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use crate::errors::Error;
use serde::Serialize;
use std::borrow::Cow;
mod bool_qs_serialize {
use serde::Serializer;
pub fn is_false(b: &bool) -> bool {
!*b
}
pub fn serialize<S: Serializer>(b: &bool, s: S) -> Result<S::Ok, S::Error> {
if *b {
s.serialize_i64(1)
} else {
s.serialize_i64(0)
}
}
}
/// Represents the options for the directory request
#[derive(Debug, Clone, Default, PartialEq, Serialize)]
pub struct DirectoryRequest<'a> {
offset: Option<usize>,
limit: Option<usize>,
order: Option<Cow<'a, str>>, // TODO enum
#[serde(skip_serializing_if = "bool_qs_serialize::is_false")]
#[serde(serialize_with = "bool_qs_serialize::serialize")]
local: bool,
}
impl<'a> DirectoryRequest<'a> {
/// make a new DirectoryRequest builder
pub fn new() -> Self {
DirectoryRequest::default()
}
/// sets the offset
pub fn offset(mut self, offset: usize) -> Self {
self.offset = Some(offset);
self
}
/// sets the limit
pub fn limit(mut self, limit: usize) -> Self {
self.limit = Some(limit);
self
}
/// sets the order
pub fn order<I: Into<Cow<'a, str>>>(mut self, order: I) -> Self {
self.order = Some(order.into());
self
}
/// sets the local
pub fn local(mut self) -> Self {
self.local = true;
self
}
/// Turns this builder into a querystring
///
/// # Example
///
/// ```
/// # extern crate elefren;
/// # use elefren::requests::DirectoryRequest;
/// let request = DirectoryRequest::new();
/// assert_eq!(
/// &request
/// .limit(10)
/// .to_querystring()
/// .expect("Couldn't serialize qs"),
/// "limit=10"
/// );
/// ```
pub fn to_querystring(&self) -> Result<String, Error> {
Ok(format!("{}", serde_qs::to_string(&self)?))
}
}
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