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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use crate::{Guid, ServerTimestamp};
use std::borrow::Cow;
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct CollectionRequest {
pub collection: Cow<'static, str>,
pub full: bool,
pub ids: Option<Vec<Guid>>,
pub limit: usize,
pub older: Option<ServerTimestamp>,
pub newer: Option<ServerTimestamp>,
pub order: Option<RequestOrder>,
pub commit: bool,
pub batch: Option<String>,
}
impl CollectionRequest {
#[inline]
pub fn new<S>(collection: S) -> CollectionRequest
where
S: Into<Cow<'static, str>>,
{
CollectionRequest {
collection: collection.into(),
full: false,
ids: None,
limit: 0,
older: None,
newer: None,
order: None,
commit: false,
batch: None,
}
}
#[inline]
pub fn ids<V>(mut self, v: V) -> CollectionRequest
where
V: IntoIterator,
V::Item: Into<Guid>,
{
self.ids = Some(v.into_iter().map(|id| id.into()).collect());
self
}
#[inline]
pub fn full(mut self) -> CollectionRequest {
self.full = true;
self
}
#[inline]
pub fn older_than(mut self, ts: ServerTimestamp) -> CollectionRequest {
self.older = Some(ts);
self
}
#[inline]
pub fn newer_than(mut self, ts: ServerTimestamp) -> CollectionRequest {
self.newer = Some(ts);
self
}
#[inline]
pub fn sort_by(mut self, order: RequestOrder) -> CollectionRequest {
self.order = Some(order);
self
}
#[inline]
pub fn limit(mut self, num: usize) -> CollectionRequest {
self.limit = num;
self
}
#[inline]
pub fn batch(mut self, batch: Option<String>) -> CollectionRequest {
self.batch = batch;
self
}
#[inline]
pub fn commit(mut self, v: bool) -> CollectionRequest {
self.commit = v;
self
}
}
#[derive(Debug, Clone, Copy, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub enum RequestOrder {
Oldest,
Newest,
Index,
}
impl RequestOrder {
#[inline]
pub fn as_str(self) -> &'static str {
match self {
RequestOrder::Oldest => "oldest",
RequestOrder::Newest => "newest",
RequestOrder::Index => "index",
}
}
}
impl std::fmt::Display for RequestOrder {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
f.write_str(self.as_str())
}
}
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