package component

import (
	"forge.cadoles.com/wpetit/clearcase/internal/core/model"
	"forge.cadoles.com/wpetit/clearcase/internal/http/form"
	common "forge.cadoles.com/wpetit/clearcase/internal/http/handler/webui/common/component"
)

type IssuePageVModel struct {
	SummaryForm       *form.Form
	IssueForm         *form.Form
	Projects          []*model.Project
	SelectedProjectID string
}

func NewIssueSummaryForm() *form.Form {
	return form.New(
		form.NewField(
			"project",
			form.Attrs{},
			form.NonEmpty("Ce champs ne doit pas être vide."),
		),
		form.NewField(
			"summary",
			form.Attrs{
				"type":        "textarea",
				"rows":        "20",
				"placeholder": "Décrivez rapidement le sujet du problème rencontré ou de l'évolution souhaitée...",
			},
			form.NonEmpty("Ce champs ne doit pas être vide."),
		),
	)
}

func NewIssueForm() *form.Form {
	return form.New(
		form.NewField(
			"title",
			form.Attrs{
				"type": "text",
			},
			form.NonEmpty("Ce champs ne doit pas être vide."),
		),
		form.NewField(
			"content",
			form.Attrs{
				"type": "textarea",
				"rows": "20",
			},
			form.NonEmpty("Ce champs ne doit pas être vide."),
		),
	)
}

templ IssuePage(vmodel IssuePageVModel) {
	@common.Page(common.WithTitle("Nouvelle demande")) {
		<div class="container is-fluid">
			<section class="section">
				<div class="buttons is-right">
					<a class="button is-medium" href={ common.BaseURL(ctx, common.WithPath("/auth/logout")) }>Se déconnecter</a>
				</div>
				<div class="columns">
					<div class="column is-4">
						<form id="summary-form" action={ common.CurrentURL(ctx) } method="post" hx-disabled-elt="#summary-form textarea, #summary-form select, #summary-form button" hx-indicator="#generation-progress">
							<h2 class="title is-size-2">Résumé de la demande</h2>
							<progress id="generation-progress" class="htmx-indicator progress"></progress>
							@common.FormSelect(
								vmodel.SummaryForm, "issue-project", "project", "Projet",
								common.WithOptions(projectsToOptions(vmodel.Projects)...),
								common.WithAttrs(
									"hx-get", string(common.CurrentURL(ctx, common.WithoutValues("project", "*"))),
									"hx-target", "body",
									"hx-push-url", "true",
								),
							)
							@common.FormTextarea(
								vmodel.SummaryForm, "issue-summary", "summary", "Résumé",
								common.WithTextareaAttrs(
									"hx-on:change", "onSummaryChange(event)",
								),
							)
							<div class="buttons is-right">
								<button type="submit" class="button is-primary is-large">
									<span class="icon">
										<i class="fa fa-robot"></i>
									</span>
									<span>Génerer le ticket</span>
								</button>
							</div>
						</form>
					</div>
					<div class="column">
						<h2 class="title is-size-2">Votre demande</h2>
						@common.FormField(vmodel.IssueForm, "issue-content", "title", "Titre")
						@common.FormTextarea(vmodel.IssueForm, "issue-content", "content", "Contenu")
						<div class="buttons is-right">
							<button disabled type="submit" class="button is-primary is-large">
								<span class="icon">
									<i class="fa fa-rocket"></i>
								</span>
								<span>Créer le ticket</span>
							</button>
						</div>
					</div>
				</div>
			</section>
		</div>
		<script type="text/javascript">
		function onSummaryChange(evt) {
			const summary = evt.currentTarget.value;
			const projectId = document.getElementById("issue-project").value;
			sessionStorage.setItem(`summary-${projectId}`, summary);
		}
		htmx.onLoad(function(){
			const summaryTextarea = document.getElementById("issue-summary");
      const summary = summaryTextarea.value;
			if (summary !== "") return;
			const projectId = document.getElementById("issue-project").value;
			if (!projectId) return;
			const savedSummary = sessionStorage.getItem(`summary-${projectId}`);
			if (!savedSummary) return;
			summaryTextarea.value = savedSummary;
    })
		</script>
	}
}

func projectsToOptions(projects []*model.Project) []string {
	options := make([]string, 0, len(projects)*2)
	for _, p := range projects {
		options = append(options, p.Label, p.ID)
	}
	return options
}