1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136

use crate::ChainBuilder;
use serde_json::Value;
use sqlx::{self, Row};

impl ChainBuilder {
    pub fn to_sqlx_query(
        &mut self,
    ) -> sqlx::query::Query<'_, sqlx::MySql, sqlx::mysql::MySqlArguments> {
        let (_, binds) = self.to_sql();
        let sql = self.sql_str.as_str();
        let mut qb = sqlx::query::<sqlx::MySql>(sql);
        for bind in binds {
            match bind {
                serde_json::Value::String(v) => {
                    qb = qb.bind(v);
                }
                serde_json::Value::Number(v) => {
                    if v.is_f64() {
                        qb = qb.bind(v.as_f64().unwrap_or(0.0));
                    } else if v.is_u64() {
                        qb = qb.bind(v.as_u64().unwrap_or(0));
                    } else if v.is_i64() {
                        qb = qb.bind(v.as_i64().unwrap_or(0));
                    } else {
                        qb = qb.bind(v.to_string());
                    }
                }
                serde_json::Value::Bool(v) => {
                    qb = qb.bind(v);
                }
                serde_json::Value::Null => {
                    let null_data: Option<Value> = None;
                    qb = qb.bind(null_data);
                }
                serde_json::Value::Object(v) => {
                    let to_string = serde_json::to_string(&v).unwrap_or_default();
                    qb = qb.bind(to_string);
                }
                _ => {
                    qb = qb.bind(bind);
                }
            }
        }
        qb
    }

    pub fn to_sqlx_query_as<T>(
        &mut self,
    ) -> sqlx::query::QueryAs<'_, sqlx::MySql, T, sqlx::mysql::MySqlArguments>
    where
        T: for<'r> sqlx::FromRow<'r, sqlx::mysql::MySqlRow>,
    {
        let (_, binds) = self.to_sql();
        let sql = self.sql_str.as_str();
        let mut qb = sqlx::query_as::<_, T>(sql);
        for bind in binds {
            match bind {
                serde_json::Value::String(v) => {
                    qb = qb.bind(v);
                }
                serde_json::Value::Number(v) => {
                    if v.is_f64() {
                        qb = qb.bind(v.as_f64().unwrap_or(0.0));
                    } else if v.is_u64() {
                        qb = qb.bind(v.as_u64().unwrap_or(0));
                    } else if v.is_i64() {
                        qb = qb.bind(v.as_i64().unwrap_or(0));
                    } else {
                        qb = qb.bind(v.to_string());
                    }
                }
                serde_json::Value::Bool(v) => {
                    qb = qb.bind(v);
                }
                serde_json::Value::Null => {
                    let null_data: Option<Value> = None;
                    qb = qb.bind(null_data);
                }
                serde_json::Value::Object(v) => {
                    let to_string = serde_json::to_string(&v).unwrap_or_default();
                    qb = qb.bind(to_string);
                }
                _ => {
                    qb = qb.bind(bind);
                }
            }
        }
        qb
    }

    pub async fn count(
        &mut self,
        column: &str,
        pool: &sqlx::Pool<sqlx::MySql>,
    ) -> Result<i64, sqlx::Error> {
        let (_, binds) = self.to_sql();
        let sql = self.sql_str.as_str();
        let sql = format!("SELECT COUNT({}) FROM ({}) as count", column, sql);
        let mut qb = sqlx::query(&sql);
        for bind in binds {
            match bind {
                serde_json::Value::String(v) => {
                    qb = qb.bind(v);
                }
                serde_json::Value::Number(v) => {
                    if v.is_f64() {
                        qb = qb.bind(v.as_f64().unwrap_or(0.0));
                    } else if v.is_u64() {
                        qb = qb.bind(v.as_u64().unwrap_or(0));
                    } else if v.is_i64() {
                        qb = qb.bind(v.as_i64().unwrap_or(0));
                    } else {
                        qb = qb.bind(v.to_string());
                    }
                }
                serde_json::Value::Bool(v) => {
                    qb = qb.bind(v);
                }
                serde_json::Value::Null => {
                    let null_data: Option<Value> = None;
                    qb = qb.bind(null_data);
                }
                serde_json::Value::Object(v) => {
                    let to_string = serde_json::to_string(&v).unwrap_or_default();
                    qb = qb.bind(to_string);
                }
                _ => {
                    qb = qb.bind(bind);
                }
            }
        }
        let query_count = qb.fetch_one(pool).await?;
        let count: i64 = query_count.try_get(0)?;
        Ok(count)
    }
}