2d50f0a52a
## Problem `open_url` automatically opened the browser on contest load and problem change, which is now redundant with `:CP open`. ## Solution Remove the `open_url` field from `cp.Config`, its default, its validation, and the call site in `setup_contest`. Remove documentation from `cp.nvim.txt`.
524 lines
16 KiB
Lua
524 lines
16 KiB
Lua
local M = {}
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local cache = require('cp.cache')
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local config_module = require('cp.config')
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local constants = require('cp.constants')
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local helpers = require('cp.helpers')
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local logger = require('cp.log')
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local scraper = require('cp.scraper')
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local state = require('cp.state')
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local function apply_template(bufnr, lang_id, platform)
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local config = config_module.get_config()
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local eff = config.runtime.effective[platform] and config.runtime.effective[platform][lang_id]
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if not eff or not eff.template then
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return
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end
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local path = vim.fn.expand(eff.template)
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if vim.fn.filereadable(path) ~= 1 then
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logger.log(
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('[cp.nvim] template not readable: %s'):format(path),
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{ level = vim.log.levels.WARN }
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)
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return
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end
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local lines = vim.fn.readfile(path)
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vim.api.nvim_buf_set_lines(bufnr, 0, -1, false, lines)
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local marker = config.templates and config.templates.cursor_marker
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if marker then
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for lnum, line in ipairs(lines) do
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local col = line:find(marker, 1, true)
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if col then
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local new_line = line:sub(1, col - 1) .. line:sub(col + #marker)
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vim.api.nvim_buf_set_lines(bufnr, lnum - 1, lnum, false, { new_line })
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local winid = vim.fn.bufwinid(bufnr)
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if winid ~= -1 then
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vim.api.nvim_win_set_cursor(winid, { lnum, col - 1 })
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end
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break
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end
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end
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end
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end
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---Get the language of the current file from cache
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---@return string?
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local function get_current_file_language()
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local current_file = vim.fn.expand('%:p')
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if current_file == '' then
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return nil
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end
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cache.load()
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local file_state = cache.get_file_state(current_file)
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return file_state and file_state.language or nil
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end
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---Check if a problem file exists for any enabled language
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---@param platform string
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---@param contest_id string
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---@param problem_id string
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---@return string?
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local function get_existing_problem_language(platform, contest_id, problem_id)
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local config = config_module.get_config()
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local platform_config = config.platforms[platform]
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if not platform_config then
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return nil
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end
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for _, lang_id in ipairs(platform_config.enabled_languages) do
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local effective = config.runtime.effective[platform][lang_id]
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if effective and effective.extension then
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local basename = config.filename
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and config.filename(platform, contest_id, problem_id, config, lang_id)
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or config_module.default_filename(contest_id, problem_id)
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local filepath = basename .. '.' .. effective.extension
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if vim.fn.filereadable(filepath) == 1 then
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return lang_id
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end
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end
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end
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return nil
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end
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---@class TestCaseLite
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---@field input string
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---@field expected string
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---@class ScrapeEvent
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---@field problem_id string
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---@field tests TestCaseLite[]|nil
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---@field timeout_ms integer|nil
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---@field memory_mb integer|nil
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---@field interactive boolean|nil
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---@field error string|nil
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---@field done boolean|nil
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---@field succeeded integer|nil
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---@field failed integer|nil
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---@param cd table|nil
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---@return boolean
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local function is_metadata_ready(cd)
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return cd
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and type(cd.problems) == 'table'
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and #cd.problems > 0
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and type(cd.index_map) == 'table'
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and next(cd.index_map) ~= nil
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or false
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end
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---@param platform string
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---@param contest_id string
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---@param problems table
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local function start_tests(platform, contest_id, problems)
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local cached_len = #vim.tbl_filter(function(p)
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return not vim.tbl_isempty(cache.get_test_cases(platform, contest_id, p.id))
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end, problems)
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if cached_len ~= #problems then
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local to_fetch = #problems - cached_len
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logger.log(('Fetching %s/%s problem tests...'):format(cached_len, #problems))
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scraper.scrape_all_tests(platform, contest_id, function(ev)
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local cached_tests = {}
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if not ev.interactive and vim.tbl_isempty(ev.tests) then
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logger.log(
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("No tests found for problem '%s'."):format(ev.problem_id),
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{ level = vim.log.levels.WARN }
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)
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end
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for i, t in ipairs(ev.tests) do
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cached_tests[i] = { index = i, input = t.input, expected = t.expected }
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end
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cache.set_test_cases(
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platform,
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contest_id,
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ev.problem_id,
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ev.combined,
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cached_tests,
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ev.timeout_ms or 0,
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ev.memory_mb or 0,
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ev.interactive,
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ev.multi_test,
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ev.precision
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)
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local io_state = state.get_io_view_state()
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if io_state then
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local combined_test = cache.get_combined_test(platform, contest_id, state.get_problem_id())
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if combined_test then
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local input_lines = vim.split(combined_test.input, '\n')
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require('cp.utils').update_buffer_content(io_state.input_buf, input_lines, nil, nil)
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end
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end
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end, function()
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logger.log(
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('Loaded %d test%s.'):format(to_fetch, to_fetch == 1 and '' or 's'),
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{ level = vim.log.levels.INFO, override = true }
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)
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end)
