icydb_schema/node/
entity.rs

1use crate::prelude::*;
2use std::any::Any;
3
4///
5/// Entity
6///
7
8#[derive(Clone, Debug, Serialize)]
9pub struct Entity {
10    def: Def,
11    store: &'static str,
12    primary_key: PrimaryKey,
13
14    #[serde(default, skip_serializing_if = "Option::is_none")]
15    name: Option<&'static str>,
16
17    #[serde(default, skip_serializing_if = "<[_]>::is_empty")]
18    indexes: &'static [Index],
19
20    fields: FieldList,
21    ty: Type,
22}
23
24impl Entity {
25    #[must_use]
26    pub const fn new(
27        def: Def,
28        store: &'static str,
29        primary_key: PrimaryKey,
30        name: Option<&'static str>,
31        indexes: &'static [Index],
32        fields: FieldList,
33        ty: Type,
34    ) -> Self {
35        Self {
36            def,
37            store,
38            primary_key,
39            name,
40            indexes,
41            fields,
42            ty,
43        }
44    }
45
46    #[must_use]
47    pub const fn def(&self) -> &Def {
48        &self.def
49    }
50
51    #[must_use]
52    pub const fn store(&self) -> &'static str {
53        self.store
54    }
55
56    #[must_use]
57    pub const fn primary_key(&self) -> &PrimaryKey {
58        &self.primary_key
59    }
60
61    #[must_use]
62    pub const fn name(&self) -> Option<&'static str> {
63        self.name
64    }
65
66    #[must_use]
67    pub const fn indexes(&self) -> &'static [Index] {
68        self.indexes
69    }
70
71    #[must_use]
72    pub const fn fields(&self) -> &FieldList {
73        &self.fields
74    }
75
76    #[must_use]
77    pub const fn ty(&self) -> &Type {
78        &self.ty
79    }
80
81    /// Return the primary key field if it exists on the entity.
82    #[must_use]
83    pub fn get_pk_field(&self) -> Option<&Field> {
84        self.fields().get(self.primary_key().field())
85    }
86
87    /// Resolve the entity name used for schema identity.
88    #[must_use]
89    pub fn resolved_name(&self) -> &'static str {
90        self.name().unwrap_or_else(|| self.def().ident())
91    }
92}
93
94impl MacroNode for Entity {
95    fn as_any(&self) -> &dyn Any {
96        self
97    }
98}
99
100impl TypeNode for Entity {
101    fn ty(&self) -> &Type {
102        self.ty()
103    }
104}
105
106impl ValidateNode for Entity {
107    fn validate(&self) -> Result<(), ErrorTree> {
108        let mut errs = ErrorTree::new();
109        let schema = schema_read();
110
111        // store
112        match schema.cast_node::<Store>(self.store()) {
113            Ok(_) => {}
114            Err(e) => errs.add(e),
115        }
116
117        errs.result()
118    }
119}
120
121impl VisitableNode for Entity {
122    fn route_key(&self) -> String {
123        self.def().path()
124    }
125
126    fn drive<V: Visitor>(&self, v: &mut V) {
127        self.def().accept(v);
128        self.fields().accept(v);
129        self.ty().accept(v);
130    }
131}
icydb_schema/node/entity.rs

icydb_schema/node/
entity.rs
