summaryrefslogtreecommitdiff
path: root/src/bin/cli/mod.rs
blob: e78a92db3b06421d0862d4c137e2779cec6154df (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
//! CLI Functionality abstractions

#![allow(unused)]

use anyhow::Result;
use log::trace;
use serde::Serialize;
use std::fmt::Debug;
use std::path::Path;
use std::str::FromStr;
use std::{collections::HashMap, convert::TryFrom};
use subplot::{Document, EmbeddedFile, Style, SubplotError};

pub fn extract_file<'a>(doc: &'a Document, filename: &str) -> Result<&'a EmbeddedFile> {
    for file in doc.files() {
        if file.filename() == filename {
            return Ok(file);
        }
    }
    Err(SubplotError::EmbeddedFileNotFound(filename.to_owned()).into())
}

#[derive(Serialize)]
pub struct Metadata {
    sources: Vec<String>,
    title: String,
    binding_files: Vec<String>,
    impls: HashMap<String, Vec<String>>,
    bibliographies: Vec<String>,
    scenarios: Vec<String>,
    files: Vec<String>,
}

impl TryFrom<&mut Document> for Metadata {
    type Error = subplot::SubplotError;
    fn try_from(doc: &mut Document) -> std::result::Result<Self, Self::Error> {
        let mut sources: Vec<_> = doc
            .sources(None)
            .into_iter()
            .map(|p| filename(Some(&p)))
            .collect();
        sources.sort_unstable();
        let title = doc.meta().title().to_owned();
        let mut binding_files: Vec<_> = doc
            .meta()
            .bindings_filenames()
            .into_iter()
            .map(|p| filename(Some(p)))
            .collect();
        binding_files.sort_unstable();
        let impls: HashMap<_, _> = doc
            .meta()
            .templates()
            .map(|template| {
                let mut filenames: Vec<_> = doc
                    .meta()
                    .document_impl(template)
                    .unwrap()
                    .functions_filenames()
                    .map(|p| filename(Some(p)))
                    .collect();
                filenames.sort_unstable();
                (template.to_string(), filenames)
            })
            .collect();
        let mut bibliographies: Vec<_> = doc
            .meta()
            .bibliographies()
            .into_iter()
            .map(|p| filename(Some(p)))
            .collect();
        bibliographies.sort_unstable();
        let mut scenarios: Vec<_> = doc
            .scenarios()?
            .into_iter()
            .map(|s| s.title().to_owned())
            .collect();
        scenarios.sort_unstable();
        let mut files: Vec<_> = doc
            .files()
            .iter()
            .map(|f| f.filename().to_owned())
            .collect();
        files.sort_unstable();
        Ok(Self {
            sources,
            title,
            binding_files,
            impls,
            bibliographies,
            scenarios,
            files,
        })
    }
}

impl Metadata {
    fn write_list(v: &[String], prefix: &str) {
        v.iter().for_each(|entry| println!("{}: {}", prefix, entry))
    }

    pub fn write_out(&self) {
        Self::write_list(&self.sources, "source");
        println!("title: {}", self.title);
        Self::write_list(&self.binding_files, "bindings");
        let templates: Vec<String> = self.impls.keys().map(String::from).collect();
        Self::write_list(&templates, "templates");
        for (template, filenames) in self.impls.iter() {
            Self::write_list(filenames, &format!("functions[{}]", template));
        }
        Self::write_list(&self.bibliographies, "bibliography");
        Self::write_list(&self.files, "file");
        Self::write_list(&self.scenarios, "scenario");
    }
}

fn filename(name: Option<&Path>) -> String {
    let path = match name {
        None => return "".to_string(),
        Some(x) => x,
    };
    match path.to_str() {
        None => "non-UTF8 filename".to_string(),
        Some(x) => x.to_string(),
    }
}

#[derive(Debug)]
pub enum OutputFormat {
    Plain,
    Json,
}

impl FromStr for OutputFormat {
    type Err = String;

    fn from_str(s: &str) -> std::result::Result<Self, Self::Err> {
        match s.to_ascii_lowercase().as_ref() {
            "plain" => Ok(OutputFormat::Plain),
            "json" => Ok(OutputFormat::Json),
            _ => Err(format!("Unknown output format: `{}`", s)),
        }
    }
}