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
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180


use std::error::Error as StdError;
use std::fmt;
use std::result;
use event::*;

#[derive(Debug, PartialEq)]
pub struct Document {
    pub version: Version,
    pub head: Head,
    pub outlines: Vec<Outline>,
}

#[derive(Debug, PartialEq)]
pub struct Version {
    pub major: u8,
    pub minor: u8,
}

#[derive(Debug, PartialEq)]
pub struct Head {
    pub title: String,
    pub status: Option<u32>,
}

#[derive(Debug, PartialEq)]
pub struct Group {
    pub text: String,
    pub key: String,
    pub outlines: Vec<Outline>,
}

#[derive(Debug, PartialEq)]
pub struct Link {
    pub text: String,
    pub url: String,
    pub key: String,
    pub guide_id: String,
}

#[derive(Debug, PartialEq)]
pub struct Audio {
    pub text: String,
    pub subtext: String,
    pub url: String,
    pub bitrate: u16,
    pub reliability: u16,
    pub format: Format,
    pub item: String,
    pub image: String,
    pub guide_id: String,
    pub genre_id: String,
    pub now_playing_id: String,
    pub preset_id: String,
}

#[derive(Debug, PartialEq)]
pub enum Outline {
    Group(Group),
    Link(Link),
    Audio(Audio),
}

#[derive(Debug, PartialEq)]
pub enum Format {
    Unknown,
    MP3,
}

impl Document {
    pub fn new() -> Document {
        Document {
            version: Version::new(),
            head: Head::new(),
            outlines: Vec::new(),
        }
    }
}

impl Version {
    pub fn new() -> Version {
        Version {
            major: 0,
            minor: 0,
        }
    }
}

impl Head {
    pub fn new() -> Head {
        Head {
            title: String::new(),
            status: None,
        }
    }
}

impl Group {
    pub fn new() -> Group {
        Group {
            text: String::new(),
            key: String::new(),
            outlines: vec![],
        }
    }
}

impl Link {
    pub fn new() -> Link {
        Link {
            text: String::new(),
            url: String::new(),
            key: String::new(),
            guide_id: String::new(),
        }
    }
}

impl Audio {
    pub fn new() -> Audio {
        Audio {
            text: String::new(),
            subtext: String::new(),
            url: String::new(),
            bitrate: 0,
            reliability: 0,
            format: Format::Unknown,
            item: String::new(),
            image: String::new(),
            guide_id: String::new(),
            genre_id: String::new(),
            now_playing_id: String::new(),
            preset_id: String::new(),
        }
    }
}

impl From<OutlineEvent> for Outline {
    fn from(outline: OutlineEvent) -> Outline {
        match outline {
            OutlineEvent::Group { text, key } => {
                Outline::Group(Group {
                    text: text,
                    key: key,
                    outlines: vec![],
                })
            }
            OutlineEvent::Link(link) => Outline::Link(link),
            OutlineEvent::Audio(audio) => Outline::Audio(audio),
        }
    }
}

#[derive(Debug)]
pub struct Error {
    pub description: String,
}

impl Error {
    pub fn new(description: &str) -> Error {
        Error { description: description.into() }
    }
}

impl fmt::Display for Error {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        f.write_str(self.description())
    }
}

impl StdError for Error {
    fn description(&self) -> &str {
        self.description.as_str()
    }
    fn cause(&self) -> Option<&StdError> {
        None
    }
}

pub type Result<T> = result::Result<T, Error>;