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// miscellaneous utility functions used for the landing page of the application
package home
import (
"archives/pkg/database"
"archives/pkg/models"
"github.com/go-pg/pg/v10"
"html/template"
"net/http"
"strconv"
)
// renderIndexTemplate renders all templates used for the landing page
func renderIndexTemplate(w http.ResponseWriter, templateData interface{}) {
templates := template.Must(
template.Must(
template.New("Show").
Funcs(template.FuncMap{
"makeMessage": func(headers map[string][]string) models.Message {
return models.Message{
Headers: headers,
}
},
}).
ParseGlob("web/templates/layout/*.tmpl")).
ParseGlob("web/templates/home/*.tmpl"))
templates.ExecuteTemplate(w, "home.tmpl", templateData)
}
// utility methods
func getAllMessagesCount() int {
var messsageCount int
database.DBCon.Model((*models.Message)(nil)).QueryOne(pg.Scan(&messsageCount), `
SELECT
count(DISTINCT messages.headers->>'Message-Id')
FROM
messages;
`)
return messsageCount
}
// formatMessageCount returns the formatted number of
// messages containing a thousands comma
func formatMessageCount(messageCount int) string {
packages := strconv.Itoa(messageCount)
if len(string(messageCount)) == 9 {
return packages[:3] + "," + packages[3:6] + "," + packages[6:]
} else if len(packages) == 8 {
return packages[:2] + "," + packages[2:5] + "," + packages[5:]
} else if len(packages) == 7 {
return packages[:1] + "," + packages[1:4] + "," + packages[4:]
} else if len(packages) == 6 {
return packages[:3] + "," + packages[3:]
} else if len(packages) == 5 {
return packages[:2] + "," + packages[2:]
} else if len(packages) == 4 {
return packages[:1] + "," + packages[1:]
} else {
return packages
}
}
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