Convert cache page to Templ
This commit is contained in:
parent
0343581099
commit
792707cd70
@ -4,11 +4,14 @@ import (
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"errors"
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"time"
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"github.com/a-h/templ"
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"github.com/labstack/echo/v4"
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"git.grosinger.net/tgrosinger/saasitone/pkg/form"
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"git.grosinger.net/tgrosinger/saasitone/pkg/page"
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"git.grosinger.net/tgrosinger/saasitone/pkg/services"
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"git.grosinger.net/tgrosinger/saasitone/templ/layouts"
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"git.grosinger.net/tgrosinger/saasitone/templ/pages"
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"git.grosinger.net/tgrosinger/saasitone/templates"
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)
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@ -22,11 +25,6 @@ type (
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cache *services.CacheClient
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*services.TemplateRenderer
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}
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cacheForm struct {
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Value string `form:"value"`
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form.Submission
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}
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)
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func init() {
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@ -46,10 +44,8 @@ func (h *Cache) Routes(g *echo.Group) {
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func (h *Cache) Page(ctx echo.Context) error {
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p := page.New(ctx)
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p.Layout = templates.LayoutMain
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p.Name = templates.PageCache
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p.Title = "Set a cache entry"
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p.Form = form.Get[cacheForm](ctx)
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// Fetch the value from the cache
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value, err := h.cache.
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@ -57,20 +53,31 @@ func (h *Cache) Page(ctx echo.Context) error {
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Key("page_cache_example").
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Fetch(ctx.Request().Context())
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var valueStrPtr *string = nil
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// Store the value in the page, so it can be rendered, if found
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switch {
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case err == nil:
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p.Data = value.(string)
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valueStr := value.(string)
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valueStrPtr = &valueStr
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case errors.Is(err, services.ErrCacheMiss):
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default:
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return fail(err, "failed to fetch from cache")
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}
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return h.RenderPage(ctx, p)
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f := form.Get[pages.CacheForm](ctx)
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component := pages.Cache(p, f, valueStrPtr)
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// TODO: This can be reused
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p.LayoutComponent = func(content templ.Component) templ.Component {
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return layouts.Main(p, content)
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}
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return h.RenderPageTempl(ctx, p, component)
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}
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func (h *Cache) Submit(ctx echo.Context) error {
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var input cacheForm
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var input pages.CacheForm
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if err := form.Submit(ctx, &input); err != nil {
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return err
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46
templ/pages/cache.templ
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46
templ/pages/cache.templ
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@ -0,0 +1,46 @@
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package pages
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import (
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"git.grosinger.net/tgrosinger/saasitone/templ/components"
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"git.grosinger.net/tgrosinger/saasitone/pkg/form"
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"git.grosinger.net/tgrosinger/saasitone/pkg/page"
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)
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type CacheForm struct {
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Value string `form:"value"`
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form.Submission
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}
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templ Cache(p page.Page, f *CacheForm, value *string) {
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<form id="task" method="post" hx-post={ p.ToURL("cache.submit") }>
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<article class="message">
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<div class="message-header">
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<p>Test the cache</p>
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</div>
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<div class="message-body">
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This route handler shows how the default in-memory cache works. Try updating the value using the form below and see how it persists after you reload the page.
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HTMX makes it easy to re-render the cached value after the form is submitted.
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</div>
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</article>
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<label for="value" class="label">Value in cache: </label>
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if value != nil {
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<span class="tag is-success">{ *value }</span>
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} else {
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<i>(empty)</i>
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}
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<br/>
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<br/>
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<div class="field">
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<label for="value" class="label">Value</label>
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<div class="control">
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<input id="value" name="value" class="input" value={ f.Value }/>
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</div>
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</div>
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<div class="field is-grouped">
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<div class="control">
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<button class="button is-link">Update cache</button>
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</div>
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</div>
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@components.CSRF(p.CSRF)
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</form>
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}
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108
templ/pages/cache_templ.go
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108
templ/pages/cache_templ.go
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@ -0,0 +1,108 @@
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// Code generated by templ - DO NOT EDIT.
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// templ: version: v0.2.707
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package pages
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//lint:file-ignore SA4006 This context is only used if a nested component is present.
