export function extractDappURLFromManifest(manifest) {
    if (manifest && manifest.params && "dappUrl" in manifest.params) {
        try {
            const url = new URL(manifest.params.dappUrl);
            return url;
        }
        catch {
            // Invalid URL
            return undefined;
        }
    }
    if (manifest &&
        manifest.params &&
        "dappURL" in manifest.params &&
        typeof manifest.params.dappURL === "string") {
        try {
            const url = new URL(manifest.params.dappURL);
            return url;
        }
        catch {
            // Invalid URL
            return undefined;
        }
    }
    if (manifest && manifest.dapp) {
        try {
            if (manifest.url instanceof URL) {
                return manifest.url;
            }
            const url = new URL(manifest.url);
            return url;
        }
        catch {
            // Invalid URL
            return undefined;
        }
    }
    return undefined;
}
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