package ext

import (
	"bytes"
	"fmt"

	"github.com/valyala/fasthttp"

	"git.sr.ht/~gabrielgio/img/templates"
)

var (
	ContentTypeHTML = []byte("text/html")
)

func NotFoundHTML(ctx *fasthttp.RequestCtx) {
	templates.WritePageTemplate(ctx, &templates.ErrorPage{
		Err: "Not Found",
	})
}

func NotFound(ctx *fasthttp.RequestCtx) {
	ctx.Response.SetStatusCode(404)
	ct := ctx.Response.Header.ContentType()
	if bytes.Equal(ct, ContentTypeHTML) {
		NotFoundHTML(ctx)
	}
}

func InternalServerError(ctx *fasthttp.RequestCtx, err error) {
	ctx.Response.SetStatusCode(500)
	templates.WritePageTemplate(ctx, &templates.ErrorPage{
		Err: fmt.Sprintf("Internal Server Error:\n%s", err.Error()),
	})
}

func NoContent(ctx *fasthttp.RequestCtx) {
	ctx.Response.SetStatusCode(204)
}