smon/area.go

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package main
import (
// External
re "git.gibonuddevalla.se/go/wrappederror"
// Standard
"encoding/json"
"sort"
)
type Area struct {
ID int
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Name string
Sections []Section
}
func AreaRetrieve() (areas []Area, err error) { // {{{
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areas = []Area{}
row := service.Db.Conn.QueryRow(`
SELECT
jsonb_agg(jsonsections)
FROM (
SELECT
a.id,
a.name,
jsonb_agg(
jsonb_build_object(
'id', s.id,
'name', s.name
)
) AS sections
FROM area a
LEFT JOIN section s ON s.area_id = a.id
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GROUP BY
a.id, a.name
) jsonsections`,
)
var jsonData []byte
err = row.Scan(&jsonData)
if err != nil {
err = re.Wrap(err)
return
}
if jsonData == nil {
return
}
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err = json.Unmarshal(jsonData, &areas)
if err != nil {
err = re.Wrap(err)
return
}
return
} // }}}
func AreaCreate(name string) (err error) {// {{{
_, err = service.Db.Conn.Exec(`INSERT INTO area(name) VALUES($1)`, name)
return
}// }}}
func AreaRename(id int, name string) (err error) {// {{{
_, err = service.Db.Conn.Exec(`UPDATE area SET name=$2 WHERE id=$1`, id, name)
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return
}// }}}
func (a Area) SortedSections() []Section { // {{{
sort.SliceStable(a.Sections, func(i, j int) bool {
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return a.Sections[i].Name < a.Sections[j].Name
})
return a.Sections
} // }}}