43 lines
934 B
Go
43 lines
934 B
Go
package pwa
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import (
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"fmt"
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"strings"
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)
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// Icons represents a list of app icons.
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type Icons []Icon
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// Icon represents an app icon.
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type Icon struct {
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Src string `json:"src"`
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Sizes string `json:"sizes,omitempty"`
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Type string `json:"type,omitempty"`
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}
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// IconSizes represents standard app icon sizes.
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var IconSizes = []int{16, 32, 77, 114, 128, 144, 152, 160, 167, 180, 192, 196, 256, 400, 512}
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// NewIcons creates new app icons in the default sizes based on the parameters provided.
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func NewIcons(staticUri, appIcon string) Icons {
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if appIcon == "" {
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appIcon = "logo"
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} else if strings.Contains(appIcon, "/") {
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return Icons{{
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Src: appIcon,
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Type: "image/png",
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}}
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}
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icons := make(Icons, len(IconSizes))
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for i, d := range IconSizes {
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icons[i] = Icon{
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Src: fmt.Sprintf("%s/icons/%s/%d.png", staticUri, appIcon, d),
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Sizes: fmt.Sprintf("%dx%d", d, d),
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Type: "image/png",
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}
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}
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return icons
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}
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