qdrant_client/
serde.rs

1#![allow(deprecated)]
2
3use std::collections::HashMap;
4use std::fmt::{Display, Formatter};
5
6use serde::ser::{SerializeMap, SerializeSeq};
7use serde::{Deserialize, Deserializer, Serialize, Serializer};
8
9use crate::qdrant::value::Kind;
10use crate::qdrant::{ListValue, Struct, Value};
11
12#[derive(Debug)]
13#[deprecated(
14    since = "1.10.0",
15    note = "use `qdrant_client::Error::JsonToPayload` error variant instead"
16)]
17#[allow(dead_code)]
18pub struct PayloadConversionError(serde_json::Value);
19
20impl Display for PayloadConversionError {
21    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
22        write!(
23            f,
24            "Failed to convert json {} to payload: expected object at the top level",
25            self.0
26        )
27    }
28}
29
30impl Serialize for Value {
31    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
32    where
33        S: Serializer,
34    {
35        if let Some(value) = &self.kind {
36            match value {
37                Kind::NullValue(_v) => serializer.serialize_none(),
38                Kind::DoubleValue(double) => serializer.serialize_f64(*double),
39                Kind::IntegerValue(int) => serializer.serialize_i64(*int),
40                Kind::StringValue(str) => serializer.serialize_str(str),
41                Kind::BoolValue(bool) => serializer.serialize_bool(*bool),
42                Kind::StructValue(struc) => {
43                    let mut map = serializer.serialize_map(Some(struc.fields.len()))?;
44                    for (k, v) in struc.fields.iter() {
45                        map.serialize_entry(k, v)?;
46                    }
47                    map.end()
48                }
49                Kind::ListValue(list) => {
50                    let mut seq = serializer.serialize_seq(Some(list.values.len()))?;
51                    for v in &list.values {
52                        seq.serialize_element(v)?;
53                    }
54                    seq.end()
55                }
56            }
57        } else {
58            serializer.serialize_none()
59        }
60    }
61}
62
63impl From<serde_json::Value> for Value {
64    fn from(value: serde_json::Value) -> Self {
65        match value {
66            serde_json::Value::Null => Self {
67                kind: Some(Kind::NullValue(0)),
68            },
69            serde_json::Value::Bool(bool) => Self {
70                kind: Some(Kind::BoolValue(bool)),
71            },
72            serde_json::Value::Number(num) => {
73                if let Some(num) = num.as_i64() {
74                    Self {
75                        kind: Some(Kind::IntegerValue(num)),
76                    }
77                } else if let Some(num) = num.as_f64() {
78                    Self {
79                        kind: Some(Kind::DoubleValue(num)),
80                    }
81                } else {
82                    Self {
83                        kind: Some(Kind::DoubleValue(f64::NAN)),
84                    }
85                }
86            }
87            serde_json::Value::String(str) => Self {
88                kind: Some(Kind::StringValue(str)),
89            },
90            serde_json::Value::Array(arr) => Self {
91                kind: Some(Kind::ListValue(ListValue {
92                    values: arr.into_iter().map(|v| v.into()).collect(),
93                })),
94            },
95            serde_json::Value::Object(obj) => Self {
96                kind: Some(Kind::StructValue(Struct {
97                    fields: obj
98                        .into_iter()
99                        .map(|(k, v)| (k, v.into()))
100                        .collect::<HashMap<_, _>>(),
101                })),
102            },
103        }
104    }
105}
106
107impl<'de> Deserialize<'de> for Value {
108    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
109    where
110        D: Deserializer<'de>,
111    {
112        // rely on serde_json to materialize a JSON value for conversion
113        let serde_value = serde_json::Value::deserialize(deserializer)?;
114        Ok(serde_value.into())
115    }
116}
qdrant_client/serde.rs

qdrant_client/
serde.rs
