609 lines
20 KiB
Elixir
609 lines
20 KiB
Elixir
defmodule SwornforgedWeb.CoreComponents do
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@moduledoc """
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Provides core UI components.
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The components in this module use Tailwind CSS, a utility-first CSS framework.
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See the [Tailwind CSS documentation](https://tailwindcss.com) to learn how to
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customize the generated components in this module.
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Icons are provided by [heroicons](https://heroicons.com), using the
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[heroicons_elixir](https://github.com/mveytsman/heroicons_elixir) project.
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"""
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use Phoenix.Component
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alias Phoenix.LiveView.JS
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import SwornforgedWeb.Gettext
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@doc """
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Renders a modal.
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## Examples
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<.modal id="confirm-modal">
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Are you sure?
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<:confirm>OK</:confirm>
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<:cancel>Cancel</:cancel>
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</.modal>
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JS commands may be passed to the `:on_cancel` and `on_confirm` attributes
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for the caller to react to each button press, for example:
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<.modal id="confirm" on_confirm={JS.push("delete")} on_cancel={JS.navigate(~p"/posts")}>
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Are you sure you?
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<:confirm>OK</:confirm>
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<:cancel>Cancel</:cancel>
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</.modal>
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"""
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attr :id, :string, required: true
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attr :show, :boolean, default: false
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attr :on_cancel, JS, default: %JS{}
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attr :on_confirm, JS, default: %JS{}
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slot :inner_block, required: true
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slot :title
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slot :subtitle
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slot :confirm
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slot :cancel
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def modal(assigns) do
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~H"""
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<div
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id={@id}
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phx-mounted={@show && show_modal(@id)}
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phx-remove={hide_modal(@id)}
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class="relative z-50 hidden"
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>
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<div id={"#{@id}-bg"} class="fixed inset-0 bg-zinc-50/90 transition-opacity" aria-hidden="true" />
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<div
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class="fixed inset-0 overflow-y-auto"
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aria-labelledby={"#{@id}-title"}
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aria-describedby={"#{@id}-description"}
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role="dialog"
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aria-modal="true"
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tabindex="0"
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>
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<div class="flex min-h-full items-center justify-center">
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<div class="w-full max-w-3xl p-4 sm:p-6 lg:py-8">
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<.focus_wrap
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id={"#{@id}-container"}
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phx-mounted={@show && show_modal(@id)}
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phx-window-keydown={hide_modal(@on_cancel, @id)}
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phx-key="escape"
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phx-click-away={hide_modal(@on_cancel, @id)}
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class="hidden relative rounded-2xl bg-white p-14 shadow-lg shadow-zinc-700/10 ring-1 ring-zinc-700/10 transition"
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>
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<div class="absolute top-6 right-5">
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<button
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phx-click={hide_modal(@on_cancel, @id)}
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type="button"
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class="-m-3 flex-none p-3 opacity-20 hover:opacity-40"
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aria-label={gettext("close")}
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>
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<Heroicons.x_mark solid class="h-5 w-5 stroke-current" />
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</button>
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</div>
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<div id={"#{@id}-content"}>
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<header :if={@title != []}>
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<h1 id={"#{@id}-title"} class="text-lg font-semibold leading-8 text-zinc-800">
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<%= render_slot(@title) %>
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</h1>
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<p
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:if={@subtitle != []}
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id={"#{@id}-description"}
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class="mt-2 text-sm leading-6 text-zinc-600"
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>
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<%= render_slot(@subtitle) %>
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</p>
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</header>
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<%= render_slot(@inner_block) %>
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<div :if={@confirm != [] or @cancel != []} class="ml-6 mb-4 flex items-center gap-5">
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<.button
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:for={confirm <- @confirm}
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id={"#{@id}-confirm"}
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phx-click={@on_confirm}
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phx-disable-with
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class="py-2 px-3"
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>
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<%= render_slot(confirm) %>
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</.button>
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<.link
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:for={cancel <- @cancel}
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phx-click={hide_modal(@on_cancel, @id)}
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class="text-sm font-semibold leading-6 text-zinc-900 hover:text-zinc-700"
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>
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<%= render_slot(cancel) %>
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</.link>
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</div>
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</div>
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</.focus_wrap>
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</div>
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</div>
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</div>
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</div>
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"""
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end
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@doc """
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Renders flash notices.
