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use std::collections::HashMap;
use std::io::Write;
use std::str::FromStr;
use xml::attribute::OwnedAttribute;
use xml::writer::events::StartElementBuilder;
use xml::writer::XmlEvent as XmlWriterEvent;
use xml::EventWriter;
#[derive(thiserror::Error, Debug)]
#[allow(clippy::enum_variant_names)]
pub enum ParseError {
#[error("Expected int: {0}")]
ExpectedInt(#[from] std::num::ParseIntError),
}
#[derive(Debug)]
pub struct MicSetup {
mic_type: u8,
dynamic_mic_gain: u16,
condenser_mic_gain: u16,
trs_mic_gain: u16,
}
impl MicSetup {
pub fn new() -> Self {
Self {
mic_type: 0,
dynamic_mic_gain: 0,
condenser_mic_gain: 0,
trs_mic_gain: 0,
}
}
pub fn parse_config(&mut self, attributes: &[OwnedAttribute]) -> Result<(), ParseError> {
for attr in attributes {
if attr.name.local_name == "MIC_TYPE" {
self.mic_type = u8::from_str(attr.value.as_str())?;
continue;
}
if attr.name.local_name == "DYNAMIC_MIC_GAIN" {
self.dynamic_mic_gain = (u32::from_str(attr.value.as_str())? / 65536) as u16;
continue;
}
if attr.name.local_name == "CONDENSER_MIC_GAIN" {
self.condenser_mic_gain = (u32::from_str(attr.value.as_str())? / 65536) as u16;
continue;
}
if attr.name.local_name == "TRS_MIC_GAIN" {
self.trs_mic_gain = (u32::from_str(attr.value.as_str())? / 65536) as u16;
continue;
}
}
Ok(())
}
pub fn write_config<W: Write>(
&self,
writer: &mut EventWriter<&mut W>,
) -> Result<(), xml::writer::Error> {
let mut element: StartElementBuilder = XmlWriterEvent::start_element("setupTreeMicProfile");
let mut attributes: HashMap<String, String> = HashMap::default();
attributes.insert("MIC_TYPE".to_string(), format!("{}", self.mic_type));
attributes.insert(
"DYNAMIC_MIC_GAIN".to_string(),
format!("{}", (self.dynamic_mic_gain as u32 * 65536)),
);
attributes.insert(
"CONDENSER_MIC_GAIN".to_string(),
format!("{}", (self.condenser_mic_gain as u32 * 65536)),
);
attributes.insert(
"TRS_MIC_GAIN".to_string(),
format!("{}", (self.trs_mic_gain as u32 * 65536)),
);
for (key, value) in &attributes {
element = element.attr(key.as_str(), value.as_str());
}
writer.write(element)?;
writer.write(XmlWriterEvent::end_element())?;
Ok(())
}
pub fn mic_type(&self) -> u8 {
self.mic_type
}
pub fn dynamic_mic_gain(&self) -> u16 {
self.dynamic_mic_gain
}
pub fn condenser_mic_gain(&self) -> u16 {
self.condenser_mic_gain
}
pub fn trs_mic_gain(&self) -> u16 {
self.trs_mic_gain
}
pub fn set_mic_type(&mut self, mic_type: u8) {
self.mic_type = mic_type;
}
pub fn set_dynamic_mic_gain(&mut self, dynamic_mic_gain: u16) {
self.dynamic_mic_gain = dynamic_mic_gain;
}
pub fn set_condenser_mic_gain(&mut self, condenser_mic_gain: u16) {
self.condenser_mic_gain = condenser_mic_gain;
}
pub fn set_trs_mic_gain(&mut self, trs_mic_gain: u16) {
self.trs_mic_gain = trs_mic_gain;
}
}