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// miscellaneous utility functions used for the landing page of the application
package list
import (
"archives/pkg/models"
"html/template"
"net/http"
)
type ListData struct {
ListName string
Date string
CurrentPage int
MaxPages int
Messages []*models.Message
}
// renderIndexTemplate renders all templates used for the landing page
func renderShowTemplate(w http.ResponseWriter, listName string, messageData interface{}) {
templates := template.Must(
template.Must(
template.New("Show").
ParseGlob("web/templates/layout/*.tmpl")).
ParseGlob("web/templates/list/*.tmpl"))
templteData := struct {
ListName string
MessageData interface{}
}{
ListName: listName,
MessageData: messageData,
}
templates.ExecuteTemplate(w, "show.tmpl", templteData)
}
// renderIndexTemplate renders all templates used for the landing page
func renderMessagesTemplate(w http.ResponseWriter, listName string, date string, currentPage int, maxPages int, messages []*models.Message) {
templates := template.Must(
template.Must(
template.Must(
template.New("Show").
Funcs(getFuncMap()).
ParseGlob("web/templates/layout/*.tmpl")).
ParseGlob("web/templates/list/components/*.tmpl")).
ParseGlob("web/templates/list/*.tmpl"))
templates.ExecuteTemplate(w, "messages.tmpl", buildListData(listName, date, currentPage, maxPages, messages))
}
// renderIndexTemplate renders all templates used for the landing page
func renderThreadsTemplate(w http.ResponseWriter, listName string, date string, currentPage int, maxPages int, messages []*models.Message) {
templates := template.Must(
template.Must(
template.Must(
template.New("Show").
Funcs(getFuncMap()).
ParseGlob("web/templates/layout/*.tmpl")).
ParseGlob("web/templates/list/components/*.tmpl")).
ParseGlob("web/templates/list/*.tmpl"))
templates.ExecuteTemplate(w, "threads.tmpl", buildListData(listName, date, currentPage, maxPages, messages))
}
// renderIndexTemplate renders all templates used for the landing page
func renderBrowseTemplate(w http.ResponseWriter, lists interface{}) {
templates := template.Must(
template.Must(
template.New("Show").
ParseGlob("web/templates/layout/*.tmpl")).
ParseGlob("web/templates/list/*.tmpl"))
templates.ExecuteTemplate(w, "browse.tmpl", lists)
}
// utility methods
func getFuncMap() template.FuncMap {
return template.FuncMap{
"min": func(a, b int) int {
if a < b {
return a
}
return b
},
"max": func(a, b int) int {
if a < b {
return b
}
return a
},
"add": func(a, b int) int {
return a + b
},
"sub": func(a, b int) int {
return a - b
},
"makeRange": makeRange,
}
}
func buildListData(listName string, date string, currentPage int, maxPages int, messages []*models.Message) ListData {
return ListData{
ListName: listName,
Date: date,
CurrentPage: currentPage,
MaxPages: maxPages,
Messages: messages,
}
}
func makeRange(min, max int) []int {
a := make([]int, max-min+1)
for i := range a {
a[i] = min + i
}
return a
}
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