Banker-s_Algorithm_Simulator/index.html at main · Srejoye/Banker-s_Algorithm_Simulator · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title> Banker's Algorithm Simulator </title>
  <link href="https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@400;500;600;700&family=Figtree:wght@300;400;500;600;700&display=swap" rel="stylesheet">
  <link rel="stylesheet" href="style.css">
</head>

<body>
    <nav class="navbar">
    <button class="hamburger" id="hamburgerBtn" onclick="toggleSidebar()" aria-label="Toggle menu">
      <span></span><span></span><span></span>
    </button>
    <a class="nav-brand" href="#">
      <div class="nav-brand-icon"> ⚙ </div>
      OS Resource Simulator
    </a>
    <div class="nav-tabs" id="navTabs">
      <button class="nav-tab active"> Simulator </button>
      <button class="nav-tab" onclick="scrollToSection('sim-section')"> Deadlock Analysis </button>
      <button class="nav-tab" onclick="scrollToSection('rag-section')"> Graph View </button>
      <button class="nav-tab" onclick="alert('Coming soon: Theory + interactive learning modules!')">Learn</button>
    </div>
    <div class="nav-right">
      <span class="nav-badge"> v1.0 </span>
      <span class="nav-badge"> Banker's Algo </span>
    </div>
  </nav>

  <div class="page-wrap">

    <section class="hero">
      <div class="hero-left">
        <div class="hero-eyebrow">
          <span class="pulse-dot"></span>
          Operating Systems · Deadlock Avoidance
        </div>
        <h1> Banker's <br><span> Algorithm </span><br> Simulator </h1>
        <p class="hero-sub"> An interactive visualizer for safe resource allocation, deadlock detection and recovery in operating systems. </p>
        <div class="hero-tags">
          <span class="hero-tag"> Safety Algorithm </span>
          <span class="hero-tag"> Resource Allocation </span>
          <span class="hero-tag"> Deadlock Detection </span>
          <span class="hero-tag"> Need Matrix </span>
          <span class="hero-tag"> RAG Visualization </span>
        </div>
      </div>
      <div class="hero-right">
        <div class="stat-card">
          <div class="stat-label"> Algorithm </div>
          <div class="stat-value" style="font-size:16px;color:var(--indigo);"> Banker's </div>
        </div>
        <div class="stat-card">
          <div class="stat-label"> Mode </div>
          <div class="stat-value" style="font-size:16px;color:var(--teal);"> Interactive </div>
        </div>
        <div class="stat-card">
          <div class="stat-label"> Safety Check Complexity </div>
          <div class="stat-value" style="font-size:16px;color:var(--violet);"> O(n²m) </div>
        </div>
      </div>
    </section>

    <section class="concept-strip">
      <div class="concept-card">
        <div class="concept-num"> ➤ STEP 01 </div>
        <span class="concept-icon"> ⚙️ </span>
        <div class="concept-title"> Configure </div>
        <div class="concept-desc"> Set processes and resource types for your system. </div>
      </div>
      <div class="concept-card">
        <div class="concept-num"> ➤ STEP 02 </div>
        <span class="concept-icon"> 📊 </span>
        <div class="concept-title"> Fill Matrices </div>
        <div class="concept-desc"> Enter Allocation & Maximum. Need is auto-calculated. </div>
      </div>
      <div class="concept-card">
        <div class="concept-num"> ➤ STEP 03 </div>
        <span class="concept-icon"> ▶️ </span>
        <div class="concept-title"> Run Algorithm </div>
        <div class="concept-desc"> Watch safety algorithm execute step by step. </div>
      </div>
      <div class="concept-card">
        <div class="concept-num"> ➤ STEP 04 </div>
        <span class="concept-icon"> ✅ </span>
        <div class="concept-title"> Inspect Result </div>
        <div class="concept-desc"> View safe sequence or identify deadlocked processes. </div>
      </div>
    </section>

    <div id="sidebarOverlay" class="sidebar-overlay" onclick="closeSidebar()"></div>
    <div class="app-layout">
      <aside class="sidebar" id="sidebar">
        <div class="sidebar-close-row">
          <button class="sidebar-close-btn" onclick="closeSidebar()" aria-label="Close sidebar"> ✕ Close </button>
        </div>

