57 lines
1.6 KiB
Rust
57 lines
1.6 KiB
Rust
use serde::de::DeserializeOwned;
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use base64::engine::general_purpose::STANDARD;
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use base64::Engine;
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use super::HTMLDataCursor;
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#[allow(unused)]
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pub(crate) fn serde_from_bytes<T: DeserializeOwned>(string: &[u8]) -> Option<T> {
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let decompressed = STANDARD.decode(string).ok()?;
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postcard::from_bytes(&decompressed).ok()
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}
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static SERVER_DATA: once_cell::sync::Lazy<Option<HTMLDataCursor>> =
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once_cell::sync::Lazy::new(|| {
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#[cfg(target_arch = "wasm32")]
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{
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let attribute = web_sys::window()?
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.document()?
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.get_element_by_id("dioxus-storage-data")?
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.get_attribute("data-serialized")?;
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let data: super::HTMLData = serde_from_bytes(attribute.as_bytes())?;
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Some(data.cursor())
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}
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#[cfg(not(target_arch = "wasm32"))]
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{
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None
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}
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});
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pub(crate) fn take_server_data<T: DeserializeOwned>() -> Option<T> {
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SERVER_DATA.as_ref()?.take()
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}
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#[cfg(not(feature = "ssr"))]
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/// Get the props from the document. This is only available in the browser.
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///
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/// When dioxus-fullstack renders the page, it will serialize the root props and put them in the document. This function gets them from the document.
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pub fn get_root_props_from_document<T: DeserializeOwned>() -> Option<T> {
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#[cfg(not(target_arch = "wasm32"))]
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{
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None
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}
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#[cfg(target_arch = "wasm32")]
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{
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let attribute = web_sys::window()?
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.document()?
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.get_element_by_id("dioxus-storage-props")?
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.get_attribute("data-serialized")?;
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serde_from_bytes(attribute.as_bytes())
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}
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}
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