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remotion/node_modules/@remotion/studio/dist/api/watch-static-file.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.watchStaticFile = void 0;
+const remotion_1 = require("remotion");
+const watch_public_folder_1 = require("./watch-public-folder");
+/*
+ * @description Watches for changes in a specific static file and invokes a callback function when the file changes, enabling dynamic updates in your Remotion projects.
+ * @see [Documentation](https://www.remotion.dev/docs/studio/watch-static-file)
+ */
+const watchStaticFile = (fileName, callback) => {
+    if (!(0, remotion_1.getRemotionEnvironment)().isStudio) {
+        // eslint-disable-next-line no-console
+        console.warn('watchStaticFile() is only available while using the Remotion Studio.');
+        return { cancel: () => undefined };
+    }
+    if (window.remotion_isReadOnlyStudio) {
+        // eslint-disable-next-line no-console
+        console.warn('watchStaticFile() is only available in an interactive Studio.');
+        return { cancel: () => undefined };
+    }
+    const withoutStaticBase = fileName.startsWith(window.remotion_staticBase)
+        ? fileName.replace(window.remotion_staticBase, '')
+        : fileName;
+    const withoutLeadingSlash = withoutStaticBase.startsWith('/')
+        ? withoutStaticBase.slice(1)
+        : withoutStaticBase;
+    let prevFileData = window.remotion_staticFiles.find((file) => file.name === withoutLeadingSlash);
+    const { cancel } = (0, watch_public_folder_1.watchPublicFolder)((staticFiles) => {
+        // Check for user specified file
+        const newFileData = staticFiles.find((file) => file.name === withoutLeadingSlash);
+        if (!newFileData) {
+            // File is deleted
+            if (prevFileData !== undefined) {
+                callback(null);
+            }
+            prevFileData = undefined;
+            return;
+        }
+        if (prevFileData === undefined ||
+            prevFileData.lastModified !== newFileData.lastModified) {
+            callback(newFileData); // File is added or modified
+            prevFileData = newFileData;
+        }
+    });
+    return { cancel };
+};
+exports.watchStaticFile = watchStaticFile;