import type { DungeonDefinition } from "./dungeonTypes";
import type { DungeonEncounterDefinition } from "./dungeonEncounterTypes";

export interface WowVerifiedNoOpInstanceReview {
  readonly dungeonId: "stormwind-stockade" | "razorfen-kraul" | "ragefire-chasm";
  readonly sourceFile: string;
  readonly sha256: string;
  readonly reviewedBehavior: string;
}

const SOURCE_ROOT = "../HealerMan-Storage/pipeline-work/dungeons/azerothcore-scripts/src/server/scripts";

/**
 * These pinned instance scripts only register an empty InstanceScript. Keeping
 * that fact executable prevents the production audit from inventing doors,
 * waves, or gates that the authoritative source does not define.
 */
export const WOW_VERIFIED_NO_OP_INSTANCE_REVIEWS: readonly WowVerifiedNoOpInstanceReview[] = Object.freeze([
  {
    dungeonId: "stormwind-stockade",
    sourceFile: `${SOURCE_ROOT}/EasternKingdoms/TheStockade/instance_the_stockade.cpp`,
    sha256: "5e86a879ea7919840567607e6fbc1b6df2c50581f23574295430b46701f54a49",
    reviewedBehavior: "The pinned Stockade instance script only constructs and registers an empty InstanceScript; it defines no saved encounter state, gates, waves, summons, or route transitions.",
  },
  {
    dungeonId: "razorfen-kraul",
    sourceFile: `${SOURCE_ROOT}/Kalimdor/RazorfenKraul/instance_razorfen_kraul.cpp`,
    sha256: "50309cf599020ca404d3230f134919349177a98aa572bf61132dd0e14504da54",
    reviewedBehavior: "The pinned Razorfen Kraul instance script only constructs and registers an empty InstanceScript; it defines no saved encounter state, gates, waves, summons, or route transitions.",
  },
  {
    dungeonId: "ragefire-chasm",
    sourceFile: `${SOURCE_ROOT}/Kalimdor/RagefireChasm/instance_ragefire_chasm.cpp`,
    sha256: "294d043e5e6f02f3fbe82f369129659617da30727e048ffa4a333237e58a22f6",
    reviewedBehavior: "The pinned Ragefire Chasm instance script only constructs and registers an empty InstanceScript; it defines no saved encounter state, gates, waves, summons, or route transitions.",
  },
]);

function reviewedNoOpEncounter(
  definition: DungeonDefinition,
  review: WowVerifiedNoOpInstanceReview,
): DungeonEncounterDefinition {
  return Object.freeze({
    id: `${definition.id}:source-reviewed-instance`,
    dungeonId: definition.id,
    initialPhase: "active",
    source: Object.freeze({
      fidelity: "source-exact",
      scope: "instance-orchestration",
      files: Object.freeze([review.sourceFile]),
      reviewedBehavior: review.reviewedBehavior,
      adaptations: Object.freeze([]),
      remainingGaps: Object.freeze([]),
    }),
    rules: Object.freeze([]),
  });
}

export function withWowVerifiedNoOpInstanceContent(
  definition: DungeonDefinition,
): DungeonDefinition {
  const review = WOW_VERIFIED_NO_OP_INSTANCE_REVIEWS.find(
    (candidate) => candidate.dungeonId === definition.id,
  );
  if (!review) return definition;
  const encounterId = `${definition.id}:source-reviewed-instance`;
  if (definition.encounters?.some((encounter) => encounter.id === encounterId)) return definition;
  return Object.freeze({
    ...definition,
    encounters: Object.freeze([
      ...(definition.encounters ?? []),
      reviewedNoOpEncounter(definition, review),
    ]),
  });
}