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use super::super::base::{KeywordsEscaper, SingleFieldMapper};
use crate::FieldDef;
use std::borrow::Cow;
#[derive(Default, Debug, Clone)]
pub struct UpsertSetsMapper;
impl SingleFieldMapper for UpsertSetsMapper {
fn map_static<'a>(&'a self, field: &'a FieldDef<'a>, escaper: &dyn KeywordsEscaper) -> Cow<'a, str> {
let name = field.column_name(escaper);
let upsert_name = field.column_name_upsert(escaper);
Cow::Owned(format!("{}={}", name, upsert_name))
}
// fn get_value_name(&self) -> &'static str {
// "upsert_names"
// }
// fn map_single<'a>(
// &'a self,
// field: &'a FieldDef<'a>,
// escaper: &dyn KeywordsEscaper,
// indexed: bool,
// ) -> FieldSeg<'a> {
// let column_name = field.column_name(escaper);
// let upsert_name = field.column_name_upsert(escaper);
// let ident = format_ident!("{}", field.struct_field.name);
// FieldSeg::Val(FieldValSeg::Seg {
// val: Cow::Owned(format!("{column_name}={upsert_name}")),
// ident,
// })
// }
// fn map(
// &self,
// field: &FieldDef,
// escaper: &dyn KeywordsEscaper,
// leading_comma_type: LeadingCommaType,
// ) -> Cow<'_, str> {
// match leading_comma_type {
// LeadingCommaType::NoLeading => {
// let name = field.column_name(escaper);
// let upsert_name = field.column_name_upsert(escaper);
// Cow::Owned(format!("{}={}", name, upsert_name))
// }
// LeadingCommaType::Leading => {
// let name = field.column_name(escaper);
// let upsert_name = field.column_name_upsert(escaper);
// Cow::Owned(format!(",{}={}", name, upsert_name))
// }
// LeadingCommaType::CheckedLeading => {
// panic!("can not generate checked leading comma in compile time")
// }
// }
// }
//
// fn map_indexed<'a>(
// &'a self,
// field: &'a FieldDef<'a>,
// escaper: &dyn KeywordsEscaper,
// leading_comma_type: LeadingCommaType,
// index: usize,
// ) -> Cow<'a, str> {
// UpsertSetsMapper::map(self, field, escaper, leading_comma_type)
// }
// fn map_with_leading_comma<'a>(
// &'a self,
// field: &'a FieldDef<'a>,
// escaper: &dyn KeywordsEscaper,
// ) -> Cow<'a, str> {
// let name = field.column_name(escaper);
// let upsert_name = field.column_name_upsert(escaper);
// Cow::Owned(format!(",{}={}", name, upsert_name))
// }
// fn map_indexed_with_leading_comma<'a>(
// &'a self,
// field: &'a FieldDef<'a>,
// escaper: &dyn KeywordsEscaper,
// index: usize,
// ) -> Cow<'a, str> {
// let name = field.column_name(escaper);
// let upsert_name = field.column_name_upsert(escaper);
// Cow::Owned(format!(",{}={}", name, upsert_name))
// }
// fn map_dynamic(
// &self,
// field: &FieldDef,
// escaper: &dyn KeywordsEscaper,
// leading_comma_type: LeadingCommaType,
// indexed: bool,
// ) -> TokenStream {
// let name = field.column_name(escaper);
// let upsert_name = field.column_name_upsert(escaper);
// let format_str = format!("{}={}", name, upsert_name);
// quote! { #format_str }
// }
//
// fn map_dynamic_with_leading_comma(
// &self,
// field: &FieldDef,
// escaper: &dyn KeywordsEscaper,
// ) -> TokenStream {
// let name = field.column_name(escaper);
// let upsert_name = field.column_name_upsert(escaper);
// let format_str = format!(",{}={}", name, upsert_name);
// quote! { #format_str }
// }
//
// fn map_dynamic_indexed(&self, field: &FieldDef, escaper: &dyn KeywordsEscaper) -> TokenStream {
// let name = field.column_name(escaper);
// let upsert_name = field.column_name_upsert(escaper);
// let format_str = format!("{}={}", name, upsert_name);
// quote! { #format_str }
// }
//
// fn map_dynamic_indexed_with_leading_comma(
// &self,
// field: &FieldDef,
// escaper: &dyn KeywordsEscaper,
// ) -> TokenStream {
// let name = field.column_name(escaper);
// let upsert_name = field.column_name_upsert(escaper);
// let format_str = format!(",{}={}", name, upsert_name);
// quote! { #format_str }
// }
}