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use std::collections::HashMap;
use mqtt::QualityOfService;
use mqtt::TopicFilter;
#[derive(Debug)]
pub enum MessageType {
C2DMessage(Message),
DesiredPropertyUpdate(Message),
DirectMethod(DirectMethodInvokation),
}
#[derive(Debug)]
pub struct DirectMethodResponse {
pub(crate) status: i32,
pub(crate) request_id: String,
pub(crate) body: String,
}
impl DirectMethodResponse {
pub fn new(request_id: String, status: i32, body: Option<String>) -> Self {
Self {
status,
request_id,
body: body.unwrap_or_default(),
}
}
}
#[derive(Debug)]
pub enum SendType {
Message(Message),
Ping,
RespondToDirectMethod(DirectMethodResponse),
RequestTwinProperties(String),
Subscribe(Vec<(TopicFilter, QualityOfService)>),
}
const MESSAGE_ID: &str = "message-id";
#[derive(Default, Debug)]
pub struct Message {
pub body: Vec<u8>,
pub(crate) properties: HashMap<String, String>,
pub(crate) system_properties: HashMap<String, String>,
}
impl Message {
pub fn new(body: Vec<u8>) -> Self {
Self {
body,
..Default::default()
}
}
pub fn builder() -> MessageBuilder {
MessageBuilder::default()
}
}
#[derive(Debug, Default)]
pub struct MessageBuilder {
message: Option<Vec<u8>>,
properties: HashMap<String, String>,
system_properties: HashMap<String, String>,
}
impl MessageBuilder {
pub fn set_body(mut self, body: Vec<u8>) -> Self {
self.message = Some(body);
self
}
pub fn set_message_id(mut self, message_id: String) -> Self {
self.system_properties
.insert(MESSAGE_ID.to_owned(), message_id);
self
}
pub fn add_message_property(mut self, key: String, value: String) -> Self {
self.properties.insert(key, value);
self
}
pub fn build(self) -> Message {
Message {
body: self.message.unwrap(),
properties: self.properties,
system_properties: self.system_properties,
}
}
}
#[derive(Debug)]
pub struct DirectMethodInvokation {
pub(crate) method_name: String,
pub(crate) message: Message,
pub(crate) request_id: String,
}