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## Examples
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<.flash kind={:info} flash={@flash} />
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<.flash kind={:info} phx-mounted={show("#flash")}>Welcome Back!</.flash>
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"""
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attr :id, :string, default: "flash", doc: "the optional id of flash container"
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attr :flash, :map, default: %{}, doc: "the map of flash messages to display"
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attr :title, :string, default: nil
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attr :kind, :atom, values: [:info, :error], doc: "used for styling and flash lookup"
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attr :autoshow, :boolean, default: true, doc: "whether to auto show the flash on mount"
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attr :close, :boolean, default: true, doc: "whether the flash can be closed"
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attr :rest, :global, doc: "the arbitrary HTML attributes to add to the flash container"
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slot :inner_block, doc: "the optional inner block that renders the flash message"
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def flash(assigns) do
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~H"""
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<div
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:if={msg = render_slot(@inner_block) || Phoenix.Flash.get(@flash, @kind)}
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id={@id}
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phx-mounted={@autoshow && show("##{@id}")}
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phx-click={JS.push("lv:clear-flash", value: %{key: @kind}) |> hide("##{@id}")}
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role="alert"
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class={[
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"fixed hidden top-2 right-2 w-80 sm:w-96 z-50 rounded-lg p-3 shadow-md shadow-zinc-900/5 ring-1",
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@kind == :info && "bg-emerald-50 text-emerald-800 ring-emerald-500 fill-cyan-900",
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@kind == :error && "bg-rose-50 p-3 text-rose-900 shadow-md ring-rose-500 fill-rose-900"
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]}
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{@rest}
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>
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<p :if={@title} class="flex items-center gap-1.5 text-[0.8125rem] font-semibold leading-6">
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<Heroicons.information_circle :if={@kind == :info} mini class="h-4 w-4" />
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<Heroicons.exclamation_circle :if={@kind == :error} mini class="h-4 w-4" />
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<%= @title %>
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</p>
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<p class="mt-2 text-[0.8125rem] leading-5"><%= msg %></p>
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<button
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:if={@close}
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type="button"
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class="group absolute top-2 right-1 p-2"
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aria-label={gettext("close")}
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>
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<Heroicons.x_mark solid class="h-5 w-5 stroke-current opacity-40 group-hover:opacity-70" />
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</button>
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</div>
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"""
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end
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@doc """
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Renders a simple form.
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## Examples
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<.simple_form :let={f} for={:user} phx-change="validate" phx-submit="save">
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<.input field={{f, :email}} label="Email"/>
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<.input field={{f, :username}} label="Username" />
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<:actions>
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<.button>Save</.button>
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</:actions>
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</.simple_form>
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"""
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attr :for, :any, default: nil, doc: "the datastructure for the form"
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attr :as, :any, default: nil, doc: "the server side parameter to collect all input under"
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attr :rest, :global,
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include: ~w(autocomplete name rel action enctype method novalidate target),
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doc: "the arbitrary HTML attributes to apply to the form tag"
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slot :inner_block, required: true
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slot :actions, doc: "the slot for form actions, such as a submit button"
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def simple_form(assigns) do
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~H"""
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<.form :let={f} for={@for} as={@as} {@rest}>
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<div class="space-y-8 bg-white mt-10">
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<%= render_slot(@inner_block, f) %>
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<div :for={action <- @actions} class="mt-2 flex items-center justify-between gap-6">
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<%= render_slot(action, f) %>
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</div>
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</div>
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</.form>
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"""
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end
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@doc """
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Renders a button.
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## Examples
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<.button>Send!</.button>
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<.button phx-click="go" class="ml-2">Send!</.button>
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"""
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attr :type, :string, default: nil
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attr :class, :string, default: nil
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attr :rest, :global, include: ~w(disabled form name value)
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slot :inner_block, required: true
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def button(assigns) do
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~H"""
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<button
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type={@type}
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class={[
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"phx-submit-loading:opacity-75 rounded-lg bg-zinc-900 hover:bg-zinc-700 py-2 px-3",
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"text-sm font-semibold leading-6 text-white active:text-white/80",
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@class
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]}
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{@rest}
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>
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<%= render_slot(@inner_block) %>
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</button>
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"""
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end
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@doc """
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Renders an input with label and error messages.
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A `%Phoenix.HTML.Form{}` and field name may be passed to the input
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to build input names and error messages, or all the attributes and
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errors may be passed explicitly.
