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package grils
import (
"fmt"
"log"
"net/http"
"regexp"
"strconv"
"strings"
"fagott.pw/charakterin"
"fagott.pw/grilist/frontend"
"fagott.pw/grilist/grilist"
"github.com/julienschmidt/httprouter"
)
var (
pgArrayReg = regexp.MustCompile(`(((?P<value>(([^",\\{}\s(NULL)])+|"([^"\\]|\\"|\\\\)*")))(,)?)`)
pgValueIdx int
)
func findIdx() {
for i, subexp := range pgArrayReg.SubexpNames() {
if subexp == "value" {
pgValueIdx = i
break
}
}
}
type GrilsModule struct {
g *grilist.Grilist
}
func (m *GrilsModule) Name() string {
return "Grils"
}
func (m *GrilsModule) Init(g *grilist.Grilist) {
findIdx()
m.g = g
m.g.Router.GET("/gril/:id", m.viewGril)
m.g.Router.GET("/gril/:id/*rest", m.viewGril)
}
func (m *GrilsModule) getGrils(whereClause string, params ...interface{}) ([]*Gril, error) {
var grils []*Gril
rows, err := m.g.DB.Query(fmt.Sprintf(`SELECT id, kanji_name, romaji_name, other_names, updated_at, age, birthday, tags FROM grilist.grils_flattened WHERE %s`, whereClause), params...)
if err != nil {
return nil, err
}
defer rows.Close()
for rows.Next() {
gril := &Gril{}
var tags []byte
var otherNames []byte
err = rows.Scan(&gril.ID, &gril.KanjiName, &gril.RomajiName, &otherNames, &gril.UpdatedAt, &gril.Age, &gril.Birthday, &tags)
if err != nil {
log.Println(gril.ID)
log.Println("error scanning in getGrils:", err)
continue
}
gril.Tags = pgArray(tags)
gril.OtherNames = pgArray(otherNames)
grils = append(grils, gril)
}
return grils, nil
}
func (m *GrilsModule) GetListsOfGril(gril *Gril) error {
rows, err := m.g.DB.Query(`SELECT list_id FROM grilist.lists_grils WHERE gril_id = $1`, gril.ID)
if err != nil {
return err
}
defer rows.Close()
for rows.Next() {
var listID int
if err := rows.Scan(&listID); err != nil {
log.Println(err)
continue
}
gril.Lists = append(gril.Lists, listID)
}
return nil
}
func (m *GrilsModule) ProvideDashboardData(user *charakterin.User) []grilist.DashboardCategory {
var categories []grilist.DashboardCategory
rows, err := m.g.DB.Query(`SELECT id FROM grilist.grils ORDER BY updated_at DESC LIMIT 5`)
if err != nil {
log.Println(err)
return categories
}
defer rows.Close()
cat := grilist.DashboardCategory{
Title: "Neue Grils",
}
for rows.Next() {
var id int
if err := rows.Scan(&id); err != nil {
log.Println(err)
continue
}
gril, err := m.FromID(id)
if err != nil {
log.Println(err)
continue
}
cat.Cards = append(cat.Cards, frontend.Card{
Title: gril.RomajiName,
Description: gril.KanjiName,
Size: "medium",
Actions: []frontend.Action{
frontend.Action{
Name: "anguckieren",
Link: "/gril/" + gril.Slug(),
},
},
})
}
categories = append(categories, cat)
return categories
}
func (m *GrilsModule) FromID(id int) (*Gril, error) {
gril := &Gril{
ID: id,
}
var tags []byte
var otherNames []byte
err := m.g.DB.QueryRow(`SELECT kanji_name, romaji_name, other_names, updated_at, age, birthday, tags FROM grilist.grils_flattened WHERE id = $1`, id).Scan(&gril.KanjiName, &gril.RomajiName, &otherNames, &gril.UpdatedAt, &gril.Age, &gril.Birthday, &tags)
gril.Tags = pgArray(tags)
gril.OtherNames = pgArray(otherNames)
if err != nil {
return nil, err
}
return gril, nil
}
func (m *GrilsModule) FromIDs(ids []int) ([]*Gril, error) {
if len(ids) == 0 {
return make([]*Gril, 0), nil
}
idList := "("
first := true
for _, v := range ids {
if first {
first = false
} else {
idList += ","
}
idList += strconv.Itoa(v)
}
idList += ")"
grils, err := m.getGrils("id IN " + idList)
return grils, err
}
func (m *GrilsModule) viewGril(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
user, _ := m.g.Charakterin.GetUserFromRequest(r)
sid := p.ByName("id")
id, err := strconv.Atoi(sid)
if err != nil {
http.Redirect(w, r, "/", 302)
return
}
gril, err := m.FromID(id)
if err != nil {
http.Redirect(w, r, "/", 302)
return
}
if err := m.GetListsOfGril(gril); err != nil {
log.Println(err)
}
data := m.g.Renderer.DefaultData()
data["user"] = user
data["gril"] = gril
m.g.Renderer.RenderPage("gril", w, data)
}
func pgArray(array []byte) []string {
var results []string
matches := pgArrayReg.FindAllStringSubmatch(string(array), -1)
for _, match := range matches {
s := match[pgValueIdx]
s = strings.Trim(s, "\"")
results = append(results, s)
}
return results
}
func New() *GrilsModule {
return &GrilsModule{}
}
|
