//
// 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
//

use chrono::naive::datetime::NaiveDateTime;

use libimagstore::storeid::StoreId;

use datepath::accuracy::Accuracy;
use datepath::format::Format;
use datepath::result::Result;

/// A builder for the DatePath object which can then be used to compile a time definition into a
/// StoreId.
#[derive(Builder, Debug)]
#[builder(setter(prefix = "with"))]
pub struct DatePathCompilerBuilder {

    /// The accuracy which should be used to compile the time definition.
    ///
    /// For example a `Accuracy::Hour` will ignore the minute and second from the time definition,
    /// a `Accuracy::Month` will ignore days, hours, minutes and seconds.
    #[builder(default)]
    accuracy : Accuracy,

    /// The formatter which shall be used to compile the time specification.
    #[builder(default)]
    format   : Format,

}


pub struct DatePathCompiler {
    accuracy : Accuracy,
    format   : Format,
}

impl DatePathCompiler {

    /// Compile a NaiveDateTime object into a StoreId object.
    ///
    /// # More information
    ///
    /// See the documentations of the `Format` and the `Accuracy` types as well.
    ///
    /// # Warnings
    ///
    /// This does _not_ guarantee that the StoreId can be created, is not yet in the store or
    /// anything else. Overall, this is just a `spec->path` compiler which is really stupid.
    ///
    /// # Return value
    ///
    /// The `StoreId` object on success.
    ///
    pub fn compile(&self, datetime: &NaiveDateTime) -> Result<StoreId> {
        unimplemented!()
    }

}