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use crate::{
client::Client,
error::Error as HttpError,
request::{validate, Pending, Request},
routing::Route,
};
use serde::Serialize;
use std::{
error::Error,
fmt::{Display, Formatter, Result as FmtResult},
};
use twilight_model::{id::GuildId, template::Template};
#[derive(Debug)]
pub struct UpdateTemplateError {
kind: UpdateTemplateErrorType,
}
impl UpdateTemplateError {
#[must_use = "retrieving the type has no effect if left unused"]
pub const fn kind(&self) -> &UpdateTemplateErrorType {
&self.kind
}
#[allow(clippy::unused_self)]
#[must_use = "consuming the error and retrieving the source has no effect if left unused"]
pub fn into_source(self) -> Option<Box<dyn Error + Send + Sync>> {
None
}
#[must_use = "consuming the error int its parts has no effect if left unused"]
pub fn into_parts(
self,
) -> (
UpdateTemplateErrorType,
Option<Box<dyn Error + Send + Sync>>,
) {
(self.kind, None)
}
}
impl Display for UpdateTemplateError {
fn fmt(&self, f: &mut Formatter<'_>) -> FmtResult {
match self.kind {
UpdateTemplateErrorType::NameInvalid { .. } => {
f.write_str("the template name is invalid")
}
UpdateTemplateErrorType::DescriptionTooLarge { .. } => {
f.write_str("the template description is too large")
}
}
}
}
impl Error for UpdateTemplateError {}
#[derive(Debug)]
#[non_exhaustive]
pub enum UpdateTemplateErrorType {
NameInvalid {
name: String,
},
DescriptionTooLarge {
description: String,
},
}
#[derive(Serialize)]
struct UpdateTemplateFields {
name: Option<String>,
description: Option<String>,
}
pub struct UpdateTemplate<'a> {
fields: UpdateTemplateFields,
fut: Option<Pending<'a, Template>>,
guild_id: GuildId,
http: &'a Client,
template_code: String,
}
impl<'a> UpdateTemplate<'a> {
pub(crate) fn new(
http: &'a Client,
guild_id: GuildId,
template_code: impl Into<String>,
) -> Self {
Self::_new(http, guild_id, template_code.into())
}
fn _new(http: &'a Client, guild_id: GuildId, template_code: String) -> Self {
Self {
fields: UpdateTemplateFields {
name: None,
description: None,
},
fut: None,
guild_id,
http,
template_code,
}
}
pub fn description(self, description: impl Into<String>) -> Result<Self, UpdateTemplateError> {
self._description(description.into())
}
fn _description(mut self, description: String) -> Result<Self, UpdateTemplateError> {
if !validate::template_description(&description) {
return Err(UpdateTemplateError {
kind: UpdateTemplateErrorType::DescriptionTooLarge { description },
});
}
self.fields.description.replace(description);
Ok(self)
}
pub fn name(self, name: impl Into<String>) -> Result<Self, UpdateTemplateError> {
self._name(name.into())
}
fn _name(mut self, name: String) -> Result<Self, UpdateTemplateError> {
if !validate::template_name(&name) {
return Err(UpdateTemplateError {
kind: UpdateTemplateErrorType::NameInvalid { name },
});
}
self.fields.name.replace(name);
Ok(self)
}
fn start(&mut self) -> Result<(), HttpError> {
let request = Request::builder(Route::UpdateTemplate {
guild_id: self.guild_id.0,
template_code: self.template_code.clone(),
})
.json(&self.fields)?
.build();
self.fut.replace(Box::pin(self.http.request(request)));
Ok(())
}
}
poll_req!(UpdateTemplate<'_>, Template);