// the five underlings: floor sprites, mood-driven idles, bubbles, prompts
import { NPC_SPOTS } from "./map.js";
import { makeChar } from "./sprites.js";
import { zzz } from "./particles.js";

// mood (server npc_moods string) → topSprite pose
const MOOD_POSE = {
  normal: "idle", happy: "idle", energized: "idle", grateful: "idle",
  smug: "lean", suspicious: "lean", confused: "idle",
  sad: "slump", tired: "slump", devastated: "headdown", sheepish: "slump",
  angry: "shake", hiding: "slump", crying: "slump", sleeping: "headdown",
};

export function createNpcs(worldEl) {
  const npcs = {};
  for (const [id, spot] of Object.entries(NPC_SPOTS)) {
    // desks/cubicles are part of the canvas scene now (map.js)
    const opts = { facing: "down", pose: "idle" };
    npcs[id] = makeChar(worldEl, id, spot.x, spot.y, opts);
    npcs[id].bubble = null;
    npcs[id].mood = "normal";
  }
  // Derek's default idle is one static frame. Intentional. Slightly unsettling.
  npcs.derek.setPose("still");

  // occasional ZZZ when Derek is left alone long enough
  setInterval(() => {
    if (npcs.derek.mood === "normal" && Math.random() < 0.3)
      zzz(NPC_SPOTS.derek.x + 8, NPC_SPOTS.derek.y - 36);
  }, 6000);

  return {
    npcs,
    applyMoods(moods) {
      for (const [id, mood] of Object.entries(moods || {})) {
        const npc = npcs[id];
        if (!npc || npc.mood === mood) continue;
        npc.mood = mood;
        if (id === "derek" && (mood === "normal" || mood === "happy"))
          npc.setPose("still");
        else npc.setPose(MOOD_POSE[mood] || "idle");
      }
    },
    showBubble(id, kind = "danger") {
      this.clearBubbles();
      const npc = npcs[id];
      const el = document.createElement("div");
      el.className = "bubble" + (kind === "amber" ? " amber" : "") +
        (kind === "heart" ? " heart" : "");
      el.textContent = kind === "amber" ? "?" : kind === "heart" ? "♥" : "!";
      el.style.left = `${npc.x}px`;
      el.style.top = `${npc.y - 52}px`;
      npc.root.parentElement.appendChild(el);
      npc.bubble = el;
      if (kind !== "heart") npc.setPose("shake");
      setTimeout(() => { if (npc.bubble === el) npc.setPose(
        MOOD_POSE[npc.mood] || "idle"); }, 600);
    },
    clearBubbles() {
      for (const npc of Object.values(npcs))
        if (npc.bubble) { npc.bubble.remove(); npc.bubble = null; }
    },
    freezeAll(v) {
      for (const npc of Object.values(npcs)) npc.setDim(false), npc.root
        .style.filter = v ? "brightness(.8)" : "";
    },
    // ambient speech bubble above an NPC; queued so eavesdrop alternates
    sayBubble(id, text, ms = 4200) {
      const npc = npcs[id];
      if (!npc) return;
      const el = document.createElement("div");
      el.className = "say-bubble";
      el.textContent = text;
      el.style.left = `${npc.x}px`;
      el.style.top = `${npc.y - 58}px`;
      npc.root.parentElement.appendChild(el);
      setTimeout(() => el.classList.add("fading"), ms - 600);
      setTimeout(() => el.remove(), ms);
    },
    saySequence(lines, gap = 3400) {
      lines.forEach((entry, i) => {
        setTimeout(() => this.sayBubble(entry.speaker, entry.line, gap - 200),
                   i * gap);
      });
    },
  };
}