feat(striker-ui-api): add handler for files GET one

striker-ui-api/routes/files.js

@@ -3,7 +3,8 @@ const { spawnSync } = require('child_process');
 
 const router = express.Router();
 
-router.get('/', (request, response) => {
+router
+  .get('/', (request, response) => {
     console.log('Calling CLI script to get data.');
 
     const scriptName = 'striker-access-database';
@@ -36,6 +37,44 @@ router.get('/', (request, response) => {
     }
 
     response.status(200).send(stdoutJSON);
-});
+  })
+  .get('/:fileUUID', (request, response) => {
+    console.log('Calling CLI script to get data.');
+
+    const scriptName = 'striker-access-database';
+    const childProcess = spawnSync(
+      scriptName,
+      [
+        '--query',
+        `SELECT *
+          FROM files AS fil
+          JOIN file_locations AS fil_loc
+          ON fil.file_uuid = fil_loc.file_location_file_uuid
+          WHERE fil.file_uuid = '${request.params.fileUUID}';`,
+      ],
+      {
+        timeout: 10000,
+        encoding: 'utf-8',
+      },
+    );
+    let stdoutJSON;
+
+    if (childProcess.error) {
+      console.log('Error:', childProcess.error);
+
+      response.status(500).send();
+    }
+
+    console.log('Stdout:', childProcess.stdout);
+    console.log('Stderr:', childProcess.stderr);
+
+    try {
+      stdoutJSON = JSON.parse(childProcess.stdout);
+    } catch (jsonParseError) {
+      console.warn(`Failed to parse output of script ${scriptName}.`);
+    }
+
+    response.status(200).send(stdoutJSON);
+  });
 
 module.exports = router;