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## Examples
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<.input field={{f, :email}} type="email" />
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<.input name="my-input" errors={["oh no!"]} />
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"""
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attr :id, :any
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attr :name, :any
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attr :label, :string, default: nil
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attr :type, :string,
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default: "text",
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values: ~w(checkbox color date datetime-local email file hidden month number password
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range radio search select tel text textarea time url week)
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attr :value, :any
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attr :field, :any, doc: "a %Phoenix.HTML.Form{}/field name tuple, for example: {f, :email}"
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attr :errors, :list
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attr :checked, :boolean, doc: "the checked flag for checkbox inputs"
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attr :prompt, :string, default: nil, doc: "the prompt for select inputs"
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attr :options, :list, doc: "the options to pass to Phoenix.HTML.Form.options_for_select/2"
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attr :multiple, :boolean, default: false, doc: "the multiple flag for select inputs"
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attr :rest, :global, include: ~w(autocomplete cols disabled form max maxlength min minlength
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pattern placeholder readonly required rows size step)
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slot :inner_block
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def input(%{field: {f, field}} = assigns) do
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assigns
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|> assign(field: nil)
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|> assign_new(:name, fn ->
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name = Phoenix.HTML.Form.input_name(f, field)
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if assigns.multiple, do: name <> "[]", else: name
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end)
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|> assign_new(:id, fn -> Phoenix.HTML.Form.input_id(f, field) end)
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|> assign_new(:value, fn -> Phoenix.HTML.Form.input_value(f, field) end)
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|> assign_new(:errors, fn -> translate_errors(f.errors || [], field) end)
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|> input()
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end
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def input(%{type: "checkbox"} = assigns) do
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assigns = assign_new(assigns, :checked, fn -> input_equals?(assigns.value, "true") end)
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~H"""
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<label phx-feedback-for={@name} class="flex items-center gap-4 text-sm leading-6 text-zinc-600">
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<input type="hidden" name={@name} value="false" />
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<input
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type="checkbox"
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id={@id || @name}
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name={@name}
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value="true"
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checked={@checked}
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class="rounded border-zinc-300 text-zinc-900 focus:ring-zinc-900"
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{@rest}
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/>
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<%= @label %>
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</label>
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"""
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end
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def input(%{type: "select"} = assigns) do
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~H"""
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<div phx-feedback-for={@name}>
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<.label for={@id}><%= @label %></.label>
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<select
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id={@id}
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name={@name}
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class="mt-1 block w-full py-2 px-3 border border-gray-300 bg-white rounded-md shadow-sm focus:outline-none focus:ring-zinc-500 focus:border-zinc-500 sm:text-sm"
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multiple={@multiple}
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{@rest}
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>
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<option :if={@prompt} value=""><%= @prompt %></option>
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<%= Phoenix.HTML.Form.options_for_select(@options, @value) %>
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</select>
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<.error :for={msg <- @errors}><%= msg %></.error>
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</div>
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"""
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end
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def input(%{type: "textarea"} = assigns) do
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~H"""
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<div phx-feedback-for={@name}>
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<.label for={@id}><%= @label %></.label>
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<textarea
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id={@id || @name}
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name={@name}
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class={[
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input_border(@errors),
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"mt-2 block min-h-[6rem] w-full rounded-lg border-zinc-300 py-[7px] px-[11px]",
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"text-zinc-900 focus:border-zinc-400 focus:outline-none focus:ring-4 focus:ring-zinc-800/5 sm:text-sm sm:leading-6",
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"phx-no-feedback:border-zinc-300 phx-no-feedback:focus:border-zinc-400 phx-no-feedback:focus:ring-zinc-800/5"
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]}
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{@rest}
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>
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<%= @value %></textarea>
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<.error :for={msg <- @errors}><%= msg %></.error>
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</div>
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"""
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end
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def input(assigns) do
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~H"""
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<div phx-feedback-for={@name}>
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<.label for={@id}><%= @label %></.label>
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<input
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type={@type}
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name={@name}
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id={@id || @name}
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value={@value}
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class={[
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input_border(@errors),
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"mt-2 block w-full rounded-lg border-zinc-300 py-[7px] px-[11px]",
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"text-zinc-900 focus:outline-none focus:ring-4 sm:text-sm sm:leading-6",
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"phx-no-feedback:border-zinc-300 phx-no-feedback:focus:border-zinc-400 phx-no-feedback:focus:ring-zinc-800/5"
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]}
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{@rest}
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/>
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<.error :for={msg <- @errors}><%= msg %></.error>
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</div>
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"""
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end
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defp input_border([] = _errors),
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do: "border-zinc-300 focus:border-zinc-400 focus:ring-zinc-800/5"
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defp input_border([_ | _] = _errors),
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do: "border-rose-400 focus:border-rose-400 focus:ring-rose-400/10"
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@doc """
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Renders a label.
