56 lines
1.8 KiB
JavaScript
56 lines
1.8 KiB
JavaScript
import sqlGenGrabConcatStr from "./sql-generator-grab-concat-str";
|
|
export default function sqlGenGrabSelectFieldSQL({ selectFields, append_table_names, table_name }) {
|
|
let str = "";
|
|
str += ` ${selectFields
|
|
?.map((fld) => {
|
|
let fld_str = ``;
|
|
const final_fld_name = typeof fld == "object"
|
|
? append_table_names
|
|
? `${table_name}.${String(fld)}`
|
|
: `${String(fld.fieldName)}`
|
|
: `${String(fld)}`;
|
|
if (typeof fld == "object") {
|
|
const fld_name = `${String(fld.fieldName)}`;
|
|
if (fld.count) {
|
|
fld_str += `COUNT(${fld_name})`;
|
|
}
|
|
else if (fld.sum) {
|
|
fld_str += `SUM(${fld_name})`;
|
|
}
|
|
else if (fld.average) {
|
|
fld_str += `AVERAGE(${fld_name})`;
|
|
}
|
|
else if (fld.max) {
|
|
fld_str += `MAX(${fld_name})`;
|
|
}
|
|
else if (fld.min) {
|
|
fld_str += `MIN(${fld_name})`;
|
|
}
|
|
else if (fld.distinct) {
|
|
fld_str += `DISTINCT ${fld_name}`;
|
|
}
|
|
else if (fld.group_concat) {
|
|
fld_str += sqlGenGrabConcatStr({
|
|
field: fld_name,
|
|
alias: fld.group_concat.alias,
|
|
separator: fld.group_concat.separator,
|
|
distinct: fld.group_concat.distinct,
|
|
});
|
|
}
|
|
else {
|
|
fld_str +=
|
|
final_fld_name + (fld.alias ? ` as ${fld.alias}` : ``);
|
|
}
|
|
if (fld.alias) {
|
|
fld_str += ` AS ${fld.alias}`;
|
|
}
|
|
}
|
|
else {
|
|
fld_str += final_fld_name;
|
|
}
|
|
return fld_str;
|
|
})
|
|
.join(",")}`;
|
|
return str;
|
|
}
|