// The council of three: each automaton temperament reads YOUR view — the
// same cards and board you see, nothing more — and says what it would do
// in your robes. Purely advisory; nothing is dispatched.

import { automatonCommand, cardDef, type Command, type GameView } from "@wizwar/engine";
import type { AutomatonStyle } from "@wizwar/engine";

const DIRECTION: Record<string, string> = { N: "north", S: "south", E: "east", W: "west" };

const VOICES: Record<AutomatonStyle, { name: string; glyph: string; mood: string }> = {
  hunter: { name: "The Hunter", glyph: "🏹", mood: "eyes on the gold" },
  berserker: { name: "The Berserker", glyph: "🔥", mood: "eyes on the blood" },
  worrier: { name: "The Worrier", glyph: "🛡", mood: "eyes on the exits" },
};

function nameOf(view: GameView, instanceId: string): string {
  const c = view.yourHand.find((c) => c.instanceId === instanceId);
  return c ? cardDef(c.cardId).name : "a card";
}

function describe(view: GameView, cmd: Command): string {
  switch (cmd.type) {
    case "move":
      return `step ${DIRECTION[cmd.direction]}`;
    case "playNumberForMovement":
      return `play the ${nameOf(view, cmd.instanceId)} for extra movement`;
    case "cast": {
      const card = nameOf(view, cmd.instanceId);
      const at =
        cmd.target?.kind === "player" ? ` at ${cmd.target.playerId}`
        : cmd.target?.kind === "cell" ? ` at the square (${cmd.target.cell.x}, ${cmd.target.cell.y})`
        : cmd.target?.kind === "edge" ? ` on the wall line beside (${cmd.target.cell.x}, ${cmd.target.cell.y})`
        : cmd.target?.kind === "creature" ? " on the monster"
        : "";
      const num = cmd.numberInstanceIds?.length
        ? ` with ${cmd.numberInstanceIds.map((id) => nameOf(view, id)).join(" and ")}`
        : "";
      return `cast ${card}${at}${num}`;
    }
    case "counteract":
      return `answer with ${nameOf(view, cmd.instanceId)}`;
    case "pass":
      return "let it resolve — nothing in hand is worth spending on this";
    case "punch":
      return `punch ${cmd.targetId}`;
    case "punchWall":
      return "punch the wall";
    case "pickUpTreasure":
      return "pick up the treasure here (that ends the turn's actions)";
    case "pickUpObject":
      return "pick up the object here (that ends the turn's actions)";
    case "dropTreasure":
      return "drop the treasure here";
    case "dropObject":
      return `drop ${nameOf(view, cmd.instanceId)} here`;
    case "warpStep":
      return "step through the warp underfoot";
    case "testIllusion":
      return "test that shimmering wall — doubting it is free";
    case "moveCreature":
      return `march the monster ${DIRECTION[cmd.direction]}`;
    case "creatureAttack":
      return `set the monster on ${cmd.targetId}`;
    case "setAmbush":
      return `lay an ambush with ${nameOf(view, cmd.instanceId)}`;
    case "armWard":
      return cmd.armed ? "arm the Ward over the gold" : "stand the Ward down";
    case "discard":
      return `shed ${cmd.instanceIds.map((id) => nameOf(view, id)).join(", ")} to make room`;
    case "endTurn":
      return cmd.draw > 0 ? `end the turn and draw ${cmd.draw}` : "end the turn";
    default:
      return "bide";
  }
}

export interface TableHint {
  name: string;
  glyph: string;
  mood: string;
  advice: string;
}

/** What each temperament would do from this seat, phrased for a novice. */
export function tableHints(view: GameView): TableHint[] {
  const styles: AutomatonStyle[] = ["hunter", "berserker", "worrier"];
  const out: TableHint[] = [];
  for (const s of styles) {
    const v = VOICES[s];
    let advice: string;
    try {
      const cmd = automatonCommand(view, s, "archmage");
      advice = cmd ? `I would ${describe(view, cmd)}.` : "Nothing calls for us right now — wait for your moment.";
    } catch {
      advice = "…I have no counsel here.";
    }
    out.push({ name: v.name, glyph: v.glyph, mood: v.mood, advice });
  }
  return out;
}