numerus/pkg/contacts.go

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package pkg
import (
"context"
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"github.com/jackc/pgx/v4"
"github.com/julienschmidt/httprouter"
"html/template"
"net/http"
)
type ContactEntry struct {
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Slug string
Name string
Email string
Phone string
}
type ContactsIndexPage struct {
Contacts []*ContactEntry
}
func IndexContacts(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
conn := getConn(r)
company := mustGetCompany(r)
page := &ContactsIndexPage{
Contacts: mustGetContactEntries(r.Context(), conn, company),
}
mustRenderAppTemplate(w, r, "contacts/index.gohtml", page)
}
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func GetContactForm(w http.ResponseWriter, r *http.Request, params httprouter.Params) {
locale := getLocale(r)
conn := getConn(r)
form := newContactForm(r.Context(), conn, locale)
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slug := params[0].Value
if slug == "new" {
w.WriteHeader(http.StatusOK)
mustRenderNewContactForm(w, r, form)
return
}
err := conn.QueryRow(r.Context(), "select business_name, substr(vatin::text, 3), trade_name, phone, email, web, address, city, province, postal_code, country_code from contact where slug = $1", slug).Scan(form.BusinessName, form.VATIN, form.TradeName, form.Phone, form.Email, form.Web, form.Address, form.City, form.Province, form.PostalCode, form.Country)
if err != nil {
if err == pgx.ErrNoRows {
http.NotFound(w, r)
return
} else {
panic(err)
}
}
w.WriteHeader(http.StatusOK)
mustRenderEditContactForm(w, r, form)
}
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func mustRenderNewContactForm(w http.ResponseWriter, r *http.Request, form *contactForm) {
mustRenderAppTemplate(w, r, "contacts/new.gohtml", form)
}
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func mustRenderEditContactForm(w http.ResponseWriter, r *http.Request, form *contactForm) {
mustRenderAppTemplate(w, r, "contacts/edit.gohtml", form)
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}
func HandleAddContact(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
conn := getConn(r)
locale := getLocale(r)
form := newContactForm(r.Context(), conn, locale)
if err := form.Parse(r); err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
if err := verifyCsrfTokenValid(r); err != nil {
http.Error(w, err.Error(), http.StatusForbidden)
return
}
if !form.Validate(r.Context(), conn) {
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mustRenderNewContactForm(w, r, form)
return
}
company := mustGetCompany(r)
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conn.MustExec(r.Context(), "insert into contact (company_id, business_name, vatin, trade_name, phone, email, web, address, city, province, postal_code, country_code) values ($1, $2, ($12 || $3)::vatin, $4, parse_packed_phone_number($5, $12), $6, $7, $8, $9, $10, $11, $12)", company.Id, form.BusinessName, form.VATIN, form.TradeName, form.Phone, form.Email, form.Web, form.Address, form.City, form.Province, form.PostalCode, form.Country)
http.Redirect(w, r, companyURI(company, "/contacts"), http.StatusSeeOther)
}
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func HandleUpdateContact(w http.ResponseWriter, r *http.Request, params httprouter.Params) {
conn := getConn(r)
locale := getLocale(r)
form := newContactForm(r.Context(), conn, locale)
if err := form.Parse(r); err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
if err := verifyCsrfTokenValid(r); err != nil {
http.Error(w, err.Error(), http.StatusForbidden)
return
}
if !form.Validate(r.Context(), conn) {
mustRenderEditContactForm(w, r, form)
return
}
slug := conn.MustGetText(r.Context(), "", "update contact set business_name = $1, vatin = ($11 || $2)::vatin, trade_name = $3, phone = parse_packed_phone_number($4, $11), email = $5, web = $6, address = $7, city = $8, province = $9, postal_code = $10, country_code = $11 where slug = $12 returning slug", form.BusinessName, form.VATIN, form.TradeName, form.Phone, form.Email, form.Web, form.Address, form.City, form.Province, form.PostalCode, form.Country, params[0].Value)
if slug == "" {
http.NotFound(w, r)
}
http.Redirect(w, r, companyURI(mustGetCompany(r), "/contacts/"+slug), http.StatusSeeOther)
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}
func mustGetContactEntries(ctx context.Context, conn *Conn, company *Company) []*ContactEntry {
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rows, err := conn.Query(ctx, "select slug, business_name, email, phone from contact where company_id = $1 order by business_name", company.Id)
