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

//! Module for NBT array serialization
//!
//! The following code is copied and modified from fastnbt:
//! <https://github.com/owengage/fastnbt/blob/da6d919ac3916d2a951ee79451497f4981802ca9/fastnbt/src/value/array_serializer.rs>
//!
//! for which the license is MIT
use byteorder::{BigEndian, ReadBytesExt};
use serde::ser::Impossible;

use crate::{NbtTypeId, NbtValue, error::Error};

/// A struct for serializing an array into a [`NbtValue`]
///
/// [`NbtValue`]: `crate::NbtValue`
pub struct ArraySerializer<'a> {
    /// The serializer instance
    pub ser: &'a mut crate::nbt_value::ser::Serializer,
    /// The type of the array that is getting serialized
    pub tag: NbtTypeId,
}

impl<'a> serde::Serializer for ArraySerializer<'a> {
    type Ok = NbtValue;

    type Error = Error;

    type SerializeSeq = Impossible<Self::Ok, Self::Error>;

    type SerializeTuple = Impossible<Self::Ok, Self::Error>;

    type SerializeTupleStruct = Impossible<Self::Ok, Self::Error>;

    type SerializeTupleVariant = Impossible<Self::Ok, Self::Error>;

    type SerializeMap = Impossible<Self::Ok, Self::Error>;

    type SerializeStruct = Impossible<Self::Ok, Self::Error>;

    type SerializeStructVariant = Impossible<Self::Ok, Self::Error>;

    fn serialize_bool(self, _v: bool) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_i8(self, _v: i8) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_i16(self, _v: i16) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_i32(self, _v: i32) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_i64(self, _v: i64) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_u8(self, _v: u8) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_u16(self, _v: u16) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_u32(self, _v: u32) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_u64(self, _v: u64) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_f32(self, _v: f32) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_f64(self, _v: f64) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_char(self, _v: char) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_str(self, _v: &str) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_bytes(self, v: &[u8]) -> Result<Self::Ok, Self::Error> {
        match self.tag {
            NbtTypeId::ByteArray => Ok(NbtValue::ByteArray(v.iter().map(|&e| e as i8).collect())),
            NbtTypeId::IntArray => Ok(NbtValue::IntArray(v.chunks_exact(4).map(|mut bs| bs.read_i32::<BigEndian>()).collect::<std::io::Result<Vec<i32>>>()?)),
            NbtTypeId::LongArray => Ok(NbtValue::LongArray(v.chunks_exact(8).map(|mut bs| bs.read_i64::<BigEndian>()).collect::<std::io::Result<Vec<i64>>>()?)),
            _ => unreachable!(),
        }
    }

    fn serialize_none(self) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_some<T>(self, _value: &T) -> Result<Self::Ok, Self::Error>
    where
        T: ?Sized + serde::Serialize {
        todo!()
    }

    fn serialize_unit(self) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_unit_struct(self, _name: &'static str) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_unit_variant(self,_name: &'static str,_variant_index: u32,_variant: &'static str,) -> Result<Self::Ok, Self::Error> {
        todo!()
    }

    fn serialize_newtype_struct<T>(self,_name: &'static str,_value: &T,) -> Result<Self::Ok, Self::Error>
    where
        T: ?Sized + serde::Serialize {
        todo!()
    }

    fn serialize_newtype_variant<T>(self,_name: &'static str,_variant_index: u32,_variant: &'static str,_value: &T,) -> Result<Self::Ok, Self::Error>
    where
        T: ?Sized + serde::Serialize {
        todo!()
    }

    fn serialize_seq(self, _len: Option<usize>) -> Result<Self::SerializeSeq, Self::Error> {
        todo!()
    }

    fn serialize_tuple(self, _len: usize) -> Result<Self::SerializeTuple, Self::Error> {
        todo!()
    }

    fn serialize_tuple_struct(self,_name: &'static str,_len: usize,) -> Result<Self::SerializeTupleStruct, Self::Error> {
        todo!()
    }

    fn serialize_tuple_variant(self,_name: &'static str,_variant_index: u32,_variant: &'static str,_len: usize,) -> Result<Self::SerializeTupleVariant, Self::Error> {
        todo!()
    }

    fn serialize_map(self, _len: Option<usize>) -> Result<Self::SerializeMap, Self::Error> {
        todo!()
    }

    fn serialize_struct(self,_name: &'static str,_len: usize,) -> Result<Self::SerializeStruct, Self::Error> {
        todo!()
    }

    fn serialize_struct_variant(self,_name: &'static str,_variant_index: u32,_variant: &'static str,_len: usize,) -> Result<Self::SerializeStructVariant, Self::Error> {
        todo!()
    }
}