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use crate::schema::Document;
use crate::schema::Term;
use crate::Opstamp;

/// Timestamped Delete operation.
#[derive(Clone, Eq, PartialEq, Debug)]
pub struct DeleteOperation {
    pub opstamp: Opstamp,
    pub term: Term,
}

impl Default for DeleteOperation {
    fn default() -> Self {
        DeleteOperation {
            opstamp: 0u64,
            term: Term::new(),
        }
    }
}

/// Timestamped Add operation.
#[derive(Eq, PartialEq, Debug)]
pub struct AddOperation {
    pub opstamp: Opstamp,
    pub document: Document,
}

/// UserOperation is an enum type that encapsulates other operation types.
#[derive(Eq, PartialEq, Debug)]
pub enum UserOperation {
    /// Add operation
    Add(Document),
    /// Delete operation
    Delete(Term),
}