if err != nil {
panic(err)
}
defer rows.Close()
var entries []*ContactEntry
for rows.Next() {
entry := &ContactEntry{}
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err = rows.Scan(&entry.Slug, &entry.Name, &entry.Email, &entry.Phone)
if err != nil {
panic(err)
}
entries = append(entries, entry)
}
if rows.Err() != nil {
panic(rows.Err())
}
return entries
}
type contactForm struct {
locale *Locale
BusinessName *InputField
VATIN *InputField
TradeName *InputField
Phone *InputField
Email *InputField
Web *InputField
Address *InputField
City *InputField
Province *InputField
PostalCode *InputField
Country *SelectField
}
func newContactForm(ctx context.Context, conn *Conn, locale *Locale) *contactForm {
return &contactForm{
locale: locale,
BusinessName: &InputField{
Name: "business_name",
Label: pgettext("input", "Business name", locale),
Type: "text",
Required: true,
Attributes: []template.HTMLAttr{
`autocomplete="organization"`,
},
},
VATIN: &InputField{
Name: "vatin",
Label: pgettext("input", "VAT number", locale),
Type: "text",
Required: true,
},
TradeName: &InputField{
Name: "trade_name",
Label: pgettext("input", "Trade name", locale),
Type: "text",
},
Phone: &InputField{
Name: "phone",
Label: pgettext("input", "Phone", locale),
Type: "tel",
Required: true,
Attributes: []template.HTMLAttr{
`autocomplete="tel"`,
},
},
Email: &InputField{
Name: "email",
Label: pgettext("input", "Email", locale),
Type: "email",
Required: true,
Attributes: []template.HTMLAttr{
`autocomplete="email"`,
},
},
Web: &InputField{
Name: "web",
Label: pgettext("input", "Web", locale),
Type: "url",
Attributes: []template.HTMLAttr{
`autocomplete="url"`,
},
},
Address: &InputField{
Name: "address",
Label: pgettext("input", "Address", locale),
Type: "text",
Required: true,
Attributes: []template.HTMLAttr{
`autocomplete="address-line1"`,
},
},
City: &InputField{
Name: "city",
Label: pgettext("input", "City", locale),
Type: "text",
Required: true,
},
Province: &InputField{
Name: "province",
Label: pgettext("input", "Province", locale),
Type: "text",
Required: true,
},
PostalCode: &InputField{
Name: "postal_code",
Label: pgettext("input", "Postal code", locale),
Type: "text",
Required: true,
Attributes: []template.HTMLAttr{
`autocomplete="postal-code"`,
},
},
Country: &SelectField{
Name: "country",
Label: pgettext("input", "Tax", locale),
Options: mustGetCountryOptions(ctx, conn, locale),
Required: true,
Selected: "ES",
Attributes: []template.HTMLAttr{
`autocomplete="country"`,
},
},
}
}
func (form *contactForm) Parse(r *http.Request) error {
if err := r.ParseForm(); err != nil {
return err
}
form.BusinessName.FillValue(r)
form.VATIN.FillValue(r)
form.TradeName.FillValue(r)
form.Phone.FillValue(r)
form.Email.FillValue(r)
form.Web.FillValue(r)
form.Address.FillValue(r)
form.City.FillValue(r)
form.Province.FillValue(r)
form.PostalCode.FillValue(r)
form.Country.FillValue(r)
return nil
}
func (form *contactForm) Validate(ctx context.Context, conn *Conn) bool {
validator := newFormValidator()
validator.CheckRequiredInput(form.BusinessName, gettext("Business name can not be empty.", form.locale))
if validator.CheckRequiredInput(form.VATIN, gettext("VAT number can not be empty.", form.locale)) {
validator.CheckValidVATINInput(form.VATIN, form.Country.Selected, gettext("This value is not a valid VAT number.", form.locale))
}
if validator.CheckRequiredInput(form.Phone, gettext("Phone can not be empty.", form.locale)) {
validator.CheckValidPhoneInput(form.Phone, form.Country.Selected, gettext("This value is not a valid phone number.", form.locale))
}
if validator.CheckRequiredInput(form.Email, gettext("Email can not be empty.", form.locale)) {
validator.CheckValidEmailInput(form.Email, gettext("This value is not a valid email. It should be like name@domain.com.", form.locale))
}
if form.Web.Val != "" {
validator.checkValidURL(form.Web, gettext("This value is not a valid web address. It should be like https://domain.com/.", form.locale))
}
validator.CheckRequiredInput(form.Address, gettext("Address can not be empty.", form.locale))
validator.CheckRequiredInput(form.City, gettext("City can not be empty.", form.locale))
validator.CheckRequiredInput(form.Province, gettext("Province can not be empty.", form.locale))
if validator.CheckRequiredInput(form.PostalCode, gettext("Postal code can not be empty.", form.locale)) {
validator.CheckValidPostalCode(ctx, conn, form.PostalCode, form.Country.Selected, gettext("This value is not a valid postal code.", form.locale))
}
validator.CheckValidSelectOption(form.Country, gettext("Selected country is not valid.", form.locale))
return validator.AllOK()
}