A blogging platform written in Rust for Cloudflare Workers, integrated with Standard Notes
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paprika/src/store.rs

47 lines
1.6 KiB

// Bindings to Cloudflare Workers KV
use crate::utils::*;
use js_sys::Promise;
use serde::Serialize;
use serde::de::DeserializeOwned;
use wasm_bindgen::prelude::*;
use wasm_bindgen_futures::JsFuture;
#[wasm_bindgen]
extern "C" {
#[wasm_bindgen(js_namespace = PAPRIKA, js_name = "get")]
fn kv_get(key: &str) -> Promise;
#[wasm_bindgen(js_namespace = PAPRIKA, js_name = "put")]
fn kv_put_str(key: &str, value: &str) -> Promise;
#[wasm_bindgen(js_namespace = PAPRIKA, js_name = "delete")]
fn kv_delete(key: &str) -> Promise;
}
// Returns empty string ("") if the key is not found
pub async fn get_str(key: &str) -> MyResult<String> {
Ok(JsFuture::from(kv_get(key)).await.internal_err()?.as_string().unwrap_or("".into()))
}
pub async fn get_obj<T: DeserializeOwned>(key: &str) -> MyResult<T> {
let res = get_str(key).await?;
Ok(serde_json::from_str(&res).internal_err()?)
}
pub async fn put_str(key: &str, value: &str) -> MyResult<()> {
JsFuture::from(kv_put_str(key, value)).await.internal_err()?;
Ok(())
}
pub async fn put_obj<T: Serialize>(key: &str, value: T) -> MyResult<()> {
put_str(key, &serde_json::to_string(&value).internal_err()?).await
}
// Some objects may be available for manual editing; thus making it pretty may be helpful
// For example, the user may want to manually edit the order in which posts appear
pub async fn put_obj_pretty<T: Serialize>(key: &str, value: T) -> MyResult<()> {
put_str(key, &serde_json::to_string_pretty(&value).internal_err()?).await
}
pub async fn delete(key: &str) -> MyResult<()> {
JsFuture::from(kv_delete(key)).await.internal_err()?;
Ok(())
}