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end
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end
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---@param platform string
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---@param contest_id string
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---@param problem_id? string
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---@param language? string
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function M.setup_contest(platform, contest_id, problem_id, language)
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local old_platform, old_contest_id = state.get_platform(), state.get_contest_id()
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state.set_platform(platform)
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state.set_contest_id(contest_id)
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if language then
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local lang_result = config_module.get_language_for_platform(platform, language)
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if not lang_result.valid then
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logger.log(lang_result.error, { level = vim.log.levels.ERROR })
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return
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end
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end
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local is_new_contest = old_platform ~= platform or old_contest_id ~= contest_id
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if is_new_contest then
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local views = require('cp.ui.views')
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views.cancel_io_view()
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local active = state.get_active_panel()
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if active == 'interactive' then
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views.cancel_interactive()
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elseif active == 'stress' then
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require('cp.stress').cancel()
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elseif active == 'run' then
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views.disable()
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end
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end
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cache.load()
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local function proceed(contest_data)
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if is_new_contest then
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local io_state = state.get_io_view_state()
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if io_state and io_state.output_buf and vim.api.nvim_buf_is_valid(io_state.output_buf) then
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require('cp.utils').update_buffer_content(io_state.output_buf, {}, nil, nil)
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end
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end
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local problems = contest_data.problems
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local pid = problem_id and problem_id or problems[1].id
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M.setup_problem(pid, language)
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start_tests(platform, contest_id, problems)
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end
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local contest_data = cache.get_contest_data(platform, contest_id)
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if not is_metadata_ready(contest_data) then
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local cfg = config_module.get_config()
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local lang = language or (cfg.platforms[platform] and cfg.platforms[platform].default_language)
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vim.cmd.only({ mods = { silent = true } })
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local bufnr = vim.api.nvim_create_buf(true, false)
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vim.api.nvim_win_set_buf(0, bufnr)
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vim.bo[bufnr].filetype = lang or ''
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vim.bo[bufnr].buftype = ''
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vim.bo[bufnr].swapfile = false
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state.set_language(lang)
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state.set_provisional({
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bufnr = bufnr,
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platform = platform,
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contest_id = contest_id,
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language = lang,
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requested_problem_id = problem_id,
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token = vim.uv.hrtime(),
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})
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logger.log('Fetching contests problems...', { level = vim.log.levels.INFO, override = true })
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scraper.scrape_contest_metadata(
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platform,
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contest_id,
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vim.schedule_wrap(function(result)
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local problems = result.problems or {}
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cache.set_contest_data(
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platform,
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contest_id,
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problems,
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result.url,
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result.contest_url or '',
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result.standings_url or ''
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)
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local prov = state.get_provisional()
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if not prov or prov.platform ~= platform or prov.contest_id ~= contest_id then
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return
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end
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local cd = cache.get_contest_data(platform, contest_id)
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if not is_metadata_ready(cd) then
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return
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end
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local pid = prov.requested_problem_id
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if not pid or not cd.index_map or not cd.index_map[pid] then
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pid = cd.problems[1] and cd.problems[1].id or nil
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end
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if not pid then
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return
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end
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proceed(cd)
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end)
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)
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return
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end
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proceed(contest_data)
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end
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---@param problem_id string
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---@param language? string
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function M.setup_problem(problem_id, language)
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local platform = state.get_platform()
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if not platform then
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logger.log('No platform/contest/problem configured.', { level = vim.log.levels.ERROR })
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return
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end
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local old_problem_id = state.get_problem_id()
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state.set_problem_id(problem_id)
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if old_problem_id ~= problem_id then
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local io_state = state.get_io_view_state()
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if io_state and io_state.output_buf and vim.api.nvim_buf_is_valid(io_state.output_buf) then
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local utils = require('cp.utils')
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utils.update_buffer_content(io_state.output_buf, {}, nil, nil)
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end
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end
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local config = config_module.get_config()
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local lang = language
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or (config.platforms[platform] and config.platforms[platform].default_language)
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if language then
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local lang_result = config_module.get_language_for_platform(platform, language)
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if not lang_result.valid then
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logger.log(lang_result.error, { level = vim.log.levels.ERROR })
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return
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end
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end
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state.set_language(lang)
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local source_file = state.get_source_file(lang)
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if not source_file then
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return
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end
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if vim.fn.filereadable(source_file) == 1 then
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local existing = cache.get_file_state(vim.fn.fnamemodify(source_file, ':p'))
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if
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existing
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and (
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existing.platform ~= platform
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or existing.contest_id ~= (state.get_contest_id() or '')
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or existing.problem_id ~= problem_id
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)
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then
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logger.log(
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('File %q already exists for %s/%s %s.'):format(
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source_file,
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existing.platform,
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existing.contest_id,
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existing.problem_id
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),
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{ level = vim.log.levels.ERROR }
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)
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return
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end
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end
