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TrueWrite-Scan

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GopalKrushnaMahapatra commited on Dec 11, 2025

Commit

430a407

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1 Parent(s): 8e5835b

Update ai-check.html

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Files changed (1) hide show

ai-check.html +127 -77

ai-check.html CHANGED Viewed

@@ -6,7 +6,7 @@
   <meta name="viewport" content="width=device-width, initial-scale=1" />
   <script src="https://cdn.tailwindcss.com"></script>
-  <!-- jsPDF for backward compatibility (not used for server PDF) -->
   <script src="https://cdnjs.cloudflare.com/ajax/libs/jspdf/2.5.1/jspdf.umd.min.js"></script>
 </head>
 <body class="bg-gradient-to-br from-slate-950 via-slate-900 to-violet-950 text-white min-h-screen flex flex-col">
@@ -267,6 +267,53 @@
       </div>
     </section>
     <section class="mt-12">
       <h2 class="text-xl md:text-2xl font-semibold mb-3">Reviews for this AI checker</h2>
       <div class="bg-slate-900/80 border border-slate-800 rounded-2xl p-5 md:p-6 relative overflow-hidden">
@@ -302,6 +349,14 @@
       window.location.href = "login.html";
     }
     // DOM references
     const textarea = document.getElementById("inputText");
     const fileInput = document.getElementById("fileInput");
@@ -501,91 +556,86 @@
       }
     };
-    // Helper to download a blob with filename
-    function downloadBlob(blob, filename) {
-      const url = URL.createObjectURL(blob);
-      const a = document.createElement("a");
-      a.href = url;
-      a.download = filename || "report.pdf";
-      document.body.appendChild(a);
-      a.click();
-      a.remove();
-      setTimeout(() => URL.revokeObjectURL(url), 30000);
-    }
-    // Fetch PDF from backend (GET when text, POST when file)
-    async function fetchReportPdf({ endpointGet, endpointFile, text, file, defaultFilename }) {
-      if (file) {
-        const form = new FormData();
-        form.append("file", file, file.name);
-        const res = await fetch(`${BACKEND_URL}${endpointFile}`, {
-          method: "POST",
-          headers: { "Authorization": `Bearer ${token}` },
-          body: form
-        });
-        if (!res.ok) {
-          const txt = await res.text();
-          throw new Error(txt || `Server responded ${res.status}`);
-        }
-        const blob = await res.blob();
-        // try to get filename from content-disposition
-        const cd = res.headers.get("content-disposition") || "";
-        const m = cd.match(/filename\*?=(?:UTF-8'')?["']?([^;"']+)/i);
-        const fname = m ? decodeURIComponent(m[1]) : defaultFilename;
-        downloadBlob(blob, fname);
-        return;
-      } else {
-        // Use GET with query param (encode)
-        const q = encodeURIComponent(text || "");
-        const url = `${BACKEND_URL}${endpointGet}?text=${q}`;
-        const res = await fetch(url, {
-          method: "GET",
-          headers: { "Authorization": `Bearer ${token}` }
-        });
-        if (!res.ok) {
-          const txt = await res.text();
-          throw new Error(txt || `Server responded ${res.status}`);
-        }
-        const blob = await res.blob();
-        const cd = res.headers.get("content-disposition") || "";
-        const m = cd.match(/filename\*?=(?:UTF-8'')?["']?([^;"']+)/i);
-        const fname = m ? decodeURIComponent(m[1]) : defaultFilename;
-        downloadBlob(blob, fname);
-      }
-    }
-    // PDF download: now calls server-generated PDF
-    downloadBtn.onclick = async () => {
       if (!lastResult) {
         alert("Run at least one scan before downloading a report.");
         return;
       }
-      try {
-        setLoading(true);
-        const file = fileInput.files[0] || null;
-        await fetchReportPdf({
-          endpointGet: "/report/ai",
-          endpointFile: "/report/ai-file",
-          text: textarea.value,
-          file,
-          defaultFilename: "TrueWrite_AiReport.pdf"
-        });
-      } catch (err) {
-        console.error(err);
-        alert("Failed to download report: " + (err.message || err));
-      } finally {
-        setLoading(false);
       }
     };
-    // Reviews slider (unchanged)
     const reviews = [
-      { name: "Aarav S.", role: "B.Tech Student", text: "Helps me understand how AI-generated my project reports might look before submission.", stars: 5 },
-      { name: "Priya K.", role: "AI Research Enthusiast", text: "The transparent scoring is perfect for explaining AI detection concepts to juniors.", stars: 5 },
-      { name: "Rahul M.", role: "Content Creator", text: "Gives a quick signal when my text feels too uniform and AI-like.", stars: 4 },
-      { name: "Sneha R.", role: "M.Sc. Student", text: "Very handy example for my seminar on AI ethics and content authenticity.", stars: 5 },
-      { name: "Vikram J.", role: "Developer", text: "Exactly the kind of simple, hackable AI-detector UI I wanted for my side project.", stars: 4 }
     ];
     let currentReview = 0;