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import "github.com/a-h/templ"
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import "context"
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import "io"
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import "bytes"
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import (
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"git.grosinger.net/tgrosinger/saasitone/pkg/form"
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"git.grosinger.net/tgrosinger/saasitone/pkg/page"
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"git.grosinger.net/tgrosinger/saasitone/templ/components"
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)
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type CacheForm struct {
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Value string `form:"value"`
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form.Submission
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}
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func Cache(p page.Page, f *CacheForm, value *string) templ.Component {
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return templ.ComponentFunc(func(ctx context.Context, templ_7745c5c3_W io.Writer) (templ_7745c5c3_Err error) {
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templ_7745c5c3_Buffer, templ_7745c5c3_IsBuffer := templ_7745c5c3_W.(*bytes.Buffer)
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if !templ_7745c5c3_IsBuffer {
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templ_7745c5c3_Buffer = templ.GetBuffer()
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defer templ.ReleaseBuffer(templ_7745c5c3_Buffer)
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}
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ctx = templ.InitializeContext(ctx)
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templ_7745c5c3_Var1 := templ.GetChildren(ctx)
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if templ_7745c5c3_Var1 == nil {
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templ_7745c5c3_Var1 = templ.NopComponent
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}
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ctx = templ.ClearChildren(ctx)
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_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString("<form id=\"task\" method=\"post\" hx-post=\"")
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if templ_7745c5c3_Err != nil {
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return templ_7745c5c3_Err
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}
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var templ_7745c5c3_Var2 string
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templ_7745c5c3_Var2, templ_7745c5c3_Err = templ.JoinStringErrs(p.ToURL("cache.submit"))
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if templ_7745c5c3_Err != nil {
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return templ.Error{Err: templ_7745c5c3_Err, FileName: `templ/pages/cache.templ`, Line: 15, Col: 64}
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}
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_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var2))
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if templ_7745c5c3_Err != nil {
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return templ_7745c5c3_Err
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}
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_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString("\"><article class=\"message\"><div class=\"message-header\"><p>Test the cache</p></div><div class=\"message-body\">This route handler shows how the default in-memory cache works. Try updating the value using the form below and see how it persists after you reload the page. HTMX makes it easy to re-render the cached value after the form is submitted.</div></article><label for=\"value\" class=\"label\">Value in cache: </label> ")
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if templ_7745c5c3_Err != nil {
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return templ_7745c5c3_Err
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}
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if value != nil {
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_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString("<span class=\"tag is-success\">")
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if templ_7745c5c3_Err != nil {
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return templ_7745c5c3_Err
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}
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var templ_7745c5c3_Var3 string
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templ_7745c5c3_Var3, templ_7745c5c3_Err = templ.JoinStringErrs(*value)
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if templ_7745c5c3_Err != nil {
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return templ.Error{Err: templ_7745c5c3_Err, FileName: `templ/pages/cache.templ`, Line: 27, Col: 40}
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}
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_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var3))
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if templ_7745c5c3_Err != nil {
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return templ_7745c5c3_Err
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}
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_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString("</span>")
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if templ_7745c5c3_Err != nil {
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return templ_7745c5c3_Err
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}
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} else {
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_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString("<i>(empty)</i>")
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if templ_7745c5c3_Err != nil {
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return templ_7745c5c3_Err
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}
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}
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_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString("<br><br><div class=\"field\"><label for=\"value\" class=\"label\">Value</label><div class=\"control\"><input id=\"value\" name=\"value\" class=\"input\" value=\"")
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if templ_7745c5c3_Err != nil {
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return templ_7745c5c3_Err
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}
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var templ_7745c5c3_Var4 string
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templ_7745c5c3_Var4, templ_7745c5c3_Err = templ.JoinStringErrs(f.Value)
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if templ_7745c5c3_Err != nil {
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return templ.Error{Err: templ_7745c5c3_Err, FileName: `templ/pages/cache.templ`, Line: 36, Col: 64}
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}
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_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var4))
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if templ_7745c5c3_Err != nil {
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return templ_7745c5c3_Err
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}
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_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString("\"></div></div><div class=\"field is-grouped\"><div class=\"control\"><button class=\"button is-link\">Update cache</button></div></div>")
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if templ_7745c5c3_Err != nil {
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return templ_7745c5c3_Err
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}
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templ_7745c5c3_Err = components.CSRF(p.CSRF).Render(ctx, templ_7745c5c3_Buffer)
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if templ_7745c5c3_Err != nil {
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return templ_7745c5c3_Err
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}
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_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString("</form>")
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if templ_7745c5c3_Err != nil {
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return templ_7745c5c3_Err
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}
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if !templ_7745c5c3_IsBuffer {
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_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteTo(templ_7745c5c3_W)
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}
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return templ_7745c5c3_Err
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})
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}
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@ -1,36 +0,0 @@
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{{define "content"}}
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<form id="task" method="post" hx-post="{{url "cache.submit"}}">
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<article class="message">
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<div class="message-header">
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<p>Test the cache</p>
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</div>
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<div class="message-body">
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This route handler shows how the default in-memory cache works. Try updating the value using the form below and see how it persists after you reload the page.
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HTMX makes it easy to re-render the cached value after the form is submitted.
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</div>
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</article>
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<label for="value" class="label">Value in cache: </label>
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{{if .Data}}
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<span class="tag is-success">{{.Data}}</span>
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{{- else}}
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<i>(empty)</i>
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{{- end}}
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<br/><br/>
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<div class="field">
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<label for="value" class="label">Value</label>
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<div class="control">
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<input id="value" name="value" class="input" value="{{.Form.Value}}"/>
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</div>
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</div>
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<div class="field is-grouped">
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<div class="control">
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<button class="button is-link">Update cache</button>
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</div>
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</div>
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{{template "csrf" .}}
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</form>
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{{end}}
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