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"""
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attr :for, :string, default: nil
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slot :inner_block, required: true
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def label(assigns) do
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~H"""
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<label for={@for} class="block text-sm font-semibold leading-6 text-zinc-800">
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<%= render_slot(@inner_block) %>
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</label>
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"""
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end
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@doc """
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Generates a generic error message.
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"""
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slot :inner_block, required: true
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def error(assigns) do
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~H"""
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<p class="phx-no-feedback:hidden mt-3 flex gap-3 text-sm leading-6 text-rose-600">
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<Heroicons.exclamation_circle mini class="mt-0.5 h-5 w-5 flex-none fill-rose-500" />
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<%= render_slot(@inner_block) %>
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</p>
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"""
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end
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@doc ~S"""
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Renders a table with generic styling.
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## Examples
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<.table id="users" rows={@users}>
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<:col :let={user} label="id"><%= user.id %></:col>
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<:col :let={user} label="username"><%= user.username %></:col>
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</.table>
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"""
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attr :id, :string, required: true
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attr :row_click, :any, default: nil
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attr :rows, :list, required: true
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slot :col, required: true do
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attr :label, :string
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end
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slot :action, doc: "the slot for showing user actions in the last table column"
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def table(assigns) do
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~H"""
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<div id={@id} class="overflow-y-auto px-4 sm:overflow-visible sm:px-0">
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<table class="mt-11 w-[40rem] sm:w-full">
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<thead class="text-left text-[0.8125rem] leading-6 text-zinc-500">
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<tr>
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<th :for={col <- @col} class="p-0 pb-4 pr-6 font-normal"><%= col[:label] %></th>
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<th class="relative p-0 pb-4"><span class="sr-only"><%= gettext("Actions") %></span></th>
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</tr>
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</thead>
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<tbody class="relative divide-y divide-zinc-100 border-t border-zinc-200 text-sm leading-6 text-zinc-700">
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<tr
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:for={row <- @rows}
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id={"#{@id}-#{Phoenix.Param.to_param(row)}"}
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class="relative group hover:bg-zinc-50"
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>
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<td
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:for={{col, i} <- Enum.with_index(@col)}
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phx-click={@row_click && @row_click.(row)}
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class={["p-0", @row_click && "hover:cursor-pointer"]}
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>
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<div :if={i == 0}>
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<span class="absolute h-full w-4 top-0 -left-4 group-hover:bg-zinc-50 sm:rounded-l-xl" />
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<span class="absolute h-full w-4 top-0 -right-4 group-hover:bg-zinc-50 sm:rounded-r-xl" />
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</div>
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<div class="block py-4 pr-6">
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<span class={["relative", i == 0 && "font-semibold text-zinc-900"]}>
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<%= render_slot(col, row) %>
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</span>
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</div>
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</td>
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<td :if={@action != []} class="p-0 w-14">
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<div class="relative whitespace-nowrap py-4 text-right text-sm font-medium">
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<span
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:for={action <- @action}
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class="relative ml-4 font-semibold leading-6 text-zinc-900 hover:text-zinc-700"
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>
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<%= render_slot(action, row) %>
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</span>
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</div>
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</td>
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</tr>
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</tbody>
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</table>
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</div>
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"""
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end
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@doc """
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Renders a data list.
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## Examples
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<.list>
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<:item title="Title"><%= @post.title %></:item>
|
|
<:item title="Views"><%= @post.views %></:item>
|
|
</.list>
|
|
"""
|
|
slot :item, required: true do
|
|
attr :title, :string, required: true
|
|
end
|
|
|
|
def list(assigns) do
|
|
~H"""
|
|
<div class="mt-14">
|
|
<dl class="-my-4 divide-y divide-zinc-100">
|
|
<div :for={item <- @item} class="flex gap-4 py-4 sm:gap-8">
|
|
<dt class="w-1/4 flex-none text-[0.8125rem] leading-6 text-zinc-500"><%= item.title %></dt>
|
|
<dd class="text-sm leading-6 text-zinc-700"><%= render_slot(item) %></dd>
|
|
</div>
|
|
</dl>
|
|
</div>
|
|
"""
|
|
end
|
|
|
|
@doc """
|
|
Renders a back navigation link.
