normalize scraper behavior

doc/cp.nvim.txt

@@ -129,6 +129,7 @@ Here's an example configuration with lazy.nvim: >lua
     {
         'barrett-ruth/cp.nvim',
         cmd = 'CP',
+        build = 'uv sync',
         opts = {
             contests = {
                 default = {
@@ -152,8 +153,6 @@ Here's an example configuration with lazy.nvim: >lua
             run_panel = {
                 ansi = true,
                 diff_mode = 'vim',
-                next_test_key = '<c-n>',
-                prev_test_key = '<c-p>',
                 max_output_lines = 50,
             },
             diff = {
@@ -162,7 +161,7 @@ Here's an example configuration with lazy.nvim: >lua
                             '--word-diff-regex=.', '--no-prefix' },
                 },
             },
-            picker = 'telescope',  -- 'telescope', 'fzf-lua', or nil (disabled)
+            picker = 'telescope',
         }
     }
 <
@@ -228,8 +227,6 @@ is required:
         {diff_mode}        (string, default: "none") Diff backend: "none", "vim", or "git".
                            "none" displays plain buffers without highlighting,
                            "vim" uses built-in diff, "git" provides character-level precision.
-        {next_test_key}    (string, default: "<c-n>") Key to navigate to next test case.
-        {prev_test_key}    (string, default: "<c-p>") Key to navigate to previous test case.
         {toggle_diff_key}  (string, default: "<c-t>") Key to cycle through diff modes.
         {max_output_lines} (number, default: 50) Maximum lines of test output.
 
@@ -533,10 +530,8 @@ prevent them from being overridden: >lua
 
 ==============================================================================
 RUN PANEL KEYMAPS                                           *cp-test-keys*
-<c-n>   Navigate to next test case (configurable via
+<c-n>   Navigate to next test case
-                                run_panel.next_test_key)
+<c-p>   Navigate to previous test case
-<c-p>   Navigate to previous test case (configurable via
-                                run_panel.prev_test_key)
 t       Cycle through diff modes: none → git → vim
 q       Exit run panel and restore layout
 <c-q>   Exit interactive terminal and restore layout

lua/cp/cache.lua

@@ -105,7 +105,7 @@ function M.set_contest_data(platform, contest_id, problems)
   local out = {
     name = prev.name,
     display_name = prev.display_name,
-    problems = vim.deepcopy(problems),
+    problems = problems,
     index_map = {},
   }
   for i, p in ipairs(out.problems) do

lua/cp/config.lua

@@ -19,8 +19,6 @@
 ---@class RunPanelConfig
 ---@field ansi boolean Enable ANSI color parsing and highlighting
 ---@field diff_mode "none"|"vim"|"git" Diff backend to use
----@field next_test_key string Key to navigate to next test case
----@field prev_test_key string Key to navigate to previous test case
 ---@field max_output_lines number Maximum lines of test output to display
 
 ---@class DiffGitConfig
@@ -90,8 +88,6 @@ M.defaults = {
   run_panel = {
     ansi = true,
     diff_mode = 'none',
-    next_test_key = '<c-n>',
-    prev_test_key = '<c-p>',
     max_output_lines = 50,
   },
   diff = {
@@ -196,20 +192,6 @@ function M.setup(user_config)
       end,
       "diff_mode must be 'none', 'vim', or 'git'",
     },
-    next_test_key = {
-      config.run_panel.next_test_key,
-      function(value)
-        return type(value) == 'string' and value ~= ''
-      end,
-      'next_test_key must be a non-empty string',
-    },
-    prev_test_key = {
-      config.run_panel.prev_test_key,
-      function(value)
-        return type(value) == 'string' and value ~= ''
-      end,
-      'prev_test_key must be a non-empty string',
-    },
     max_output_lines = {
       config.run_panel.max_output_lines,
       function(value)

lua/cp/setup.lua

@@ -18,12 +18,7 @@ function M.set_platform(platform)
     return false
   end
 
-  if state.get_platform() == platform then
+  state.set_platform(platform)
-    logger.log(('platform already set to %s'):format(platform))
-  else
-    state.set_platform(platform)
-    logger.log(('platform set to %s'):format(platform))
-  end
 
   return true
 end

lua/cp/ui/panel.lua

@@ -273,21 +273,14 @@ function M.toggle_run_panel(is_debug)
       config.run_panel.diff_mode = modes[(current_idx % #modes) + 1]
       refresh_run_panel()
     end, { buffer = buf, silent = true })
-    vim.keymap.set('n', config.run_panel.next_test_key, function()
+    vim.keymap.set('n', '<c-n>', function()
       navigate_test_case(1)
     end, { buffer = buf, silent = true })
-    vim.keymap.set('n', config.run_panel.prev_test_key, function()
+    vim.keymap.set('n', '<c-p>', function()
       navigate_test_case(-1)
     end, { buffer = buf, silent = true })
   end
 
-  vim.keymap.set('n', config.run_panel.next_test_key, function()
-    navigate_test_case(1)
-  end, { buffer = test_buffers.tab_buf, silent = true })
-  vim.keymap.set('n', config.run_panel.prev_test_key, function()
-    navigate_test_case(-1)
-  end, { buffer = test_buffers.tab_buf, silent = true })
-
   setup_keybindings_for_buffer(test_buffers.tab_buf)
 
   local execute = require('cp.runner.execute')

scrapers/atcoder.py

@@ -265,14 +265,26 @@ class AtcoderScraper(BaseScraper):
 
     async def scrape_contest_metadata(self, contest_id: str) -> MetadataResult:
         async def impl(cid: str) -> MetadataResult:
-            rows = await asyncio.to_thread(_scrape_tasks_sync, cid)
+            try:
+                rows = await asyncio.to_thread(_scrape_tasks_sync, cid)
+            except requests.HTTPError as e:
+                if e.response is not None and e.response.status_code == 404:
+                    return self._create_metadata_error(
+                        f"No problems found for contest {cid}", cid
+                    )
+                raise
+
             problems = _to_problem_summaries(rows)
             if not problems:
                 return self._create_metadata_error(
                     f"No problems found for contest {cid}", cid
                 )
+
             return MetadataResult(
-                success=True, error="", contest_id=cid, problems=problems
+                success=True,
+                error="",
+                contest_id=cid,
+                problems=problems,
             )
 
         return await self._safe_execute("metadata", impl, contest_id)