Method insertMany

src/components/blocks.ts:248–278

* Inserts several blocks at once * * @param blocks - blocks to insert * @param index - index to insert blocks at

(blocks: Block[], index: number )

   * @param index - index to insert blocks at
   */
  public insertMany(blocks: Block[], index: number ): void {
    const fragment = new DocumentFragment();

    for (const block of blocks) {
      fragment.appendChild(block.holder);
    }

    if (this.length > 0) {
      if (index > 0) {
        const previousBlockIndex = Math.min(index - 1, this.length - 1);
        const previousBlock = this.blocks[previousBlockIndex];

        previousBlock.holder.after(fragment);
      } else if (index === 0) {
        this.workingArea.prepend(fragment);
      }

      /**
       * Insert blocks to the array at the specified index
       */
      this.blocks.splice(index, 0, ...blocks);
    } else {
      this.blocks.push(...blocks);
      this.workingArea.appendChild(fragment);
    }

    /**
     * Call Rendered event for each block
     */
    blocks.forEach((block) => block.call(BlockToolAPI.RENDERED));
  }

  /**
   * Remove block