96 lines
2.6 KiB
Elixir
96 lines
2.6 KiB
Elixir
defmodule WishWeb.ItemLive.FormComponent do
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use WishWeb, :live_component
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alias Wish.Wishlist
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@impl true
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def render(assigns) do
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~H"""
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<div>
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<.header>
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<%= @title %>
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<:subtitle>Use this form to manage item records in your database.</:subtitle>
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</.header>
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<.simple_form
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for={@form}
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id="item-form"
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phx-target={@myself}
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phx-change="validate"
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phx-submit="save"
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>
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<.input field={@form[:title]} type="text" label="Title" />
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<.input field={@form[:description]} type="text" label="Description" />
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<.input field={@form[:price]} type="number" min="0" step="any" label="Price" />
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<.input field={@form[:url]} type="text" label="Url" />
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<.input field={@form[:image_url]} type="text" label="Image URL" />
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<.input field={@form[:desire]} type="number" label="Desire" />
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<:actions>
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<.button phx-disable-with="Saving...">Save Item</.button>
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</:actions>
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</.simple_form>
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</div>
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"""
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end
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@impl true
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def update(%{item: item} = assigns, socket) do
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changeset = Wishlist.change_item(item)
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{:ok,
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socket
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|> assign(assigns)
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|> assign_form(changeset)}
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end
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@impl true
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def handle_event("validate", %{"item" => item_params}, socket) do
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changeset =
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socket.assigns.item
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|> Wishlist.change_item(item_params)
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|> Map.put(:action, :validate)
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{:noreply, assign_form(socket, changeset)}
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end
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def handle_event("save", %{"item" => item_params}, socket) do
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save_item(socket, socket.assigns.action, item_params)
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end
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defp save_item(socket, :edit, item_params) do
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case Wishlist.update_item(socket.assigns.item, item_params) do
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{:ok, item} ->
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notify_parent({:saved, item})
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{:noreply,
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socket
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|> put_flash(:info, "Item updated successfully")
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|> push_patch(to: socket.assigns.patch)}
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{:error, %Ecto.Changeset{} = changeset} ->
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{:noreply, assign_form(socket, changeset)}
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end
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end
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defp save_item(socket, :new, item_params) do
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case Wishlist.create_item(item_params) do
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{:ok, item} ->
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notify_parent({:saved, item})
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{:noreply,
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socket
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|> put_flash(:info, "Item created successfully")
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|> push_patch(to: socket.assigns.patch)}
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{:error, %Ecto.Changeset{} = changeset} ->
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{:noreply, assign_form(socket, changeset)}
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end
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end
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defp assign_form(socket, %Ecto.Changeset{} = changeset) do
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assign(socket, :form, to_form(changeset))
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end
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defp notify_parent(msg), do: send(self(), {__MODULE__, msg})
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end
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