1use std::fmt::{Debug, Display};
2
3use serde::{de::DeserializeOwned, Deserialize, Serialize};
4
5pub trait Model: Debug + Clone + DeserializeOwned + Serialize {
6 fn ident() -> &'static str;
8 fn plural_ident() -> &'static str;
10 fn support_update_columns() -> bool;
12 fn owner(&self) -> &str;
13 fn name(&self) -> &str;
14 fn id(&self) -> String {
15 format!("{}/{}", self.owner(), self.name())
16 }
17}
18
19#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
20#[serde(rename_all = "camelCase")]
21pub struct ModelModifyArgs<M> {
22 pub action: ModelAction,
23 pub model: M,
24 pub columns: Option<Vec<String>>,
25}
26
27#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
28#[serde(rename_all = "camelCase")]
29pub struct ModelAddArgs<M> {
30 pub model: M,
31}
32
33#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
34#[serde(rename_all = "camelCase")]
35pub struct ModelUpdateArgs<M> {
36 pub model: M,
37 pub columns: Vec<String>,
38}
39
40#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
41#[serde(rename_all = "camelCase")]
42pub struct ModelDeleteArgs<M> {
43 pub model: M,
44}
45
46
47#[derive(Debug, Clone, Copy, Serialize, Deserialize, PartialEq, Eq)]
48#[serde(rename_all = "camelCase")]
49pub enum ModelAction {
50 Add,
51 Delete,
52 Update,
53}
54
55impl Display for ModelAction {
56 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
57 match self {
58 ModelAction::Add => write!(f, "add"),
59 ModelAction::Delete => write!(f, "delete"),
60 ModelAction::Update => write!(f, "update"),
61 }
62 }
63}
64
65
66#[derive(Debug, Default, Clone, Copy, Serialize, Deserialize, PartialEq, Eq)]
67pub enum ModelActionAffect {
68 #[default]
69 Affected,
70 Unaffected,
71}
72
73impl Display for ModelActionAffect {
74 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
75 match self {
76 Self::Affected => write!(f, "Affected"),
77 Self::Unaffected => write!(f, "Unaffected"),
78 }
79 }
80}
81
82impl ModelActionAffect {
83 pub fn is_affected(&self) -> bool {
84 matches!(self, ModelActionAffect::Affected)
85 }
86}
87
88#[derive(Debug, Clone, Serialize, Deserialize, Default, PartialEq, Eq)]
89pub struct QueryArgs {
90 #[serde(rename = "pageSize", skip_serializing_if = "Option::is_none")]
91 pub page_size: Option<i32>,
92 #[serde(rename = "p", skip_serializing_if = "Option::is_none")]
93 pub page: Option<i32>,
94 #[serde(rename = "field", skip_serializing_if = "Option::is_none")]
95 pub field: Option<String>,
96 #[serde(rename = "value", skip_serializing_if = "Option::is_none")]
97 pub value: Option<String>,
98 #[serde(rename = "sortField", skip_serializing_if = "Option::is_none")]
99 pub sort_field: Option<String>,
100 #[serde(rename = "sortOrder", skip_serializing_if = "Option::is_none")]
101 pub sort_order: Option<String>,
102}
103
104pub(crate) trait IsQueryArgs: Serialize {}
105
106impl IsQueryArgs for QueryArgs {}
107
108
109#[derive(Debug, Serialize, Deserialize)]
110#[serde(rename_all = "camelCase")]
111pub struct QueryResult<M> {
112 items: Vec<M>,
113 total: i64,
114}
115
116impl<M> From<(Vec<M>, i64)> for QueryResult<M> {
117 #[inline(always)]
118 fn from(value: (Vec<M>, i64)) -> Self {
119 Self {
120 items: value.0,
121 total: value.1,
122 }
123 }
124}