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

use serde::ser::{SerializeStruct, Serializer};
use serde::Serialize;

use super::*;

use crate::documents::{BuildXML, HistoryId, Run};
use crate::{escape, xml_builder::*};

#[derive(Debug, Clone, PartialEq)]
pub enum InsertChild {
    Run(Box<Run>),
    Delete(Delete),
    CommentStart(Box<CommentRangeStart>),
    CommentEnd(CommentRangeEnd),
}

impl BuildXML for InsertChild {
    fn build(&self) -> Vec<u8> {
        match self {
            InsertChild::Run(v) => v.build(),
            InsertChild::Delete(v) => v.build(),
            InsertChild::CommentStart(v) => v.build(),
            InsertChild::CommentEnd(v) => v.build(),
        }
    }
}

impl Serialize for InsertChild {
    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
    where
        S: Serializer,
    {
        match *self {
            InsertChild::Run(ref r) => {
                let mut t = serializer.serialize_struct("Run", 2)?;
                t.serialize_field("type", "run")?;
                t.serialize_field("data", r)?;
                t.end()
            }
            InsertChild::Delete(ref r) => {
                let mut t = serializer.serialize_struct("Delete", 2)?;
                t.serialize_field("type", "delete")?;
                t.serialize_field("data", r)?;
                t.end()
            }
            InsertChild::CommentStart(ref r) => {
                let mut t = serializer.serialize_struct("CommentRangeStart", 2)?;
                t.serialize_field("type", "commentRangeStart")?;
                t.serialize_field("data", r)?;
                t.end()
            }
            InsertChild::CommentEnd(ref r) => {
                let mut t = serializer.serialize_struct("CommentRangeEnd", 2)?;
                t.serialize_field("type", "commentRangeEnd")?;
                t.serialize_field("data", r)?;
                t.end()
            }
        }
    }
}

#[derive(Serialize, Debug, Clone, PartialEq)]
pub struct Insert {
    pub children: Vec<InsertChild>,
    pub author: String,
    pub date: String,
}

impl Default for Insert {
    fn default() -> Insert {
        Insert {
            author: "unnamed".to_owned(),
            date: "1970-01-01T00:00:00Z".to_owned(),
            children: vec![],
        }
    }
}

impl Insert {
    pub fn new(run: Run) -> Insert {
        Self {
            children: vec![InsertChild::Run(Box::new(run))],
            ..Default::default()
        }
    }

    pub fn new_with_empty() -> Insert {
        Self {
            ..Default::default()
        }
    }

    pub fn new_with_del(del: Delete) -> Insert {
        Self {
            children: vec![InsertChild::Delete(del)],
            ..Default::default()
        }
    }

    pub fn add_run(mut self, run: Run) -> Insert {
        self.children.push(InsertChild::Run(Box::new(run)));
        self
    }

    pub fn add_delete(mut self, del: Delete) -> Insert {
        self.children.push(InsertChild::Delete(del));
        self
    }

    pub fn add_child(mut self, c: InsertChild) -> Insert {
        self.children.push(c);
        self
    }

    pub fn add_comment_start(mut self, comment: Comment) -> Self {
        self.children
            .push(InsertChild::CommentStart(Box::new(CommentRangeStart::new(
                comment,
            ))));
        self
    }

    pub fn add_comment_end(mut self, id: usize) -> Self {
        self.children
            .push(InsertChild::CommentEnd(CommentRangeEnd::new(id)));
        self
    }

    pub fn author(mut self, author: impl Into<String>) -> Insert {
        self.author = escape::escape(&author.into());
        self
    }

    pub fn date(mut self, date: impl Into<String>) -> Insert {
        self.date = date.into();
        self
    }
}

impl HistoryId for Insert {}

impl BuildXML for Insert {
    #[allow(clippy::needless_borrow)]
    fn build(&self) -> Vec<u8> {
        XMLBuilder::new()
            .open_insert(&self.generate(), &self.author, &self.date)
            .add_children(&self.children)
            .close()
            .build()
    }
}

#[cfg(test)]
mod tests {

    use super::*;
    #[cfg(test)]
    use pretty_assertions::assert_eq;
    use std::str;

    #[test]
    fn test_ins_default() {
        let b = Insert::new(Run::new()).build();
        assert_eq!(
            str::from_utf8(&b).unwrap(),
            r#"<w:ins w:id="123" w:author="unnamed" w:date="1970-01-01T00:00:00Z"><w:r><w:rPr /></w:r></w:ins>"#
        );
    }
}