72 lines
1.7 KiB
Go
72 lines
1.7 KiB
Go
package handlers
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import (
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"embed"
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"html/template"
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"io/fs"
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"log"
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"net/http"
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"regexp"
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"shop/internal/models"
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"shop/internal/orderstatus"
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)
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//go:embed templates/*
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var templateFS embed.FS
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//go:embed static/*
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var staticFS embed.FS
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var tagRe = regexp.MustCompile(`<[^>]*>`)
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func stripHTML(s string) string {
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return tagRe.ReplaceAllString(s, "")
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}
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func effectivePrice(p models.Product) float64 { return p.EffectivePrice() }
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func ParseTemplates() (*template.Template, error) {
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funcMap := template.FuncMap{
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"plain": stripHTML,
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"effective": effectivePrice,
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"safeHTML": func(s string) template.HTML { return template.HTML(s) },
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"orderLabel": orderstatus.Label,
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"orderIcon": orderstatus.Icon,
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"orderClass": orderstatus.Class,
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"orderStep": orderstatus.Step,
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"orderTimeline": func() []string { return orderstatus.Timeline },
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"stepDone": func(status, step string) bool {
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cur, s := orderstatus.Step(status), orderstatus.Step(step)
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return cur > 0 && s > 0 && s < cur
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},
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"stepCurrent": func(status, step string) bool {
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return orderstatus.Step(status) == orderstatus.Step(step)
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},
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"orderTerminal": orderstatus.IsTerminal,
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"orderNorm": orderstatus.Normalize,
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"historyBarPct": func(price, max float64) int {
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if max <= 0 {
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return 20
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}
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pct := int(price / max * 100)
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if pct < 8 {
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return 8
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}
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return pct
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},
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"catSelected": func(catID int, productCatID *int) bool {
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return productCatID != nil && *productCatID == catID
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},
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}
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return template.New("").Funcs(funcMap).ParseFS(templateFS, "templates/*.html")
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}
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func StaticHandler() http.Handler {
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sub, err := fs.Sub(staticFS, "static")
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if err != nil {
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log.Fatal(err)
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}
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return http.FileServer(http.FS(sub))
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}
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