imag-store/src/update.rs


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use std::ops::DerefMut;
use std::process::exit;

use libimagrt::runtime::Runtime;
use libimagstore::storeid::build_entry_path;
use libimagerror::trace::trace_error;

use util::build_toml_header;

pub fn update(rt: &Runtime) {
    rt.cli()
        .subcommand_matches("update")
        .map(|scmd| {
            scmd.value_of("id")
                .map(|id| {
                    let path = build_entry_path(rt.store(), id);
                    if path.is_err() {
                        trace_error(&path.unwrap_err());
                        exit(1);
                    }
                    let path = path.unwrap();

                    rt.store()
                        .retrieve(path)
                        .map(|mut locked_e| {
                            let mut e = locked_e.deref_mut();

                            scmd.value_of("content")
                                .map(|new_content| {
                                    *e.get_content_mut() = String::from(new_content);
                                    debug!("New content set");
                                });

                            *e.get_header_mut() = build_toml_header(scmd, e.get_header().clone());
                            debug!("New header set");
                        })
                })
        });

}