Add CLI implementation

bin/domain/imag-log/src/main.rs

@@ -1,3 +1,151 @@
+//
+// imag - the personal information management suite for the commandline
+// Copyright (C) 2015, 2016 Matthias Beyer <mail@beyermatthias.de> and contributors
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; version
+// 2.1 of the License.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+//
+
+#![deny(
+    non_camel_case_types,
+    non_snake_case,
+    path_statements,
+    trivial_numeric_casts,
+    unstable_features,
+    unused_allocation,
+    unused_import_braces,
+    unused_imports,
+    unused_must_use,
+    unused_mut,
+    unused_qualifications,
+    while_true,
+)]
+
+extern crate clap;
+#[macro_use] extern crate is_match;
+#[macro_use] extern crate log;
+#[macro_use] extern crate version;
+extern crate toml;
+extern crate toml_query;
+
+extern crate libimaglog;
+extern crate libimagrt;
+extern crate libimagerror;
+extern crate libimagdiary;
+
+use libimagrt::runtime::Runtime;
+use libimagrt::setup::generate_runtime_setup;
+use libimagerror::trace::MapErrTrace;
+use libimagdiary::diary::Diary;
+use libimaglog::log::Log;
+use libimaglog::error::LogError as LE;
+
+mod ui;
+use ui::build_ui;
+
+use toml::Value;
+
 fn main() {
-    println!("Hello, world!");
+    let rt = generate_runtime_setup("imag-log",
+                                    &version!()[..],
+                                    "Overlay to imag-diary to 'log' single lines of text",
+                                    build_ui);
+
+
+    if let Some(scmd) = rt.cli() .subcommand_name() {
+        match scmd {
+            "show" => show(&rt),
+            _        => {
+                error!("Unknown command");
+                ::std::process::exit(1)
+            },
+        }
+    } else {
+        let diary_name = get_diary_name(&rt);
+        let text = get_log_text(&rt);
+
+        debug!("Writing to '{}': {}", diary_name, text);
+
+        let _ = rt
+            .store()
+            .new_entry_now(&diary_name)
+            .map(|mut fle| {
+                let _ = fle.make_log_entry().map_err_trace_exit_unwrap(1);
+                *fle.get_content_mut() = text;
+            })
+            .map_err_trace_exit_unwrap(1);
+        info!("Ok");
+    }
+}
+
+fn show(rt: &Runtime) {
+    unimplemented!()
+}
+
+fn get_diary_name(rt: &Runtime) -> String {
+    use toml_query::read::TomlValueReadExt;
+
+    let cfg = rt
+        .config()
+        .ok_or(LE::from("Configuration not present, cannot continue"))
+        .map_err_trace_exit_unwrap(1);
+
+    let logs = cfg
+        .read("log.logs")
+        .map_err_trace_exit_unwrap(1)
+        .ok_or(LE::from("Configuration missing: 'log.logs'"))
+        .map_err_trace_exit_unwrap(1)
+        .as_array()
+        .ok_or(LE::from("Configuration 'log.logs' is not an Array"))
+        .map_err_trace_exit_unwrap(1);
+
+    if !logs.iter().all(|e| is_match!(e, &Value::String(_))) {
+        error!("Configuration 'log.logs' is not an Array<String>!");
+        ::std::process::exit(1);
+    }
+
+    let logs = logs
+        .into_iter()
+        .map(Value::as_str)
+        .map(Option::unwrap)
+        .collect::<Vec<_>>();
+
+    let current_log = cfg
+        .read("log.default")
+        .map_err_trace_exit_unwrap(1)
+        .ok_or(LE::from("Configuration missing: 'log.default'"))
+        .map_err_trace_exit_unwrap(1)
+        .as_str()
+        .ok_or(LE::from("Configuration 'log.default' is not a String"))
+        .map_err_trace_exit_unwrap(1);
+
+    if !logs.contains(&current_log) {
+        error!("'log.logs' does not contain 'log.default'");
+        ::std::process::exit(1)
+    } else {
+        current_log.into()
+    }
+
+}
+
+fn get_log_text(rt: &Runtime) -> String {
+    rt.cli()
+        .values_of("text")
+        .unwrap() // safe by clap
+        .fold(String::with_capacity(500), |mut acc, e| {
+            acc.push_str(" ");
+            acc.push_str(e);
+            acc
+        })
 }

bin/domain/imag-log/src/ui.rs

@@ -17,7 +17,7 @@
 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 //
 
-use clap::{Arg, ArgGroup, App, SubCommand};
+use clap::{Arg, App, SubCommand};
 
 pub fn build_ui<'a>(app: App<'a, 'a>) -> App<'a, 'a> {
     app
@@ -34,8 +34,7 @@ pub fn build_ui<'a>(app: App<'a, 'a>) -> App<'a, 'a> {
             .multiple(true)
             .required(false)
             .help("Text to log. Multiple will be concatenated")
-            .value_name("TEXT")
-            .value_names("TEXTS"))
+            .value_name("TEXT"))
 
         .subcommand(SubCommand::with_name("show")
                    .about("View log(s)")