[NES-253] add function to call requestDeposit

nest/src/AggregateToken.sol

@@ -219,11 +219,22 @@ contract AggregateToken is ComponentToken, IAggregateToken, ERC1155Holder {
         emit ComponentTokenSold(msg.sender, componentToken, componentTokenAmount, assets);
     }
 
+    /**
+     * @notice Request to buy ComponentToken.
+     * @dev Only the owner can call this function. This function requests the purchase of ComponentToken, which will be
+     * processed later.
+     * @param componentToken ComponentToken to buy
+     * @param assets Amount of `asset` to pay to receive the ComponentToken
+     */
+    function requestBuyComponentToken(IComponentToken componentToken, uint256 assets) public onlyRole(ADMIN_ROLE) {
+        uint256 requestId = componentToken.requestDeposit(assets, address(this), address(this));
+        emit ComponentTokenBuyRequested(msg.sender, componentToken, assets, requestId);
+    }
+
     /**
      * @notice Request to sell ComponentToken.
      * @dev Only the owner can call this function. This function requests the sale of ComponentToken, which will be
      * processed later.
-     *
      * @param componentToken ComponentToken to sell
      * @param componentTokenAmount Amount of ComponentToken to sell
      */

nest/src/interfaces/IAggregateToken.sol

@@ -41,9 +41,19 @@ interface IAggregateToken is IComponentToken {
         address indexed owner, IComponentToken indexed componentToken, uint256 componentTokenAmount, uint256 assets
     );
 
+    /**
+     * @notice Emitted when the owner requests to buy a ComponentToken.
+     * @param owner Address of the owner who requested to buy the ComponentToken.
+     * @param componentToken ComponentToken that was requested to be bought.
+     * @param assets Amount of `asset` requested to be paid.
+     * @param requestId The ID of the buy request.
+     */
+    event ComponentTokenBuyRequested(
+        address indexed owner, IComponentToken indexed componentToken, uint256 assets, uint256 requestId
+    );
+
     /**
      * @notice Emitted when the owner requests to sell a ComponentToken.
-     *
      * @param owner Address of the owner who requested to sell the ComponentToken.
      * @param componentToken ComponentToken that was requested to be sold.
      * @param componentTokenAmount Amount of ComponentToken requested to be sold.