reduce duplicate codes bacause of try_get() to make it a little easier to read.

pull/93/head
utam0k 3 years ago
parent ecf6fb0bd7
commit 08a70fe76d

@ -49,3 +49,10 @@ pub trait TableRow: std::marker::Send {
fn fields(&self) -> Vec<String>;
fn columns(&self) -> Vec<String>;
}
#[macro_export]
macro_rules! get_or_null {
($value:expr) => {
return Ok($value.map_or("NULL".to_string(), |v| v.to_string()));
};
}

@ -1,3 +1,5 @@
use crate::get_or_null;
use super::{Pool, TableRow, RECORDS_LIMIT_PER_PAGE};
use async_trait::async_trait;
use chrono::{NaiveDate, NaiveDateTime, NaiveTime};
@ -7,6 +9,8 @@ use sqlx::mysql::{MySqlColumn, MySqlPoolOptions, MySqlRow};
use sqlx::{Column as _, Row as _, TypeInfo as _};
use std::time::Duration;
const NULL: &str = "NULL";
pub struct MySqlPool {
pool: sqlx::mysql::MySqlPool,
}
@ -353,85 +357,69 @@ impl Pool for MySqlPool {
fn convert_column_value_to_string(row: &MySqlRow, column: &MySqlColumn) -> anyhow::Result<String> {
let column_name = column.name();
if let Ok(value) = row.try_get(column_name) {
let value: Option<String> = value;
return Ok(value.unwrap_or_else(|| "NULL".to_string()));
}
if let Ok(value) = row.try_get(column_name) {
Ok(value.unwrap_or_else(|| NULL.to_string()))
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<&str> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<i8> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<i16> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<i32> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<i64> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<f32> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<f64> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<u8> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<u16> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<u32> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<u64> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<rust_decimal::Decimal> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<NaiveDate> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<NaiveTime> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<NaiveDateTime> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<chrono::DateTime<chrono::Utc>> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<serde_json::Value> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
}
if let Ok(value) = row.try_get(column_name) {
get_or_null!(value)
} else if let Ok(value) = row.try_get(column_name) {
let value: Option<bool> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
} else {
anyhow::bail!(
"column type not implemented: `{}` {}",
column_name,
column.type_info().clone().name()
)
}
Err(anyhow::anyhow!(
"column type not implemented: `{}` {}",
column_name,
column.type_info().clone().name()
))
}

@ -1,3 +1,5 @@
use crate::get_or_null;
use super::{Pool, TableRow, RECORDS_LIMIT_PER_PAGE};
use async_trait::async_trait;
use chrono::{NaiveDate, NaiveDateTime, NaiveTime};
@ -467,19 +469,19 @@ fn convert_column_value_to_string(row: &PgRow, column: &PgColumn) -> anyhow::Res
let column_name = column.name();
if let Ok(value) = row.try_get(column_name) {
let value: Option<i16> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<i32> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<i64> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<rust_decimal::Decimal> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<&[u8]> = value;
@ -495,7 +497,7 @@ fn convert_column_value_to_string(row: &PgRow, column: &PgColumn) -> anyhow::Res
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<NaiveDate> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: String = value;
@ -503,31 +505,31 @@ fn convert_column_value_to_string(row: &PgRow, column: &PgColumn) -> anyhow::Res
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<chrono::DateTime<chrono::Utc>> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<chrono::DateTime<chrono::Local>> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<NaiveDateTime> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<NaiveDate> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<NaiveTime> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<serde_json::Value> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get::<Option<bool>, _>(column_name) {
let value: Option<bool> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<Vec<String>> = value;

@ -1,3 +1,5 @@
use crate::get_or_null;
use super::{Pool, TableRow, RECORDS_LIMIT_PER_PAGE};
use async_trait::async_trait;
use chrono::NaiveDateTime;
@ -351,43 +353,43 @@ fn convert_column_value_to_string(
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<&str> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<i16> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<i32> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<i64> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<f32> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<f64> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<chrono::DateTime<chrono::Utc>> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<chrono::DateTime<chrono::Local>> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<NaiveDateTime> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
if let Ok(value) = row.try_get(column_name) {
let value: Option<bool> = value;
return Ok(value.map_or("NULL".to_string(), |v| v.to_string()));
get_or_null!(value)
}
Err(anyhow::anyhow!(
"column type not implemented: `{}` {}",

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