transmet/templates/pages/categories.html

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{{define "body"}}
<h2 class="form-categories-heading">Categories</h2>
{{template "flashes" .}}
{{range $category := .categories}}
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{{template "row-category" dict "category" $category "categories" $.categories "csrfField" $.csrfField}}
{{end}}
<div class="row">
<form method="POST" action="/categories/add">
<div class="col-xs-3">
<input name="name" class="form-control" placeholder="Name" />
</div>
<div class="col-xs-3">
{{template "select-category" dict "categories" .categories "id" -1}}
</div>
<div class="col-xs-2">
{{ .csrfField }}
<input type="submit" class="add-submit btn btn-primary btn-block" value="Add Category" />
</div>
</form>
</div>
{{end}}
<!--
Print a category admin option row including it's name, delete option and
new category select
category: a category object - the current top level category to handle
categories: flat map of all categories, sorted by parents
-->
{{define "row-category"}}
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<div class="row">
<div class="col-xs-2">
{{stringTimes .category.Depth "- "}}
{{.category.Name}}
</div>
<div class="col-xs-1">
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<form method="POST" action="/categories/{{.category.Id}}/delete" class="cat-delete">{{ $.csrfField }}
<input type="submit" class="btn btn-default btn-sm btn-block" value="Delete" />
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</form>
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</div>
<div class="col-xs-3">
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<form action="/categories/{{.category.Id}}/change-parent" method="POST">
{{ .csrfField }}
{{if $.category.Parent.Valid }}
{{template "select-category" dict "categories" .categories "id" $.category.Parent.Value}}
{{else}}
{{template "select-category" dict "categories" .categories "id" -1}}
{{end}}
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</form>
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</div>
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</div>
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{{range $child := .category.Children}}
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{{template "row-category" dict "category" $child "categories" $.categories "csrfField" $.csrfField}}
{{end}}
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{{end}}
<!--
Print a full <select> of categories with one selected
categories: a flat map of categories ordered by parent
id: the category id that should be selected (or -1 for none)
-->
{{define "select-category"}}
<select class="form-control category-change-parent" name="parent" >
<option value="none" {{if not .category.Parent.Valid}} selected="true"{{end}}>-- None --</option>
{{range $category := .categories}}
{{template "option-category" dict "category" $category "id" $.id}}
{{end}}
</select>
{{end}}
<!--
print all the <option> inside a select for a category and its children
category: the category to print as an option (and it's nested children)
id: the category id that should be selected
-->
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{{define "option-category"}}
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<option value="{{.category.Id}}" {{if eq .id .category.Id}}selected="true"{{end}}>{{.category.ToString}}</option>
{{range $child := .category.Children}}
{{template "option-category" dict "category" $child "id" $.id}}
{{end}}
{{end}}