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

//! Displays file contents as source code, or as rendered markdown

use std::cell::RefCell;
use std::rc::Rc;

use virtual_dom_rs::prelude::*;

use crate::store::Store;
use crate::views::MdView;

#[cfg(target_arch = "wasm32")]
use crate::state::Msg;

pub struct FileView {
    store: Rc<RefCell<Store>>,
}

impl FileView {
    pub fn new(store: Rc<RefCell<Store>>) -> FileView {
        FileView { store }
    }

    fn markdown(&self, file_contents: &str) -> VirtualNode {
        let state = self.store.borrow();

        let (other_view_type, view) = if *state.render_md() {
            ("Source", MdView::new(Rc::clone(&self.store)).render())
        } else {
            ("Markdown", self.source_code(file_contents))
        };

        #[cfg(target_arch = "wasm32")]
        let store = Rc::clone(&self.store);

        html! {
            <div>
                <button
                    onclick=move |_event: web_sys::Event| {
                        store
                            .borrow_mut()
                            .msg(&Msg::ToggleRenderMd)
                    }
                >
                    { other_view_type } View
                </button>
                { view }
            </div>
        }
    }

    fn source_code(&self, file_contents: &str) -> VirtualNode {
        html! {
            <pre>
                <code>{ file_contents.to_string() }</code>
            </pre>
        }
    }
}

impl View for FileView {
    fn render(&self) -> VirtualNode {
        let state = self.store.borrow();

        let content = {
            match state.file_contents() {
                Some(file_contents) => {
                    match state.entry_path().extension() {
                        Some(extension) => {
                            if extension == "md" || extension == "mdown" || extension == "markdown"
                            {
                                self.markdown(file_contents)
                            } else {
                                // Not markdown extension
                                self.source_code(file_contents)
                            }
                        }
                        // No extension
                        None => self.source_code(file_contents),
                    }
                }
                // No file found
                None => {
                    let file_name = state.entry_path().file_name().unwrap().to_str().unwrap();
                    html! {
                        <span>
                            Could not find <strong>{ file_name }</strong>
                        </span>
                    }
                }
            }
        };

        html! {
            <div id="content">
                { content }
            </div>
        }
    }
}