Add auto-import to ets-proxy after downloading Excel

After successful export download, automatically login to ets-proxy to get
JWT token and upload the file via /api/bill/import endpoint.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

src/main/java/com/ets/scraper/EtsScraper.java

@@ -31,6 +31,7 @@ public class EtsScraper {
     private static final Path SCREENSHOT_DIR = Path.of("screenshots");
     private static final String OLLAMA_URL = "http://10.0.1.39:11434";
     private static final String OLLAMA_MODEL = "qwen3-vl:4b";
+    private static final String PROXY_HOST = "http://127.0.0.1:8081";
 
     public static void main(String[] args) throws Exception {
         try {
@@ -167,6 +168,8 @@ public class EtsScraper {
                           } else {
                             System.out.println("[+] Download size: " + java.nio.file.Files.size(savedFile) + " bytes");
                           }
+                            // Auto-import to ets-proxy
+                            autoImportBill(savedFile);
                       }
                     screenshot(page, "after_export");
                     System.out.println("[+] Query and export completed!");
@@ -426,4 +429,99 @@ public class EtsScraper {
         s = s.replaceAll("^[`'\\\"]|[`'\\\"]+$", "");
         return s;
     }
+
+    public static void autoImportBill(Path filePath) {
+        String token = proxyLogin();
+        if (token == null) {
+            System.out.println("[-] Proxy login failed, skipping import");
+            return;
+        }
+        proxyImport(filePath, token);
+    }
+
+    public static String proxyLogin() {
+        try {
+            String loginUrl = PROXY_HOST + "/api/auth/login?username=" + USERNAME + "&password=" + PASSWORD;
+            java.net.URI uri = java.net.URI.create(loginUrl);
+            java.net.http.HttpClient client = java.net.http.HttpClient.newBuilder()
+                    .connectTimeout(java.time.Duration.ofSeconds(10))
+                    .build();
+            java.net.http.HttpRequest request = java.net.http.HttpRequest.newBuilder()
+                    .uri(uri)
+                    .GET()
+                    .header("Content-Type", "application/json")
+                    .build();
+            java.net.http.HttpResponse<String> response = client.send(request, java.net.http.HttpResponse.BodyHandlers.ofString());
+            String body = response.body();
+            int dataIdx = body.indexOf("\"data\"");
+            int tokenIdx = body.indexOf("\"accessToken\"");
+            if (dataIdx < 0 || tokenIdx < 0) {
+                System.out.println("[-] Login response unexpected: " + body.substring(0, Math.min(200, body.length())));
+                return null;
+            }
+            // Extract accessToken value
+            int colonStart = body.indexOf("\":", tokenIdx);
+            if (colonStart < 0) return null;
+            int quoteStart = body.indexOf("\"", colonStart + 2);
+            int quoteEnd = body.indexOf("\"", quoteStart + 1);
+            if (quoteStart < 0 || quoteEnd <= quoteStart) return null;
+            String token = body.substring(quoteStart + 1, quoteEnd);
+            System.out.println("[+] Proxy login successful, token: " + token.substring(0, Math.min(20, token.length())) + "...");
+            return token;
+        } catch (Exception e) {
+            System.out.println("[-] Proxy login failed: " + e.getMessage());
+            return null;
+        }
+    }
+
+    public static void proxyImport(Path filePath, String token) {
+        try {
+            java.io.File file = filePath.toFile();
+            String boundary = "----FormBoundary" + System.currentTimeMillis();
+            String boundaryLine = "--" + boundary;
+            java.net.URI uri = java.net.URI.create(PROXY_HOST + "/api/bill/import");
+
+            java.io.ByteArrayOutputStream out = new java.io.ByteArrayOutputStream();
+            java.io.OutputStream os = out;
+
+            // Write file part
+            os.write((boundaryLine + "\r\n").getBytes());
+            os.write(("Content-Disposition: form-data; name=\"file\"; filename=\"" + file.getName() + "\"\r\n").getBytes());
+            os.write("Content-Type: application/octet-stream\r\n\r\n".getBytes());
+            os.flush();
+
+            // Write file bytes
+            try (java.io.FileInputStream fis = new java.io.FileInputStream(file)) {
+                byte[] buf = new byte[8192];
+                int n;
+                while ((n = fis.read(buf)) > 0) {
+                    os.write(buf, 0, n);
+                }
+            }
+            os.flush();
+
+            // Write closing boundary
+            os.write(("\r\n" + boundaryLine + "--\r\n").getBytes());
+            os.flush();
+
+            byte[] entityBytes = out.toByteArray();
+
+            java.net.http.HttpClient client = java.net.http.HttpClient.newBuilder()
+                    .connectTimeout(java.time.Duration.ofSeconds(30))
+                    .build();
+            java.net.http.HttpRequest request = java.net.http.HttpRequest.newBuilder()
+                    .uri(uri)
+                    .header("Content-Type", "multipart/form-data; boundary=" + boundary)
+                    .header("Authorization", "Bearer " + token)
+                    .POST(java.net.http.HttpRequest.BodyPublishers.ofByteArray(entityBytes))
+                    .build();
+
+            java.net.http.HttpResponse<String> response = client.send(request, java.net.http.HttpResponse.BodyHandlers.ofString());
+            String body = response.body();
+            System.out.println("[+] Import response (" + response.statusCode() + "): " + body);
+        } catch (Exception e) {
+            System.out.println("[-] Import failed: " + e.getMessage());
+            e.printStackTrace();
+        }
+    }
 }