chain_builder/query_builder/
common.rs

1use crate::{Common, QueryBuilder};
2
3pub trait QueryCommon {
4    fn limit(&mut self, limit: usize) -> &mut QueryBuilder;
5    fn offset(&mut self, offset: usize) -> &mut QueryBuilder;
6    fn group_by(&mut self, column: Vec<&str>) -> &mut QueryBuilder;
7    fn group_by_raw(&mut self, sql: &str, val: Option<Vec<serde_json::Value>>)
8        -> &mut QueryBuilder;
9    fn order_by(&mut self, column: &str, order: &str) -> &mut QueryBuilder;
10    fn order_by_raw(&mut self, sql: &str, val: Option<Vec<serde_json::Value>>)
11        -> &mut QueryBuilder;
12}
13
14impl QueryCommon for QueryBuilder {
15    fn limit(&mut self, limit: usize) -> &mut QueryBuilder {
16        self.query_common.push(Common::Limit(limit));
17        self
18    }
19
20    fn offset(&mut self, offset: usize) -> &mut QueryBuilder {
21        self.query_common.push(Common::Offset(offset));
22        self
23    }
24
25    fn group_by(&mut self, column: Vec<&str>) -> &mut QueryBuilder {
26        self.query_common.push(Common::GroupBy(
27            column.iter().map(|s| s.to_string()).collect(),
28        ));
29        self
30    }
31
32    fn group_by_raw(
33        &mut self,
34        sql: &str,
35        val: Option<Vec<serde_json::Value>>,
36    ) -> &mut QueryBuilder {
37        self.query_common
38            .push(Common::GroupByRaw(sql.to_string(), val));
39        self
40    }
41
42    fn order_by(&mut self, column: &str, order: &str) -> &mut QueryBuilder {
43        const ALLOWED: [&str; 2] = ["ASC", "DESC"];
44        let mut order = order.to_uppercase();
45        if !ALLOWED.contains(&order.as_str()) {
46            // panic!("order must be either ASC or DESC");
47            println!("order must be either ASC or DESC");
48            order = "ASC".to_string();
49        }
50        self.query_common
51            .push(Common::OrderBy(column.to_string(), order.to_string()));
52        self
53    }
54
55    fn order_by_raw(
56        &mut self,
57        sql: &str,
58        val: Option<Vec<serde_json::Value>>,
59    ) -> &mut QueryBuilder {
60        self.query_common
61            .push(Common::OrderByRaw(sql.to_string(), val));
62        self
63    }
64}
chain_builder/query_builder/common.rs

chain_builder/query_builder/
common.rs
