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use core_foundation_sys::base::OSStatus;
use std::fmt;
use coremidi_sys::{MIDIObjectRef, SInt32};
use crate::properties::{
BooleanProperty, IntegerProperty, Properties, PropertyGetter, PropertySetter, StringProperty,
};
/// A [MIDI Object](https://developer.apple.com/documentation/coremidi/midiobjectref).
///
/// The base class of many CoreMIDI objects.
///
#[derive(Hash, Eq, PartialEq)]
pub struct Object(pub(crate) MIDIObjectRef);
impl Object {
/// Get the name for the object.
///
pub fn name(&self) -> Option<String> {
Properties::name().value_from(self).ok()
}
/// Get the unique id for the object.
///
pub fn unique_id(&self) -> Option<u32> {
Properties::unique_id()
.value_from(self)
.ok()
.map(|v: SInt32| v as u32)
}
/// Get the display name for the object.
///
pub fn display_name(&self) -> Option<String> {
Properties::display_name().value_from(self).ok()
}
/// Sets an object's string-type property.
///
pub fn set_property_string(&self, name: &str, value: &str) -> Result<(), OSStatus> {
StringProperty::new(name).set_value(self, value)
}
/// Gets an object's string-type property.
///
pub fn get_property_string(&self, name: &str) -> Result<String, OSStatus> {
StringProperty::new(name).value_from(self)
}
/// Sets an object's integer-type property.
///
pub fn set_property_integer(&self, name: &str, value: i32) -> Result<(), OSStatus> {
IntegerProperty::new(name).set_value(self, value)
}
/// Gets an object's integer-type property.
///
pub fn get_property_integer(&self, name: &str) -> Result<i32, OSStatus> {
IntegerProperty::new(name).value_from(self)
}
/// Sets an object's boolean-type property.
///
/// CoreMIDI treats booleans as integers (0/1) but this API uses native bool types
///
pub fn set_property_boolean(&self, name: &str, value: bool) -> Result<(), OSStatus> {
BooleanProperty::new(name).set_value(self, value)
}
/// Gets an object's boolean-type property.
///
/// CoreMIDI treats booleans as integers (0/1) but this API uses native bool types
///
pub fn get_property_boolean(&self, name: &str) -> Result<bool, OSStatus> {
BooleanProperty::new(name).value_from(self)
}
pub fn set_property<T>(
&self,
property: &dyn PropertySetter<T>,
value: T,
) -> Result<(), OSStatus> {
property.set_value(self, value)
}
pub fn get_property<T>(&self, property: &dyn PropertyGetter<T>) -> Result<T, OSStatus> {
property.value_from(self)
}
}
impl fmt::Debug for Object {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "Object({:x})", self.0 as usize)
}
}
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