tauri_plugin_android_fs/models/
storage_volume.rs

1use serde::{Deserialize, Serialize};
2use crate::*;
3
4
5#[derive(Debug, Clone, Hash, PartialEq, Eq, Deserialize, Serialize)]
6#[serde(rename_all = "camelCase")]
7pub struct StorageVolume {
8
9    /// A user-visible description of the volume.  
10    /// This can be determined by the manufacturer and is often localized according to the user’s language.
11    ///
12    /// e.g.
13    /// - `Internal shared storage`
14    /// - `SDCARD`
15    /// - `SD card`
16    /// - `Virtual SD card`
17    pub description: String,
18
19    /// Indicates whether this is primary storage volume. 
20    /// A device always has one (and one only) primary storage volume. 
21    pub is_primary: bool,
22
23    /// Indicates whether this is physically removable.
24    /// If `false`, this is device's built-in storage.
25    pub is_removable: bool,
26
27    /// Indicates whether thit is stable part of the device.
28    /// 
29    /// For example, a device’s built-in storage and physical media slots under protective covers are considered stable, 
30    /// while USB flash drives connected to handheld devices are not.
31    pub is_stable: bool,
32
33    /// Indicates whether this is backed by private user data partition, 
34    /// either internal storage or [adopted storage](https://source.android.com/docs/core/storage/adoptable).
35    ///
36    /// On most recent devices, the primary storage volume will often have this set to `true`.
37    pub is_emulated: bool,
38
39    /// Indicates whether this is readonly storage volume.
40    ///
41    /// e.g. SD card with readonly mode.
42    /// 
43    /// # Remark
44    /// As far as I understand, this should never be `true` 
45    /// when either `is_primary` or `is_emulated` is true, 
46    /// or when `is_removable` is false, 
47    /// but it might not be the case due to any issues or rare cases.
48    pub is_readonly: bool,
49
50    pub is_available_for_private_storage: bool,
51
52    pub is_available_for_public_storage: bool,
53
54    pub id: StorageVolumeId
55}
56
57#[derive(Debug, Clone, Hash, PartialEq, Eq, Deserialize, Serialize)]
58#[serde(rename_all = "camelCase")]
59pub struct StorageVolumeId {
60    pub(crate) top_directory_path: Option<std::path::PathBuf>,
61    pub(crate) media_store_volume_name: Option<String>,
62    pub(crate) private_data_dir_path: Option<std::path::PathBuf>,
63    pub(crate) private_cache_dir_path: Option<std::path::PathBuf>,
64    pub(crate) uuid: Option<String>,
65}
66
67#[allow(unused)]
68impl StorageVolumeId {
69
70    pub(crate) fn outside_private_dir_path(&self, dir: OutsidePrivateDir) -> Option<&std::path::PathBuf> {
71        match dir {
72            OutsidePrivateDir::Data => self.private_data_dir_path.as_ref(),
73            OutsidePrivateDir::Cache => self.private_cache_dir_path.as_ref(),
74        }
75    }
76}