couchbase-lite is an ergonomic wrapper for using couchbase-lite-core from Rust.
# #[macro_use]
# extern crate serde;
# use serde::{Serialize, Deserialize};
use couchbase_lite::{
Database, Document, DatabaseFlags,
fallible_streaming_iterator::FallibleStreamingIterator
};
#[derive(Serialize, Deserialize, Debug)]
#[serde(tag = "type")]
struct Message {
msg: String,
}
fn main() -> Result<(), couchbase_lite::Error> {
let mut db = Database::open_with_flags(
&std::env::temp_dir().join("a.cblite2"),
DatabaseFlags::CREATE,
)?;
{
let msg = Message { msg: "Test message".into() };
let mut trans = db.transaction()?;
let enc = trans.shared_encoder_session()?;
let mut doc = Document::new(&msg, enc)?;
trans.save(&mut doc)?;
trans.commit()?;
}
println!("we have {} documents in db", db.document_count());
let query = db.n1ql_query("SELECT _id FROM _default WHERE type='Message'")?;
let mut iter = query.run()?;
while let Some(item) = iter.next()? {
let id = item.get_raw_checked(0)?;
let id = id.as_str()?;
let doc = db.get_existing(id)?;
println!("doc id {}", doc.id());
let db_msg: Message = doc.decode_body()?;
println!("db_msg: {:?}", db_msg);
assert_eq!("Test message", db_msg.msg);
}
Ok(())
}