival.Health -= StarvationDamagePerMinute * Minutes;",
        "Survival.Health -= DehydrationDamagePerMinute * Minutes;",
        "Survival.Health -= ColdDamagePerMinute * Minutes",
        "Survival.Health -= SicknessDamagePerMinute * (Survival.SicknessSeverity / 100.0f) * Minutes;",
        "Survival.Health -= BleedingDamagePerMinute * BleedingRatio * Minutes;",
        "UpdateDeathState();",
        "Survival.bIsDead = true;",
        "Survival.LastDeathReason = FName(TEXT(\"health_depleted\"));",
        "OnDeathStateChanged.Broadcast(Survival.bIsDead, Survival.LastDeathReason);",
    ],
    HUD_CPP: [
        "YOU DID NOT SURVIVE",
        "Cause: %s",
        "State     DEAD",
    ],
    CONTROLLER_CPP: [
        "ServerAgrarianRespawn_Implementation",
        "SurvivalComponent->Revive",
    ],
    DEATH_VERIFY: ["PASS: death state is present."],
    REPLICATED_DEATH_VERIFY: ["replicated death feedback"],
    RESPAWN_VERIFY: ["MVP death/respawn UI verification"],
    STAT_SAVE_VERIFY: ["SavedPlayer.Survival", "ApplySavedState"],
    ROADMAP: [
        "[x] Can die from survival pressure.",
    ],
}


def main() -> None:
    missing: list[str] = []
    for path, snippets in REQUIRED.items():
        text = path.read_text(encoding="utf-8")
        for snippet in snippets:
            if snippet not in text:
                missing.append(f"{path.relative_to(ROOT)} missing {snippet!r}")
    if missing:
        raise SystemExit("FAILED: " + "; ".join(missing))
    print("OK: survival-pressure death QA gate is tied to damage, death, HUD, respawn, and persistence coverage.")


if __name__ == "__main__":
    main()