defmodule ComponentsElixirWeb.ComponentsLive do use ComponentsElixirWeb, :live_view alias ComponentsElixir.{Inventory, Auth} alias ComponentsElixir.Inventory.Component @items_per_page 20 @impl true def mount(_params, session, socket) do # Check authentication unless Auth.authenticated?(session) do {:ok, socket |> push_navigate(to: ~p"/login")} else categories = Inventory.list_categories() storage_locations = Inventory.list_storage_locations() stats = Inventory.component_stats() {:ok, socket |> assign(:session, session) |> assign(:categories, categories) |> assign(:storage_locations, storage_locations) |> assign(:stats, stats) |> assign(:search, "") |> assign(:sort_criteria, "all_not_id") |> assign(:selected_category, nil) |> assign(:offset, 0) |> assign(:components, []) |> assign(:has_more, false) |> assign(:loading, false) |> assign(:show_add_form, false) |> assign(:show_edit_form, false) |> assign(:editing_component, nil) |> assign(:form, nil) |> assign(:show_image_modal, false) |> assign(:modal_image_url, nil) |> allow_upload(:image, accept: ~w(.jpg .jpeg .png .gif), max_entries: 1, max_file_size: 5_000_000 ) |> load_components()} end end @impl true def handle_params(params, _uri, socket) do search = Map.get(params, "search", "") criteria = Map.get(params, "criteria", "all_not_id") {:noreply, socket |> assign(:search, search) |> assign(:sort_criteria, criteria) |> assign(:offset, 0) |> load_components()} end @impl true def handle_event("search", %{"search" => search}, socket) do {:noreply, socket |> assign(:search, search) |> assign(:offset, 0) |> load_components() |> push_patch(to: ~p"/?#{build_query_params(socket, %{search: search})}")} end def handle_event("sort_change", %{"sort_criteria" => criteria}, socket) do {:noreply, socket |> assign(:sort_criteria, criteria) |> assign(:offset, 0) |> load_components() |> push_patch(to: ~p"/?#{build_query_params(socket, %{criteria: criteria})}")} end def handle_event("category_filter", %{"category_id" => ""}, socket) do {:noreply, socket |> assign(:selected_category, nil) |> assign(:offset, 0) |> load_components()} end def handle_event("category_filter", %{"category_id" => category_id}, socket) do category_id = String.to_integer(category_id) {:noreply, socket |> assign(:selected_category, category_id) |> assign(:offset, 0) |> load_components()} end def handle_event("load_more", _params, socket) do new_offset = socket.assigns.offset + @items_per_page {:noreply, socket |> assign(:offset, new_offset) |> load_components(append: true)} end def handle_event("increment_count", %{"id" => id}, socket) do component = Inventory.get_component!(id) case Inventory.increment_component_count(component) do {:ok, _updated_component} -> {:noreply, socket |> put_flash(:info, "Count updated") |> load_components()} {:error, _changeset} -> {:noreply, put_flash(socket, :error, "Failed to update count")} end end def handle_event("decrement_count", %{"id" => id}, socket) do component = Inventory.get_component!(id) case Inventory.decrement_component_count(component) do {:ok, _updated_component} -> {:noreply, socket |> put_flash(:info, "Count updated") |> load_components()} {:error, _changeset} -> {:noreply, put_flash(socket, :error, "Failed to update count")} end end def handle_event("delete_component", %{"id" => id}, socket) do component = Inventory.get_component!(id) case Inventory.delete_component(component) do {:ok, _deleted_component} -> # Clean up the image file if it exists delete_image_file(component.image_filename) {:noreply, socket |> put_flash(:info, "Component deleted") |> load_components()} {:error, _changeset} -> {:noreply, put_flash(socket, :error, "Failed to delete component")} end end def handle_event("show_add_form", _params, socket) do changeset = Inventory.change_component(%Component{}) form = to_form(changeset) {:noreply, socket |> assign(:show_add_form, true) |> assign(:form, form)} end def handle_event("hide_add_form", _params, socket) do {:noreply, socket |> assign(:show_add_form, false) |> assign(:form, nil)} end def handle_event("show_edit_form", %{"id" => id}, socket) do component = Inventory.get_component!