        <section class="card">
          <div class="card-title">
            <span class="card-title-dot"></span>
            Configuration
          </div>
          <div class="field">
            <label class="field-label" data-tip="Number of processes in the system"> Processes (n) </label>
            <input type="number" id="processes" class="field-input" min="1" placeholder="e.g. 5">
          </div>
          <div class="field">
            <label class="field-label" data-tip="Number of distinct resource types available"> Resource Types (m) </label>
            <input type="number" id="resources" class="field-input" min="1" placeholder="e.g. 3">
          </div>
          <button class="btn btn-primary" onclick="generateTables()">
            <svg width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5"><rect x="3" y="3" width="7" height="7"/><rect x="14" y="3" width="7" height="7"/><rect x="14" y="14" width="7" height="7"/><rect x="3" y="14" width="7" height="7"/></svg>
            Generate Tables
          </button>
        </section>

        <section class="card" id="sim-controls-card" style="display:none; opacity:0; transform:translateY(16px); transition: opacity 0.4s var(--ease-expo), transform 0.4s var(--ease-expo);">
          <div class="card-title">
            <span class="card-title-dot" style="background:var(--violet);"></span>
            Simulation
          </div>
          <div class="speed-row">
            <span class="speed-label"> Speed </span>
            <input type="range" id="speedControl" min="200" max="2000" value="1000" step="100">
            <span id="speedValue"> 1.0s </span>
          </div>
          <button id="runBtn" class="btn btn-run" onclick="startSimulation()">
            <svg width="12" height="12" viewBox="0 0 24 24" fill="currentColor"><path d="M5 3l14 9-14 9V3z"/></svg>
            Run Safety Algorithm
          </button>
          <button class="btn btn-secondary" onclick="runDeadlockDetection()" style="margin-top:8px;">
            <svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5"><circle cx="12" cy="12" r="10"/><line x1="12" y1="8" x2="12" y2="12"/><line x1="12" y1="16" x2="12.01" y2="16"/></svg>
            Detect Deadlock
          </button>
          <button class="btn btn-secondary" onclick="resetSimulation()" style="margin-top:8px;">
            <svg width="12" height="12" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5"><path d="M3 12a9 9 0 1 0 9-9 9.75 9.75 0 0 0-6.74 2.74L3 8"/><path d="M3 3v5h5"/></svg>
            Reset
          </button>
        </section>

        <section class="card" id="req-card" style="display:none; opacity:0; transform:translateY(16px); transition: opacity 0.4s var(--ease-expo) 0.08s, transform 0.4s var(--ease-expo) 0.08s;">
          <div class="card-title">
            <span class="card-title-dot" style="background:var(--violet);"></span>
            Resource Request
          </div>
          <span class="req-label"> Process </span>
          <select id="processSelect"></select>
          <span class="req-label"> Request Vector </span>
          <div id="requestInputs"></div>
          <button class="btn btn-primary" onclick="handleRequest()" style="background:var(--violet);box-shadow:0 2px 8px rgba(124,58,237,0.25);">
            Submit Request
          </button>
          <div id="statusBox"></div>
        </section>

      </aside>

      <div class="main-content">
        <div id="tables-section"></div>
        <div id="sim-section" style="display:none;">
          <div id="diffPanel" style="display:none;"></div>
          <div id="output" style="display:none;"></div>
          <div class="rag-container" id="rag-section" style="display:none;">
            <div class="rag-header">
              <div class="card-title" style="margin:0;padding:0;border:none;">
                <span class="card-title-dot" style="background:var(--teal);"></span>
                Resource Allocation Graph
              </div>
              <div class="rag-legend">
                <div class="rag-legend-item">
                  <div class="rag-legend-line" style="background:#16a34a;height:3px;"></div>
                  <span><b> Allocation: </b> Resource → Process </span>
                </div>
                <div class="rag-legend-item">
                  <div class="rag-legend-line" style="background:#dc2626;height:3px;"></div>
                  <span><b> Request: </b> Process → Resource </span>
                </div>
              </div>
            </div>
            <canvas id="ragCanvas" width="720" height="460"></canvas>
          </div>
        </div>
      </div>
    </div>
  </div>
  <script src="script.js" defer></script>
</body>
</html>