emgauwa/controller
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Add delete handler and json-payload error response

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This commit is contained in:
Tobias Reisinger 2021-11-08 13:11:20 +01:00
parent e6278176e4
commit 7254eddc6c
8 changed files with 162 additions and 51 deletions

54
src/types.rs
View file

@ -1,5 +1,7 @@
use std::convert::TryFrom;
use std::fmt::{Debug, Formatter};
use std::io::Write;
use std::str::FromStr;
use diesel::backend::Backend;
use diesel::deserialize::FromSql;
@ -13,11 +15,20 @@ use uuid::Uuid;
#[derive(AsExpression, FromSqlRow, PartialEq, Clone)]
#[sql_type = "Binary"]
pub enum EmgauwaUid {
On,
Off,
On,
Any(Uuid),
}
impl EmgauwaUid {
const OFF_STR: &'static str = "off";
const ON_STR: &'static str = "on";
const OFF_U8: u8 = 0;
const ON_U8: u8 = 1;
const OFF_U128: u128 = 0;
const ON_U128: u128 = 1;
}
impl Default for EmgauwaUid {
fn default() -> Self {
EmgauwaUid::Any(Uuid::new_v4())
@ -27,8 +38,8 @@ impl Default for EmgauwaUid {
impl Debug for EmgauwaUid {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
match self {
EmgauwaUid::On => "on".fmt(f),
EmgauwaUid::Off => "off".fmt(f),
EmgauwaUid::Off => EmgauwaUid::OFF_STR.fmt(f),
EmgauwaUid::On => EmgauwaUid::ON_STR.fmt(f),
EmgauwaUid::Any(value) => value.fmt(f),
}
}
@ -37,9 +48,9 @@ impl Debug for EmgauwaUid {
impl ToSql<Binary, Sqlite> for EmgauwaUid {
fn to_sql<W: Write>(&self, out: &mut Output<W, Sqlite>) -> serialize::Result {
match self {
EmgauwaUid::On => out.write_all(&[1])?,
EmgauwaUid::Off => out.write_all(&[0])?,
EmgauwaUid::Any(_) => out.write_all(Uuid::from(self).as_bytes())?,
EmgauwaUid::Off => out.write_all(&[EmgauwaUid::OFF_U8])?,
EmgauwaUid::On => out.write_all(&[EmgauwaUid::ON_U8])?,
EmgauwaUid::Any(value) => out.write_all(value.as_bytes())?,
}
Ok(IsNull::No)
}
@ -50,8 +61,8 @@ impl FromSql<Binary, Sqlite> for EmgauwaUid {
match bytes {
None => Ok(EmgauwaUid::default()),
Some(value) => match value.read_blob() {
[0] => Ok(EmgauwaUid::Off),
[1] => Ok(EmgauwaUid::On),
[EmgauwaUid::OFF_U8] => Ok(EmgauwaUid::Off),
[EmgauwaUid::ON_U8] => Ok(EmgauwaUid::On),
value_bytes => Ok(EmgauwaUid::Any(Uuid::from_slice(value_bytes).unwrap())),
},
}
@ -70,18 +81,33 @@ impl Serialize for EmgauwaUid {
impl From<Uuid> for EmgauwaUid {
fn from(uid: Uuid) -> EmgauwaUid {
match uid.as_u128() {
0 => EmgauwaUid::Off,
1 => EmgauwaUid::On,
EmgauwaUid::OFF_U128 => EmgauwaUid::Off,
EmgauwaUid::ON_U128 => EmgauwaUid::On,
_ => EmgauwaUid::Any(uid),
}
}
}
impl TryFrom<&str> for EmgauwaUid {
type Error = uuid::Error;
fn try_from(value: &str) -> Result<Self, Self::Error> {
match value {
EmgauwaUid::OFF_STR => Ok(EmgauwaUid::Off),
EmgauwaUid::ON_STR => Ok(EmgauwaUid::On),
any => match Uuid::from_str(any) {
Ok(uuid) => Ok(EmgauwaUid::Any(uuid)),
Err(err) => Err(err),
},
}
}
}
impl From<&EmgauwaUid> for Uuid {
fn from(emgauwa_uid: &EmgauwaUid) -> Uuid {
match emgauwa_uid {
EmgauwaUid::On => uuid::Uuid::from_u128(1),
EmgauwaUid::Off => uuid::Uuid::from_u128(0),
EmgauwaUid::Off => uuid::Uuid::from_u128(EmgauwaUid::OFF_U128),
EmgauwaUid::On => uuid::Uuid::from_u128(EmgauwaUid::ON_U128),
EmgauwaUid::Any(value) => *value,
}
}
@ -90,8 +116,8 @@ impl From<&EmgauwaUid> for Uuid {
impl From<&EmgauwaUid> for String {
fn from(emgauwa_uid: &EmgauwaUid) -> String {
match emgauwa_uid {
EmgauwaUid::Off => String::from("off"),
EmgauwaUid::On => String::from("on"),
EmgauwaUid::Off => String::from(EmgauwaUid::OFF_STR),
EmgauwaUid::On => String::from(EmgauwaUid::ON_STR),
EmgauwaUid::Any(value) => value.to_hyphenated().to_string(),
}
}