(id) changeset = Inventory.change_component(component) form = to_form(changeset) {:noreply, socket |> assign(:show_edit_form, true) |> assign(:editing_component, component) |> assign(:form, form)} end def handle_event("hide_edit_form", _params, socket) do {:noreply, socket |> assign(:show_edit_form, false) |> assign(:editing_component, nil) |> assign(:form, nil)} end def handle_event("show_image", %{"url" => url}, socket) do {:noreply, socket |> assign(:show_image_modal, true) |> assign(:modal_image_url, url)} end def handle_event("close_image_modal", _params, socket) do {:noreply, socket |> assign(:show_image_modal, false) |> assign(:modal_image_url, nil)} end def handle_event("prevent_close", _params, socket) do {:noreply, socket} end def handle_event("validate", _params, socket) do {:noreply, socket} end def handle_event("cancel-upload", %{"ref" => ref}, socket) do {:noreply, cancel_upload(socket, :image, ref)} end def handle_event("save_component", %{"component" => component_params}, socket) do # Handle any uploaded images updated_params = save_uploaded_image(socket, component_params) case Inventory.create_component(updated_params) do {:ok, _component} -> {:noreply, socket |> put_flash(:info, "Component created successfully") |> assign(:show_add_form, false) |> assign(:form, nil) |> load_components()} {:error, changeset} -> {:noreply, assign(socket, :form, to_form(changeset))} end end def handle_event("save_edit", %{"component" => component_params}, socket) do # Handle any uploaded images updated_params = save_uploaded_image(socket, component_params) case Inventory.update_component(socket.assigns.editing_component, updated_params) do {:ok, _component} -> {:noreply, socket |> put_flash(:info, "Component updated successfully") |> assign(:show_edit_form, false) |> assign(:editing_component, nil) |> assign(:form, nil) |> load_components()} {:error, changeset} -> {:noreply, assign(socket, :form, to_form(changeset))} end end defp load_components(socket, opts \\ []) do append = Keyword.get(opts, :append, false) filters = [ search: socket.assigns.search, sort_criteria: socket.assigns.sort_criteria, category_id: socket.assigns.selected_category, limit: @items_per_page, offset: socket.assigns.offset ] |> Enum.reject(fn {_k, v} -> is_nil(v) end) %{components: new_components, has_more: has_more} = Inventory.paginate_components(filters) components = if append do socket.assigns.components ++ new_components else new_components end socket |> assign(:components, components) |> assign(:has_more, has_more) end defp build_query_params(socket, overrides) do params = %{ search: Map.get(overrides, :search, socket.assigns.search), criteria: Map.get(overrides, :criteria, socket.assigns.sort_criteria) } params |> Enum.reject(fn {_k, v} -> is_nil(v) or v == "" end) |> URI.encode_query() end defp category_options(categories) do [{"Select a category", nil}] ++ Enum.map(categories, fn category -> {category.name, category.id} end) end defp storage_location_display_name(location) do # Use the computed path from Inventory context for full hierarchy, or fall back to location.path path = Inventory.compute_storage_location_path(location) || location.path if path do # Convert path from "Shelf A/Drawer 2/Box 1" to "Shelf A > Drawer 2 > Box 1" path |> String.split("/") |> Enum.join(" > ") else location.name end end defp storage_location_options(storage_locations) do [{"No storage location", nil}] ++ Enum.map(storage_locations, fn location -> {storage_location_display_name(location), location.id} end) end @impl true def render(assigns) do ~H"""
JPG, PNG, GIF up to 5MB
<%= for err <- upload_errors(@uploads.image) do %><%= Phoenix.Naming.humanize(err) %>
<% end %> <%= for entry <- @uploads.image.entries do %><%= entry.client_name %>
<%= entry.progress %>%
<%= upload_error_to_string(err) %>
<% end %>Current image:
JPG, PNG, GIF up to 5MB (leave empty to keep current image)
<%= for err <- upload_errors(@uploads.image) do %><%= Phoenix.Naming.humanize(err) %>
<% end %> <%= for entry <- @uploads.image.entries do %><%= entry.client_name %>
<%= entry.progress %>%
<%= upload_error_to_string(err) %>
<% end %><%= if component.datasheet_url do %> {component.name} <% else %> {component.name} <% end %>
<%= if component.datasheet_url do %> 📄 <% end %>{component.description}
Keywords: {component.keywords}
<%= if @search != "" do %> Try adjusting your search terms. <% else %> Get started by adding your first component. <% end %>
No image available
<% end %>