caretta-sync/core/src/config/storage.rs

126 lines
No EOL
4.1 KiB
Rust

use std::path::PathBuf;
#[cfg(feature="desktop")]
use clap::Args;
#[cfg(any(test, feature="test"))]
use tempfile::tempdir;
use crate::{config::{ConfigError, PartialConfig}, utils::{emptiable::Emptiable, get_binary_name, mergeable::Mergeable}};
use libp2p::mdns::Config;
use serde::{Deserialize, Serialize};
#[derive(Clone, Debug)]
pub struct StorageConfig {
pub data_directory: PathBuf,
pub cache_directory: PathBuf,
}
impl TryFrom<PartialStorageConfig> for StorageConfig {
type Error = ConfigError;
fn try_from(value: PartialStorageConfig) -> Result<Self, Self::Error> {
Ok(Self {
data_directory: value.data_directory.ok_or(ConfigError::MissingConfig("data_directory".to_string()))?,
cache_directory: value.cache_directory.ok_or(ConfigError::MissingConfig("cache_directory".to_string()))?,
})
}
}
#[cfg_attr(feature="desktop", derive(Args))]
#[derive(Clone, Debug, Deserialize, PartialEq, Serialize)]
pub struct PartialStorageConfig {
#[cfg_attr(feature="desktop", arg(long))]
pub data_directory: Option<PathBuf>,
#[cfg_attr(feature="desktop", arg(long))]
pub cache_directory: Option<PathBuf>,
}
impl PartialStorageConfig {
#[cfg(not(any(target_os="android", target_os="ios")))]
pub fn default(app_name: &'static str) -> Self {
let mut data_dir = dirs::data_local_dir().unwrap();
data_dir.push(app_name);
let mut cache_dir = dirs::cache_dir().unwrap();
cache_dir.push(app_name);
Self {
data_directory: Some(data_dir),
cache_directory: Some(cache_dir)
}
}
#[cfg(target_os="android")]
fn default_android() -> Self{
let ctx = ndk_context::android_context();
let vm = unsafe { jni::JavaVM::from_raw(ctx.vm().cast()) }?;
let mut env = vm.attach_current_thread()?;
let ctx = unsafe { jni::objects::JObject::from_raw(ctx.context().cast()) };
let cache_dir = env
.call_method(ctx, "getFilesDir", "()Ljava/io/File;", &[])?
.l()?;
let cache_dir: jni::objects::JString = env
.call_method(&cache_dir, "toString", "()Ljava/lang/String;", &[])?
.l()?
.try_into()?;
let cache_dir = env.get_string(&cache_dir)?;
let cache_dir = cache_dir.to_str()?;
Ok(cache_dir.to_string())
}
#[cfg(target_os="ios")]
fn default_ios(){
unsafe {
let file_manager: *mut Object = msg_send![Class::get("NSFileManager").unwrap(), defaultManager];
let paths: Id<Object> = msg_send![file_manager, URLsForDirectory:1 inDomains:1];
let first_path: *mut Object = msg_send![paths, firstObject];
let path: Id<NSString> = Id::from_ptr(msg_send![first_path, path]);
Some(path.as_str().to_string())
}
}
}
impl From<StorageConfig> for PartialStorageConfig {
fn from(config: StorageConfig) -> PartialStorageConfig {
Self {
data_directory: Some(config.data_directory),
cache_directory: Some(config.cache_directory),
}
}
}
impl Emptiable for PartialStorageConfig {
fn empty() -> Self {
Self {
data_directory: None,
cache_directory: None
}
}
fn is_empty(&self) -> bool {
self.data_directory.is_none() && self.cache_directory.is_none()
}
}
impl Mergeable for PartialStorageConfig {
fn merge(&mut self, mut other: Self) {
if let Some(x) = other.data_directory.take() {
let _ = self.data_directory.insert(x);
};
if let Some(x) = other.cache_directory.take() {
let _ = self.cache_directory.insert(x);
};
}
}
impl Mergeable for Option<PartialStorageConfig> {
fn merge(&mut self, mut other: Self) {
match other.take() {
Some(x) => {
if let Some(y) = self.as_mut() {
y.merge(x);
} else {
let _ = self.insert(x);
}
},
None => {}
};
}
}