77 lines
1.8 KiB
Go
77 lines
1.8 KiB
Go
package home
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import (
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"bytes"
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"context"
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"html/template"
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"time"
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_ "embed"
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"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static"
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"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
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"github.com/FAU-CDI/wisski-distillery/internal/status"
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"golang.org/x/sync/errgroup"
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)
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func (home *Home) instanceMap(ctx context.Context) (map[string]struct{}, error) {
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wissKIs, err := home.Dependencies.Instances.All(ctx)
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if err != nil {
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return nil, err
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}
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names := make(map[string]struct{}, len(wissKIs))
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for _, w := range wissKIs {
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names[w.Slug] = struct{}{}
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}
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return names, nil
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}
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//go:embed "home.html"
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var homeHTMLStr string
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var homeTemplate = static.AssetsHome.MustParseShared("home.html", homeHTMLStr)
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func (home *Home) homeRender(ctx context.Context) ([]byte, error) {
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var context homeContext
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home.Dependencies.Custom.Update(&context, nil)
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// setup a couple of static things
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context.Time = time.Now().UTC()
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context.SelfRedirect = home.Config.SelfRedirect.String()
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// find all the WissKIs
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wissKIs, err := home.Dependencies.Instances.All(ctx)
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if err != nil {
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return nil, err
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}
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context.Instances = make([]status.WissKI, len(wissKIs))
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// determine their infos
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var eg errgroup.Group
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for i, instance := range wissKIs {
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i := i
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wissKI := instance
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eg.Go(func() (err error) {
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context.Instances[i], err = wissKI.Info().Information(ctx, false)
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return
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})
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}
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eg.Wait()
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// render the template
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var buffer bytes.Buffer
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err = home.homeTemplate.Get(func() *template.Template {
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return home.Dependencies.Custom.Template(homeTemplate)
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}).Execute(&buffer, context)
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return buffer.Bytes(), err
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}
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type homeContext struct {
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custom.BaseContext
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Instances []status.WissKI
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Time time.Time
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SelfRedirect string
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}
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