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// Copyright 2020-2021 IOTA Stiftung
// SPDX-License-Identifier: Apache-2.0

use bee_message::milestone::{Milestone, MilestoneIndex};

/// An event that indicates that the latest milestone has changed.
#[derive(Clone)]
pub struct LatestMilestoneChanged {
    /// The index of the milestone
    pub index: MilestoneIndex,
    /// The milestone data
    pub milestone: Milestone,
}

/// An event that indicates that the solid milestone has changed.
#[derive(Clone)]
pub struct SolidMilestoneChanged {
    /// The index of the milestone
    pub index: MilestoneIndex,
    /// The milestone data
    pub milestone: Milestone,
}

/// An event that indicates that the confirmed milestone has changed.
#[derive(Clone)]
pub struct ConfirmedMilestoneChanged {
    /// The index of the milestone
    pub index: MilestoneIndex,
    /// The milestone data
    pub milestone: Milestone,
}

/// An event that indicates that the snapshot milestone has changed.
#[derive(Clone)]
pub struct SnapshotMilestoneIndexChanged {
    /// The index of the milestone
    pub index: MilestoneIndex,
}

/// An event that indicates that the pruning milestone has changed.
#[derive(Clone)]
pub struct PruningMilestoneIndexChanged {
    /// The index of the milestone
    pub index: MilestoneIndex,
}