sqlboiler/templates/20_exists.tpl
Aaron L 09ed5709e5 Fix template spacing with new output
- The old templates used to output \n\n after each run, with the
  previous changes this is no longer the case and as such the templates
  all must be formatted correctly.
2016-09-24 00:52:18 -07:00

50 lines
1.8 KiB
Smarty

{{- $tableNameSingular := .Table.Name | singular | titleCase -}}
{{- $colDefs := sqlColDefinitions .Table.Columns .Table.PKey.Columns -}}
{{- $pkNames := $colDefs.Names | stringMap .StringFuncs.camelCase -}}
{{- $pkArgs := joinSlices " " $pkNames $colDefs.Types | join ", " -}}
{{- $schemaTable := .Table.Name | .SchemaTable}}
// {{$tableNameSingular}}Exists checks if the {{$tableNameSingular}} row exists.
func {{$tableNameSingular}}Exists(exec boil.Executor, {{$pkArgs}}) (bool, error) {
var exists bool
sql := "select exists(select 1 from {{$schemaTable}} where {{if .Dialect.IndexPlaceholders}}{{whereClause .LQ .RQ 1 .Table.PKey.Columns}}{{else}}{{whereClause .LQ .RQ 0 .Table.PKey.Columns}}{{end}} limit 1)"
if boil.DebugMode {
fmt.Fprintln(boil.DebugWriter, sql)
fmt.Fprintln(boil.DebugWriter, {{$pkNames | join ", "}})
}
row := exec.QueryRow(sql, {{$pkNames | join ", "}})
err := row.Scan(&exists)
if err != nil {
return false, errors.Wrap(err, "{{.PkgName}}: unable to check if {{.Table.Name}} exists")
}
return exists, nil
}
// {{$tableNameSingular}}ExistsG checks if the {{$tableNameSingular}} row exists.
func {{$tableNameSingular}}ExistsG({{$pkArgs}}) (bool, error) {
return {{$tableNameSingular}}Exists(boil.GetDB(), {{$pkNames | join ", "}})
}
// {{$tableNameSingular}}ExistsGP checks if the {{$tableNameSingular}} row exists. Panics on error.
func {{$tableNameSingular}}ExistsGP({{$pkArgs}}) bool {
e, err := {{$tableNameSingular}}Exists(boil.GetDB(), {{$pkNames | join ", "}})
if err != nil {
panic(boil.WrapErr(err))
}
return e
}
// {{$tableNameSingular}}ExistsP checks if the {{$tableNameSingular}} row exists. Panics on error.
func {{$tableNameSingular}}ExistsP(exec boil.Executor, {{$pkArgs}}) bool {
e, err := {{$tableNameSingular}}Exists(exec, {{$pkNames | join ", "}})
if err != nil {
panic(boil.WrapErr(err))
}
return e
}