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qdrant_client/
serde_impl.rs

1use std::collections::HashMap;
2
3use serde::ser::{SerializeMap, SerializeSeq};
4use serde::{Deserialize, Deserializer, Serialize, Serializer};
5
6use crate::qdrant::value::Kind;
7use crate::qdrant::{ListValue, Struct, Value};
8
9impl Serialize for Value {
10    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
11    where
12        S: Serializer,
13    {
14        if let Some(value) = &self.kind {
15            match value {
16                Kind::NullValue(_v) => serializer.serialize_none(),
17                Kind::DoubleValue(double) => serializer.serialize_f64(*double),
18                Kind::IntegerValue(int) => serializer.serialize_i64(*int),
19                Kind::StringValue(str) => serializer.serialize_str(str),
20                Kind::BoolValue(bool) => serializer.serialize_bool(*bool),
21                Kind::StructValue(struc) => {
22                    let mut map = serializer.serialize_map(Some(struc.fields.len()))?;
23                    for (k, v) in struc.fields.iter() {
24                        map.serialize_entry(k, v)?;
25                    }
26                    map.end()
27                }
28                Kind::ListValue(list) => {
29                    let mut seq = serializer.serialize_seq(Some(list.values.len()))?;
30                    for v in &list.values {
31                        seq.serialize_element(v)?;
32                    }
33                    seq.end()
34                }
35            }
36        } else {
37            serializer.serialize_none()
38        }
39    }
40}
41
42impl From<serde_json::Value> for Value {
43    fn from(value: serde_json::Value) -> Self {
44        match value {
45            serde_json::Value::Null => Self {
46                kind: Some(Kind::NullValue(0)),
47            },
48            serde_json::Value::Bool(bool) => Self {
49                kind: Some(Kind::BoolValue(bool)),
50            },
51            serde_json::Value::Number(num) => {
52                if let Some(num) = num.as_i64() {
53                    Self {
54                        kind: Some(Kind::IntegerValue(num)),
55                    }
56                } else if let Some(num) = num.as_f64() {
57                    Self {
58                        kind: Some(Kind::DoubleValue(num)),
59                    }
60                } else {
61                    Self {
62                        kind: Some(Kind::DoubleValue(f64::NAN)),
63                    }
64                }
65            }
66            serde_json::Value::String(str) => Self {
67                kind: Some(Kind::StringValue(str)),
68            },
69            serde_json::Value::Array(arr) => Self {
70                kind: Some(Kind::ListValue(ListValue {
71                    values: arr.into_iter().map(|v| v.into()).collect(),
72                })),
73            },
74            serde_json::Value::Object(obj) => Self {
75                kind: Some(Kind::StructValue(Struct {
76                    fields: obj
77                        .into_iter()
78                        .map(|(k, v)| (k, v.into()))
79                        .collect::<HashMap<_, _>>(),
80                })),
81            },
82        }
83    }
84}
85
86impl<'de> Deserialize<'de> for Value {
87    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
88    where
89        D: Deserializer<'de>,
90    {
91        // rely on serde_json to materialize a JSON value for conversion
92        let serde_value = serde_json::Value::deserialize(deserializer)?;
93        Ok(serde_value.into())
94    }
95}