image download and save ran as async task

lib/plantid_discord_bot/cogs/plantnet.ex

@@ -5,6 +5,7 @@ defmodule PlantIdDiscordBot.Cog.PlantNet do
   alias PlantIdDiscordBot.FileServer.File
 
   @api Application.compile_env(:plantid_discord_bot, :api)
+  @plantnet_api_base_url Application.compile_env(:plantid_discord_bot, :plantnet_api_base_url)
 
   # TEMP: Mock data
   @plantnet_raw_response "{\"query\":{\"project\":\"all\",\"images\":[\"https://upload.wikimedia.org/wikipedia/commons/f/ff/Prunus_cerasifera_A.jpg\",\"https://le-jardin-de-pascal.com/2195113-large_default/prunus-cerasifera-atropurpurea-prunier-myrobolan-nigra.jpg\"],\"organs\":[\"auto\",\"auto\"],\"includeRelatedImages\":false,\"noReject\":false},\"language\":\"en\",\"preferedReferential\":\"k-world-flora\",\"bestMatch\":\"Prunus cerasifera Ehrh.\",\"results\":[{\"score\":0.87871,\"species\":{\"scientificNameWithoutAuthor\":\"Prunus cerasifera\",\"scientificNameAuthorship\":\"Ehrh.\",\"genus\":{\"scientificNameWithoutAuthor\":\"Prunus\",\"scientificNameAuthorship\":\"\",\"scientificName\":\"Prunus\"},\"family\":{\"scientificNameWithoutAuthor\":\"Rosaceae\",\"scientificNameAuthorship\":\"\",\"scientificName\":\"Rosaceae\"},\"commonNames\":[\"Cherry plum, myrobalan\",\"Cherry Plum\",\"Purple-leaf Plum\"],\"scientificName\":\"Prunus cerasifera Ehrh.\"},\"gbif\":{\"id\":\"3021730\"},\"powo\":{\"id\":\"729568-1\"},\"iucn\":{\"id\":\"172162\",\"category\":\"DD\"}},{\"score\":0.31668,\"species\":{\"scientificNameWithoutAuthor\":\"Prunus × cistena\",\"scientificNameAuthorship\":\"N.E.Hansen ex Koehne\",\"genus\":{\"scientificNameWithoutAuthor\":\"Prunus\",\"scientificNameAuthorship\":\"\",\"scientificName\":\"Prunus\"},\"family\":{\"scientificNameWithoutAuthor\":\"Rosaceae\",\"scientificNameAuthorship\":\"\",\"scientificName\":\"Rosaceae\"},\"commonNames\":[\"Dwarf red-leaf plum\",\"Purple-leaf sand cherry\",\"Purple-leaved sand cherry\"],\"scientificName\":\"Prunus × cistena N.E.Hansen ex Koehne\"},\"gbif\":{\"id\":\"3022465\"},\"powo\":{\"id\":\"2959315-4\"}},{\"score\":0.01801,\"species\":{\"scientificNameWithoutAuthor\":\"Prunus sargentii\",\"scientificNameAuthorship\":\"Rehder\",\"genus\":{\"scientificNameWithoutAuthor\":\"Prunus\",\"scientificNameAuthorship\":\"\",\"scientificName\":\"Prunus\"},\"family\":{\"scientificNameWithoutAuthor\":\"Rosaceae\",\"scientificNameAuthorship\":\"\",\"scientificName\":\"Rosaceae\"},\"commonNames\":[\"Sargent's cherry\",\"Northern Japanese hill cherry\",\"Sargent’s cherry\"],\"scientificName\":\"Prunus sargentii Rehder\"},\"gbif\":{\"id\":\"3020955\"},\"powo\":{\"id\":\"730239-1\"},\"iucn\":{\"id\":\"64127603\",\"category\":\"LC\"}},{\"score\":0.00896,\"species\":{\"scientificNameWithoutAuthor\":\"Prunus × yedoensis\",\"scientificNameAuthorship\":\"Matsum.\",\"genus\":{\"scientificNameWithoutAuthor\":\"Prunus\",\"scientificNameAuthorship\":\"\",\"scientificName\":\"Prunus\"},\"family\":{\"scientificNameWithoutAuthor\":\"Rosaceae\",\"scientificNameAuthorship\":\"\",\"scientificName\":\"Rosaceae\"},\"commonNames\":[\"Yoshino cherry\",\"Hybrid cherry\",\"Korean flowering cherry\"],\"scientificName\":\"Prunus × yedoensis Matsum.\"},\"gbif\":{\"id\":\"3021335\"},\"powo\":{\"id\":\"30119904-2\"}},{\"score\":0.00518,\"species\":{\"scientificNameWithoutAuthor\":\"Prunus serrulata\",\"scientificNameAuthorship\":\"Lindl.\",\"genus\":{\"scientificNameWithoutAuthor\":\"Prunus\",\"scientificNameAuthorship\":\"\",\"scientificName\":\"Prunus\"},\"family\":{\"scientificNameWithoutAuthor\":\"Rosaceae\",\"scientificNameAuthorship\":\"\",\"scientificName\":\"Rosaceae\"},\"commonNames\":[\"Japanese flowering cherry\",\"Japanese flowering cherry Kwanzan\",\"Tibetan Cherry\"],\"scientificName\":\"Prunus serrulata Lindl.\"},\"gbif\":{\"id\":\"3022609\"},\"powo\":{\"id\":\"730268-1\"},\"iucn\":{\"id\":\"217170511\",\"category\":\"LC\"}}],\"version\":\"2024-11-19 (7.3)\",\"remainingIdentificationRequests\":488}"
@@ -32,23 +33,21 @@ defmodule PlantIdDiscordBot.Cog.PlantNet do
     attachment_urls = get_attachment_urls(interaction)
     original_images = get_original_images(attachment_urls)
 
-    try do
-      Enum.each(attachment_urls, fn url ->
-        binary = File.download_file!(url)
-        File.save_file!(binary)
-      end)
-    rescue
-      e in RuntimeError ->
-        # Logger.error("An error occurred while processing the images.")
+    # TODO return image filename list as a list of images to delete
+    saved_images =
+      try do
+        File.download_and_save_files!(attachment_urls)
+      rescue
+        e ->
+          @api.create_interaction_response(interaction, %{
+            type: 4,
+            data: %{
+              content: e.message
+            }
+          })
+      end
 
-        @api.create_interaction_response(interaction, %{
-          type: 4,
-          data: %{
-            content:
-              "An error occurred while processing the images." <> "\n\nReason:\n#{e.message}"
-          }
-        })
-    end
+    IO.inspect(saved_images)
 
     # TODO call PlantNet API and get response, with error handling
 
@@ -60,6 +59,8 @@ defmodule PlantIdDiscordBot.Cog.PlantNet do
     # TODO increase on success (failed id or otherwise)
     # RateLimiter.increase_counter(guild_id)
 
+    # TODO delete saved images
+
     @api.create_interaction_response(interaction, %{
       type: 4,
       data: %{content: response_message <> "\n#{original_images}"}