---
import BaseLayout from "../layouts/BaseLayout.astro";
import "../styles/binary.css";
---

<BaseLayout title="Binary Simulator">
  <main class="wrap">
    <!-- Toolbox toggle sits below navbar (navbar is in BaseLayout) -->
    <button id="toolboxToggle" class="toolboxToggle" type="button" aria-expanded="true">
      <span class="toolboxIcon" aria-hidden="true">🧰</span>
      <span class="toolboxText">TOOLBOX</span>
    </button>

    <section class="topGrid">
      <!-- LEFT -->
      <div class="mainCol">
        <div class="readout">
          <div class="label">Denary</div>
          <div id="denaryNumber" class="num denaryValue">0</div>

          <div class="label">Binary</div>
          <!-- NOTE: JS writes exact bit-width here, so initial value doesn't matter much -->
          <div id="binaryNumber" class="num binaryValue">00000000</div>
        </div>

        <div class="divider"></div>

        <section class="bitsWrap" aria-label="Bit switches">
          <div class="bitsGrid" id="bitsGrid"></div>
        </section>
      </div>

      <!-- RIGHT (Toolbox panel) -->
      <aside id="toolboxPanel" class="panelCol" aria-label="Toolbox">
        <!-- Settings -->
        <div class="card">
          <div class="cardTitle">Settings</div>

          <div class="toggleRow">
            <div class="toggleLabel" id="lblUnsigned">Unsigned</div>

            <label class="switch" aria-label="Toggle mode">
              <input id="modeToggle" type="checkbox" />
              <span class="slider"></span>
            </label>

            <!-- keep this on ONE line -->
            <div class="toggleLabel" id="lblTwos">Two&apos;s&nbsp;complement</div>
          </div>

          <div class="hint" id="modeHint">
            Tip: In unsigned binary, all bits represent positive values.
          </div>

          <div class="subCard">
            <div class="subTitle">Bit width</div>

            <div class="bitWidthRow">
              <button class="miniBtn" id="btnBitsDown" type="button" aria-label="Decrease bits">−</button>

              <div class="bitInputWrap">
                <div class="bitInputLabel">Bits</div>
                <input
                  id="bitsInput"
                  class="bitInput"
                  type="number"
                  inputmode="numeric"
                  min="1"
                  max="64"
                  step="1"
                  value="8"
                  aria-label="Number of bits"
                />
              </div>

              <button class="miniBtn" id="btnBitsUp" type="button" aria-label="Increase bits">+</button>
            </div>
          </div>
        </div>

        <!-- Custom Number -->
        <div class="card">
          <div class="cardTitle">Custom Number</div>

          <div class="controlsRow">
            <button class="btn btnAccent btnHalf" id="btnCustomBinary" type="button">Custom Binary</button>
            <button class="btn btnAccent btnHalf" id="btnCustomDenary" type="button">Custom Denary</button>
          </div>

          <button class="btn btnWide" id="btnRandom" type="button">Random</button>
          <div class="hint">Random runs briefly then stops automatically.</div>
        </div>

        <!-- Tools -->
        <div class="card">
          <div class="cardTitle">Tools</div>

          <div class="toolRowCentered">
            <button class="toolBtn toolSpin toolDec" id="btnDec" type="button" aria-label="Decrement">▼</button>
            <button class="toolBtn toolSpin toolInc" id="btnInc" type="button" aria-label="Increment">▲</button>
          </div>

          <div class="toolRow2">
            <button class="btn btnHalf" id="btnShiftLeft" type="button">Left Shift</button>
            <button class="btn btnHalf" id="btnShiftRight" type="button">Right Shift</button>
          </div>

          <button class="btn btnReset btnWide" id="btnClear" type="button">Reset</button>
        </div>
      </aside>
    </section>
  </main>

  <script type="module" src="/src/scripts/binary.js"></script>
</BaseLayout>