1  use log::info;
 2  use once_cell::sync::Lazy;
 3  use serde::{Deserialize, Serialize};
 4  use surrealdb::{
 5      engine::local::{Db, SpeeDb},
 6      Surreal,
 7  };
 8  
 9  static DB: Lazy<Surreal<Db>> = Lazy::new(|| Surreal::init());
10  
11  #[derive(Debug, Clone, Serialize, Deserialize)]
12  pub struct Person {
13      pub name: String,
14  }
15  
16  pub async fn init_app(app_document_path: String) -> Result<(), anyhow::Error> {
17      flutter_rust_bridge::setup_default_user_utils();
18  
19      info!("Initializing app...");
20      DB.connect::<SpeeDb>(app_document_path + "/finedge/db")
21          .await?;
22      DB.use_ns("finedge_app").use_db("finedge").await?;
23  
24      DB.update::<Option<Person>>(("person", "arian"))
25          .content(Person {
26              name: "Arian".to_string(),
27          })
28          .await?;
29  
30      Ok(())
31  }
32  
33  pub async fn greet() -> String {
34      let person = DB
35          .select::<Option<Person>>(("person", "arian"))
36          .await
37          .unwrap();
38  
39      format!("Hello, {}!", person.unwrap().name)
40  }