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use std::{
io,
io::BufReader,
collections::HashMap,
};
use crate::{ Definition, ext::ReadExt, util };
#[derive(Clone, Eq, PartialEq, Debug, Default)]
pub struct NpcDefinition {
pub id: u16,
pub name: String,
pub model_data: NpcModelData,
pub animation_data: NpcAnimationData,
pub size: usize,
pub actions: [String; 5],
pub visible_on_minimap: bool,
pub combat_level: Option<u16>,
pub configs: Vec<u16>,
pub varbit_id: Option<u16>,
pub varp_index: Option<u16>,
pub interactable: bool,
pub pet: bool,
pub params: HashMap<u32, String>,
}
#[derive(Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Debug, Default)]
pub struct NpcModelData {
pub models: Vec<u16>,
pub chat_head_models: Vec<u16>,
pub recolor_find: Vec<u16>,
pub recolor_replace: Vec<u16>,
pub retexture_find: Vec<u16>,
pub retexture_replace: Vec<u16>,
pub width_scale: u16,
pub height_scale: u16,
pub render_priority: bool,
pub ambient: u8,
pub contrast: u8,
pub head_icon: Option<u16>,
pub rotate_speed: u16,
pub rotate_flag: bool,
}
#[derive(Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Debug, Default)]
pub struct NpcAnimationData {
pub standing: Option<u16>,
pub walking: Option<u16>,
pub rotate_left: Option<u16>,
pub rotate_right: Option<u16>,
pub rotate_180: Option<u16>,
pub rotate_90_left: Option<u16>,
pub rotate_90_right: Option<u16>,
}
impl Definition for NpcDefinition {
#[inline]
fn new(id: u16, buffer: &[u8]) -> io::Result<Self> {
let mut reader = BufReader::new(buffer);
let npc_def = decode_buffer(id, &mut reader)?;
Ok(npc_def)
}
}
fn decode_buffer(id: u16, reader: &mut BufReader<&[u8]>) -> io::Result<NpcDefinition> {
let mut npc_def = NpcDefinition {
id,
interactable: true,
visible_on_minimap: true,
model_data: NpcModelData {
rotate_flag: true,
width_scale: 128,
height_scale: 128,
rotate_speed: 32,
.. NpcModelData::default()
},
.. NpcDefinition::default()
};
loop {
let opcode = reader.read_u8()?;
match opcode {
0 => break,
1 => {
let len = reader.read_u8()?;
for _ in 0..len {
npc_def.model_data.models.push(reader.read_u16()?);
}
},
2 => { npc_def.name = reader.read_string()?; },
12 => { npc_def.size = reader.read_u8()? as usize; },
13 => { npc_def.animation_data.standing = Some(reader.read_u16()?); },
14 => { npc_def.animation_data.walking = Some(reader.read_u16()?); },
15 => { npc_def.animation_data.rotate_left = Some(reader.read_u16()?); },
16 => { npc_def.animation_data.rotate_right = Some(reader.read_u16()?); },
17 => {
npc_def.animation_data.walking = Some(reader.read_u16()?);
npc_def.animation_data.rotate_180 = Some(reader.read_u16()?);
npc_def.animation_data.rotate_90_right = Some(reader.read_u16()?);
npc_def.animation_data.rotate_90_left = Some(reader.read_u16()?);
},
30..=34 => { npc_def.actions[opcode as usize - 30] = reader.read_string()?; },
40 => {
let len = reader.read_u8()?;
for _ in 0..len {
npc_def.model_data.recolor_find.push(reader.read_u16()?);
npc_def.model_data.recolor_replace.push(reader.read_u16()?);
}
},
41 => {
let len = reader.read_u8()?;
for _ in 0..len {
npc_def.model_data.retexture_find.push(reader.read_u16()?);
npc_def.model_data.retexture_replace.push(reader.read_u16()?);
}
},
60 => {
let len = reader.read_u8()?;
for _ in 0..len {
npc_def.model_data.chat_head_models.push(reader.read_u16()?);
}
},
93 => npc_def.visible_on_minimap = true,
95 => { npc_def.combat_level = Some(reader.read_u16()?); },
97 => { npc_def.model_data.width_scale = reader.read_u16()?; },
98 => { npc_def.model_data.height_scale = reader.read_u16()?; },
99 => npc_def.model_data.render_priority = true,
100 => { npc_def.model_data.ambient = reader.read_u8()?; },
101 => { npc_def.model_data.contrast = reader.read_u8()?; },
102 => { npc_def.model_data.head_icon = Some(reader.read_u16()?); },
103 => { npc_def.model_data.rotate_speed = reader.read_u16()?; },
106 => {
let varbit_id = reader.read_u16()?;
npc_def.varbit_id = if varbit_id == std::u16::MAX { None } else { Some(varbit_id) };
let varp_index = reader.read_u16()?;
npc_def.varp_index = if varp_index == std::u16::MAX { None } else { Some(varp_index) };
npc_def.configs = Vec::new();
let len = reader.read_u8()?;
for _ in 0..=len {
npc_def.configs.push(reader.read_u16()?);
}
},
107 => npc_def.interactable = false,
109 => npc_def.model_data.rotate_flag = false,
111 => npc_def.pet = true,
118 => {
let varbit_id = reader.read_u16()?;
npc_def.varbit_id = if varbit_id == std::u16::MAX { None } else { Some(varbit_id) };
let varp_index = reader.read_u16()?;
npc_def.varp_index = if varp_index == std::u16::MAX { None } else { Some(varp_index) };
let _var = reader.read_u16()?;
npc_def.configs = Vec::new();
let len = reader.read_u8()?;
for _ in 0..=len {
npc_def.configs.push(reader.read_u16()?);
}
},
249 => { npc_def.params = util::read_parameters(reader)?; },
_ => unreachable!(),
}
}
Ok(npc_def)
}