Update AccountInfo with cooldown fields

packages/sdk/src/types.ts

@@ -1037,6 +1037,21 @@ interface AccountInfoCommon {
     accountEncryptedAmount: AccountEncryptedAmount;
     accountReleaseSchedule: AccountReleaseSchedule;
     accountCredentials: Record<number, AccountCredential>;
+    /**
+     * The stake on the account that is in cooldown.
+     * There can be multiple amounts in cooldown that expire at different times.
+     * This was introduced in protocol version 7, and so is not present in
+     * earlier protocol versions.
+     */
+    accountCooldowns: Cooldown[];
+    /**
+     * The available (unencrypted) balance of the account (i.e. that can be transferred
+     * or used to pay for transactions). This is the balance minus the locked amount.
+     * The locked amount is the maximum of the amount in the release schedule and
+     * the total amount that is actively staked or in cooldown (inactive stake).
+     * This was introduced with protocol version 7
+     */
+    accountAvailableBalance: CcdAmount.Type;
 }
 
 export interface AccountInfoSimple extends AccountInfoCommon {
@@ -1832,3 +1847,44 @@ export type BlockItem =
               expiry: number;
           };
       };
+
+/**
+ * The status of a cooldown. When stake is removed from a baker or delegator
+ * (from protocol version 7) it first enters the pre-pre-cooldown state.
+ * The next time the stake snaphot is taken (at the epoch transition before
+ * a payday) it enters the pre-cooldown state. At the subsequent payday, it
+ * enters the cooldown state. At the payday after the end of the cooldown
+ * period, the stake is finally released.
+ */
+export enum CooldownStatus {
+    /**
+     * The amount is in cooldown and will expire at the specified time, becoming available
+     * at the subsequent pay day.
+     */
+    Cooldown,
+    /**
+     * The amount will enter cooldown at the next pay day. The specified end time is
+     * projected to be the end of the cooldown period, but the actual end time will be
+     * determined at the payday, and may be different if the global cooldown period
+     * changes.
+     */
+    PreCooldown,
+    /**
+     * The amount will enter pre-cooldown at the next snapshot epoch (i.e. the epoch
+     * transition before a pay day transition). As with pre-cooldown, the specified
+     * end time is projected, but the actual end time will be determined later.
+     */
+    PrePreCooldown,
+}
+
+/**
+ * Describes a cooldown associated with removal of stake from a baker/delegator account
+ */
+export type Cooldown = {
+    /** The time at which the cooldown will end  */
+    timestamp: Timestamp.Type;
+    /** The amount that is in cooldown and set to be released at the end of the cooldown period */
+    amount: CcdAmount.Type;
+    /** The status of the cooldown */
+    cooldownStatus: CooldownStatus;
+};