caesura 0.11.2

An all-in-one command line tool to **transcode FLAC** audio files and **upload to gazelle** based indexers/trackers.
Documentation 
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use std::fmt::{Display, Formatter};

use crate::cli::ArgumentsParser;
use crate::cli::CommandArguments::*;
use clap::Args;
use di::{injectable, Ref};
use serde::{Deserialize, Serialize};

use crate::options::{Options, OptionsProvider, ValueProvider};

/// Options for [`JobRunner`]
#[derive(Args, Clone, Debug, Default, Deserialize, Serialize)]
pub struct RunnerOptions {
    /// Number of cpus to use for processing.
    /// Default: Total number of CPUs
    #[arg(long)]
    pub cpus: Option<u16>,
}

#[injectable]
impl RunnerOptions {
    fn new(provider: Ref<OptionsProvider>) -> Self {
        provider.get()
    }
}

impl Options for RunnerOptions {
    fn get_name() -> String {
        "Runner Options".to_owned()
    }

    fn get_value<TValue, F>(&self, select: F) -> TValue
    where
        F: FnOnce(&Self) -> Option<TValue>,
    {
        ValueProvider::get(self, select)
    }

    fn merge(&mut self, alternative: &Self) {
        if self.cpus.is_none() {
            self.cpus.clone_from(&alternative.cpus);
        }
    }

    fn apply_defaults(&mut self) {
        if self.cpus.is_none() {
            self.cpus = Some(num_cpus::get() as u16);
        }
    }

    #[must_use]
    fn validate(&self) -> bool {
        true
    }

    fn from_args() -> Option<Self> {
        match ArgumentsParser::get() {
            Some(Batch { runner, .. }) => Some(runner),
            Some(Spectrogram { runner, .. }) => Some(runner),
            Some(Transcode { runner, .. }) => Some(runner),
            _ => None,
        }
    }

    fn from_json(json: &str) -> Result<Self, serde_json::error::Error> {
        serde_json::from_str(json)
    }
}

impl Display for RunnerOptions {
    fn fmt(&self, formatter: &mut Formatter<'_>) -> std::fmt::Result {
        let output = if let Ok(json) = serde_json::to_string_pretty(self) {
            json
        } else {
            format!("{self:?}")
        };
        output.fmt(formatter)
    }
}