   <meta name="viewport" content="width=device-width, initial-scale=1" />
   <script src="https://cdn.tailwindcss.com"></script>
+  <!-- jsPDF for report generation (no integrity) -->
   <script src="https://cdnjs.cloudflare.com/ajax/libs/jspdf/2.5.1/jspdf.umd.min.js"></script>
 </head>
 <body class="bg-gradient-to-br from-slate-950 via-slate-900 to-violet-950 text-white min-h-screen flex flex-col">
       </div>
     </section>
+    <section class="mt-10 space-y-4">
+      <h2 class="text-xl md:text-2xl font-semibold">How does this AI content checker work?</h2>
+      <p class="text-sm text-slate-300">
+        The scoring is intentionally simple, so you can read the JavaScript and fully understand it.
+      </p>
+      <div class="grid md:grid-cols-3 gap-5 mt-3 text-xs">
+        <div class="bg-slate-900/70 border border-slate-800 rounded-2xl p-4">
+          <div class="flex items-center gap-3 mb-2">
+            <div class="w-9 h-9 rounded-full bg-fuchsia-500/20 flex items-center justify-center">
+              <span class="text-lg">1️⃣</span>
+            </div>
+            <p class="font-semibold text-sm">Tokenise the text</p>
+          </div>
+          <p>
+            Text is lower-cased and split into words and sentences for basic statistics.
+          </p>
+        </div>
+        <div class="bg-slate-900/70 border border-slate-800 rounded-2xl p-4">
+          <div class="flex items-center gap-3 mb-2">
+            <div class="w-9 h-9 rounded-full bg-indigo-500/20 flex items-center justify-center">
+              <span class="text-lg">2️⃣</span>
+            </div>
+            <p class="font-semibold text-sm">Measure patterns</p>
+          </div>
+          <p>
+            It looks at vocabulary variety and average sentence length — long, repetitive text can
+            look more AI-like.
+          </p>
+        </div>
+        <div class="bg-slate-900/70 border border-slate-800 rounded-2xl p-4">
+          <div class="flex items-center gap-3 mb-2">
+            <div class="w-9 h-9 rounded-full bg-emerald-500/20 flex items-center justify-center">
+              <span class="text-lg">3️⃣</span>
+            </div>
+            <p class="font-semibold text-sm">Compute a score</p>
+          </div>
+          <p>
+            Those metrics are combined into an AI-generated probability (0–100%), displayed and
+            saved in your PDF report.
+          </p>
+        </div>
+      </div>
+    </section>
     <section class="mt-12">
       <h2 class="text-xl md:text-2xl font-semibold mb-3">Reviews for this AI checker</h2>
       <div class="bg-slate-900/80 border border-slate-800 rounded-2xl p-5 md:p-6 relative overflow-hidden">
       window.location.href = "login.html";
     }
+    // jsPDF helper
+    function getJsPDF() {
+      if (window.jspdf && window.jspdf.jsPDF) return window.jspdf.jsPDF;
+      if (window.jsPDF) return window.jsPDF;
+      alert("PDF library (jsPDF) did not load. Check your internet connection or CDN access.");
+      return null;
+    }
     // DOM references
     const textarea = document.getElementById("inputText");
     const fileInput = document.getElementById("fileInput");
       }
     };
+    // PDF download
+    downloadBtn.onclick = () => {
       if (!lastResult) {
         alert("Run at least one scan before downloading a report.");
         return;
       }
+      const jsPDF = getJsPDF();
+      if (!jsPDF) return;
+      const doc = new jsPDF({ unit: "pt", format: "a4" });
+      let y = 40;
+      doc.setFontSize(16);
+      doc.text("TrueWrite Scan — AI Content Report", 40, y); y += 22;
+      doc.setFontSize(11);
+      doc.text("Generated: " + new Date().toLocaleString(), 40, y); y += 18;
+      doc.text("User: " + (user || "N/A"), 40, y); y += 18;
+      doc.setFontSize(12);
+      doc.text(`AI probability: ${lastResult.ai_percent}%`, 40, y); y += 16;
+      doc.text(`Human probability: ${lastResult.human_percent}%`, 40, y); y += 16;
+      doc.text(`Word count: ${lastResult.word_count}`, 40, y); y += 18;
+      if (lastResult.avg_sentence_length !== null && lastResult.avg_sentence_length !== undefined) {
+        doc.text(`Avg sentence length: ${lastResult.avg_sentence_length}`, 40, y); y += 18;
+      }
+      if (lastResult.summary) {
+        doc.text("Summary:", 40, y); y += 16;
+        doc.setFontSize(10);
+        const lines = doc.splitTextToSize(lastResult.summary, 520);
+        doc.text(lines, 40, y);
+        y += lines.length * 12 + 10;
       }
+      doc.setFontSize(11);
+      doc.text("--- Original text (truncated) ---", 40, y); y += 18;
+      const original = lastResult.text || "";
+      const truncated = original.length > 4000 ? original.slice(0, 4000) + "\n\n[TRUNCATED]" : original;
+      const textLines = doc.splitTextToSize(truncated, 520);
+      doc.setFontSize(10);
+      doc.text(textLines, 40, y);
+      doc.save("truewrite-ai-report.pdf");
     };
+    // Reviews slider
     const reviews = [
+      {
+        name: "Aarav S.",
+        role: "B.Tech Student",
+        text: "Helps me understand how AI-generated my project reports might look before submission.",
+        stars: 5
+      },
+      {
+        name: "Priya K.",
+        role: "AI Research Enthusiast",
+        text: "The transparent scoring is perfect for explaining AI detection concepts to juniors.",
+        stars: 5
+      },
+      {
+        name: "Rahul M.",
+        role: "Content Creator",
+        text: "Gives a quick signal when my text feels too uniform and AI-like.",
+        stars: 4
+      },
+      {
+        name: "Sneha R.",
+        role: "M.Sc. Student",
+        text: "Very handy example for my seminar on AI ethics and content authenticity.",
+        stars: 5
+      },
+      {
+        name: "Vikram J.",
+        role: "Developer",
+        text: "Exactly the kind of simple, hackable AI-detector UI I wanted for my side project.",
+        stars: 4
+      }
     ];
     let currentReview = 0;