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Adding New Coin

The addNewCoin mutation allows an admin to add a new cryptocurrency to the system.

Mutation: addNewCoin​

Schema:​

addNewCoin(
  name: String!,
  symbol: String!
): Coin

Parameters​

  • name (String): The name of the cryptocurrency (e.g., "bitcoin", "bitcoin cash"). This field is mandatory.
  • symbol (String): The symbol of the coin (e.g., "BTC", "BCH"). This field is mandatory.

Return​

The mutation returns the created Coin object.

Example Mutation​

The following is an example of how to use the addNewCoin mutation to add a new cryptocurrency:

mutation {
  addNewCoin(
    name: "Bitcoin",
    symbol: "BTC"
  ) {
    name,
    symbol
  }
}

Return​

The example returns the created coin with its name and symbol.

In this example, the mutation adds a new cryptocurrency named "Bitcoin" with the symbol "BTC". The return value includes the Coin object with the name and symbol of the created coin.