wow_dbc 0.3.0

Library for parsing World of Warcraft DBC files for 1.12, 2.4.3 and 3.3.5.
Documentation 
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

use crate::DbcTable;
use crate::header::{
    DbcHeader, HEADER_SIZE, parse_header,
};
use crate::tbc_tables::chr_classes::ChrClassesKey;
use crate::tbc_tables::chr_races::ChrRacesKey;
use std::io::Write;

#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct CharBaseInfo {
    pub rows: Vec<CharBaseInfoRow>,
}

impl DbcTable for CharBaseInfo {
    type Row = CharBaseInfoRow;

    const FILENAME: &'static str = "CharBaseInfo.dbc";

    fn rows(&self) -> &[Self::Row] { &self.rows }
    fn rows_mut(&mut self) -> &mut [Self::Row] { &mut self.rows }

    fn read(b: &mut impl std::io::Read) -> Result<Self, crate::DbcError> {
        let mut header = [0_u8; HEADER_SIZE];
        b.read_exact(&mut header)?;
        let header = parse_header(&header)?;

        if header.record_size != 2 {
            return Err(crate::DbcError::InvalidHeader(
                crate::InvalidHeaderError::RecordSize {
                    expected: 2,
                    actual: header.record_size,
                },
            ));
        }

        if header.field_count != 2 {
            return Err(crate::DbcError::InvalidHeader(
                crate::InvalidHeaderError::FieldCount {
                    expected: 2,
                    actual: header.field_count,
                },
            ));
        }

        let mut r = vec![0_u8; (header.record_count * header.record_size) as usize];
        b.read_exact(&mut r)?;

        let mut rows = Vec::with_capacity(header.record_count as usize);

        for mut chunk in r.chunks(header.record_size as usize) {
            let chunk = &mut chunk;

            // race_id: foreign_key (ChrRaces) int8
            let race_id = ChrRacesKey::new(crate::util::read_i8_le(chunk)?.into());

            // class_id: foreign_key (ChrClasses) int8
            let class_id = ChrClassesKey::new(crate::util::read_i8_le(chunk)?.into());


            rows.push(CharBaseInfoRow {
                race_id,
                class_id,
            });
        }

        Ok(CharBaseInfo { rows, })
    }

    fn write(&self, b: &mut impl Write) -> Result<(), std::io::Error> {
        let header = DbcHeader {
            record_count: self.rows.len() as u32,
            field_count: 2,
            record_size: 2,
            string_block_size: 1,
        };

        b.write_all(&header.write_header())?;

        for row in &self.rows {
            // race_id: foreign_key (ChrRaces) int8
            b.write_all(&(row.race_id.id as i8).to_le_bytes())?;

            // class_id: foreign_key (ChrClasses) int8
            b.write_all(&(row.class_id.id as i8).to_le_bytes())?;

        }

        b.write_all(&[0_u8])?;

        Ok(())
    }

}

#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct CharBaseInfoRow {
    pub race_id: ChrRacesKey,
    pub class_id: ChrClassesKey,
}