public async writeFileImpl()

in src/AppServiceFileSystem.ts [35:63]
27 lines of code
7 McCabe index (conditional complexity)

    public async writeFileImpl(context: IActionContext, node: FileTreeItem, content: Uint8Array, _originalUri: Uri): Promise<void> {
        const showSavePromptKey: string = 'showSavePrompt';
        if (getWorkspaceSetting<boolean>(showSavePromptKey)) {
            const message: string = localize('saveConfirmation', 'Saving "{0}" will update the file "{0}" in "{1}".', node.label, node.site.fullName);
            const result: MessageItem | undefined = await context.ui.showWarningMessage(message, DialogResponses.upload, DialogResponses.alwaysUpload, DialogResponses.dontUpload);
            if (result === DialogResponses.alwaysUpload) {
                await updateGlobalSetting(showSavePromptKey, false);
            } else if (result === DialogResponses.dontUpload) {
                throw new UserCancelledError('dontUpload');
            }
        }

        let etag: string = nonNullValue(this._etags.get(node.fullId), 'etag');
        try {
            this.appendLineToOutput(localize('updating', 'Updating "{0}" ...', node.label), { resourceName: node.site.fullName });
            await putFile(context, node.site, content, node.path, etag);
            this.appendLineToOutput(localize('done', 'Updated "{0}".', node.label), { resourceName: node.site.fullName });
        } catch (error) {
            const parsedError: IParsedError = parseError(error);
            if (parsedError.errorType === '412' && /etag/i.test(parsedError.message)) {
                throw new Error(localize('etagError', 'ETag does not represent the latest state of the file "{0}". Download the file from Azure to get the latest version.', node.label));
            }
            throw error;
        }

        etag = (await getFile(context, node.site, node.path)).etag;
        this._etags.set(node.fullId, etag);
        await node.refresh(context);
    }