|
|
|
|
## Examples
|
|
|
|
<.back navigate={~p"/posts"}>Back to posts</.back>
|
|
"""
|
|
attr :navigate, :any, required: true
|
|
slot :inner_block, required: true
|
|
|
|
def back(assigns) do
|
|
~H"""
|
|
<div class="mt-16">
|
|
<.link
|
|
navigate={@navigate}
|
|
class="text-sm font-semibold leading-6 text-zinc-900 hover:text-zinc-700"
|
|
>
|
|
<Heroicons.arrow_left solid class="w-3 h-3 stroke-current inline" />
|
|
<%= render_slot(@inner_block) %>
|
|
</.link>
|
|
</div>
|
|
"""
|
|
end
|
|
|
|
## JS Commands
|
|
|
|
def show(js \\ %JS{}, selector) do
|
|
JS.show(js,
|
|
to: selector,
|
|
transition:
|
|
{"transition-all transform ease-out duration-300",
|
|
"opacity-0 translate-y-4 sm:translate-y-0 sm:scale-95",
|
|
"opacity-100 translate-y-0 sm:scale-100"}
|
|
)
|
|
end
|
|
|
|
def hide(js \\ %JS{}, selector) do
|
|
JS.hide(js,
|
|
to: selector,
|
|
time: 200,
|
|
transition:
|
|
{"transition-all transform ease-in duration-200",
|
|
"opacity-100 translate-y-0 sm:scale-100",
|
|
"opacity-0 translate-y-4 sm:translate-y-0 sm:scale-95"}
|
|
)
|
|
end
|
|
|
|
def show_modal(js \\ %JS{}, id) when is_binary(id) do
|
|
js
|
|
|> JS.show(to: "##{id}")
|
|
|> JS.show(
|
|
to: "##{id}-bg",
|
|
transition: {"transition-all transform ease-out duration-300", "opacity-0", "opacity-100"}
|
|
)
|
|
|> show("##{id}-container")
|
|
|> JS.add_class("overflow-hidden", to: "body")
|
|
|> JS.focus_first(to: "##{id}-content")
|
|
end
|
|
|
|
def hide_modal(js \\ %JS{}, id) do
|
|
js
|
|
|> JS.hide(
|
|
to: "##{id}-bg",
|
|
transition: {"transition-all transform ease-in duration-200", "opacity-100", "opacity-0"}
|
|
)
|
|
|> hide("##{id}-container")
|
|
|> JS.hide(to: "##{id}", transition: {"block", "block", "hidden"})
|
|
|> JS.remove_class("overflow-hidden", to: "body")
|
|
|> JS.pop_focus()
|
|
end
|
|
|
|
@doc """
|
|
Translates an error message using gettext.
|
|
"""
|
|
def translate_error({msg, opts}) do
|
|
# When using gettext, we typically pass the strings we want
|
|
# to translate as a static argument:
|
|
#
|
|
# # Translate "is invalid" in the "errors" domain
|
|
# dgettext("errors", "is invalid")
|
|
#
|
|
# # Translate the number of files with plural rules
|
|
# dngettext("errors", "1 file", "%{count} files", count)
|
|
#
|
|
# Because the error messages we show in our forms and APIs
|
|
# are defined inside Ecto, we need to translate them dynamically.
|
|
# This requires us to call the Gettext module passing our gettext
|
|
# backend as first argument.
|
|
#
|
|
# Note we use the "errors" domain, which means translations
|
|
# should be written to the errors.po file. The :count option is
|
|
# set by Ecto and indicates we should also apply plural rules.
|
|
if count = opts[:count] do
|
|
Gettext.dngettext(SwornforgedWeb.Gettext, "errors", msg, msg, count, opts)
|
|
else
|
|
Gettext.dgettext(SwornforgedWeb.Gettext, "errors", msg, opts)
|
|
end
|
|
end
|
|
|
|
@doc """
|
|
Translates the errors for a field from a keyword list of errors.
|
|
"""
|
|
def translate_errors(errors, field) when is_list(errors) do
|
|
for {^field, {msg, opts}} <- errors, do: translate_error({msg, opts})
|
|
end
|
|
|
|
defp input_equals?(val1, val2) do
|
|
Phoenix.HTML.html_escape(val1) == Phoenix.HTML.html_escape(val2)
|
|
end
|
|
end
|