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local contest_dir = vim.fn.fnamemodify(source_file, ':h')
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local is_new_dir = vim.fn.isdirectory(contest_dir) == 0
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vim.fn.mkdir(contest_dir, 'p')
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if is_new_dir then
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local s = config.hooks and config.hooks.setup
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if s and s.contest then
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pcall(s.contest, state)
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end
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end
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local prov = state.get_provisional()
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if prov and prov.platform == platform and prov.contest_id == (state.get_contest_id() or '') then
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if vim.api.nvim_buf_is_valid(prov.bufnr) then
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local existing_bufnr = vim.fn.bufnr(source_file)
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if existing_bufnr ~= -1 then
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vim.api.nvim_buf_delete(prov.bufnr, { force = true })
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state.set_provisional(nil)
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else
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vim.api.nvim_buf_set_name(prov.bufnr, source_file)
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-- selene: allow(mixed_table)
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vim.cmd.write({
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vim.fn.fnameescape(source_file),
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bang = true,
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mods = { silent = true, noautocmd = true, keepalt = true },
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})
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state.set_solution_win(vim.api.nvim_get_current_win())
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if not vim.b[prov.bufnr].cp_setup_done then
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apply_template(prov.bufnr, lang, platform)
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local s = config.hooks and config.hooks.setup
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if s and s.code then
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local ok = pcall(s.code, state)
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if ok then
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vim.b[prov.bufnr].cp_setup_done = true
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end
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else
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helpers.clearcol(prov.bufnr)
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vim.b[prov.bufnr].cp_setup_done = true
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end
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local o = config.hooks and config.hooks.on
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if o and o.enter then
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local bufnr = prov.bufnr
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vim.api.nvim_create_autocmd('BufEnter', {
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buffer = bufnr,
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callback = function()
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pcall(o.enter, state)
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end,
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})
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pcall(o.enter, state)
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end
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end
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cache.set_file_state(
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vim.fn.fnamemodify(source_file, ':p'),
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platform,
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state.get_contest_id() or '',
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state.get_problem_id() or '',
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lang
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)
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require('cp.ui.views').ensure_io_view()
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state.set_provisional(nil)
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return
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end
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else
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state.set_provisional(nil)
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end
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end
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vim.cmd.only({ mods = { silent = true } })
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local current_file = vim.fn.expand('%:p')
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if current_file ~= vim.fn.fnamemodify(source_file, ':p') then
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vim.cmd.e(source_file)
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end
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local bufnr = vim.api.nvim_get_current_buf()
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state.set_solution_win(vim.api.nvim_get_current_win())
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require('cp.ui.views').ensure_io_view()
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if not vim.b[bufnr].cp_setup_done then
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local is_new = vim.api.nvim_buf_line_count(bufnr) == 1
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and vim.api.nvim_buf_get_lines(bufnr, 0, 1, false)[1] == ''
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if is_new then
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apply_template(bufnr, lang, platform)
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end
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local s = config.hooks and config.hooks.setup
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if s and s.code then
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local ok = pcall(s.code, state)
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if ok then
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vim.b[bufnr].cp_setup_done = true
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end
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else
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helpers.clearcol(bufnr)
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vim.b[bufnr].cp_setup_done = true
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end
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local o = config.hooks and config.hooks.on
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if o and o.enter then
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vim.api.nvim_create_autocmd('BufEnter', {
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buffer = bufnr,
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callback = function()
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pcall(o.enter, state)
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end,
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})
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pcall(o.enter, state)
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end
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end
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cache.set_file_state(
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vim.fn.expand('%:p'),
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platform,
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state.get_contest_id() or '',
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state.get_problem_id() or '',
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lang
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)
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end
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---@param direction integer
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---@param language? string
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function M.navigate_problem(direction, language)
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if direction == 0 then
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return
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end
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direction = direction > 0 and 1 or -1
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local platform = state.get_platform()
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local contest_id = state.get_contest_id()
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local current_problem_id = state.get_problem_id()
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if not platform or not contest_id or not current_problem_id then
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logger.log('No platform configured.', { level = vim.log.levels.ERROR })
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return
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end
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cache.load()
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local contest_data = cache.get_contest_data(platform, contest_id)
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if not is_metadata_ready(contest_data) then
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logger.log(
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('No data available for %s contest %s.'):format(
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constants.PLATFORM_DISPLAY_NAMES[platform],
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contest_id
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),
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{ level = vim.log.levels.ERROR }
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)
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return
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end
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local problems = contest_data.problems
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local index = contest_data.index_map[current_problem_id]
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local new_index = index + direction
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if new_index < 1 or new_index > #problems then
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return
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end
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logger.log(('navigate_problem: %s -> %s'):format(current_problem_id, problems[new_index].id))
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local views = require('cp.ui.views')
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views.cancel_io_view()
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local active_panel = state.get_active_panel()
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if active_panel == 'run' then
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views.disable()
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elseif active_panel == 'interactive' then
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views.cancel_interactive()
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elseif active_panel == 'stress' then
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require('cp.stress').cancel()
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end
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local lang = nil
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if language then
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local lang_result = config_module.get_language_for_platform(platform, language)
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if not lang_result.valid then
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logger.log(lang_result.error, { level = vim.log.levels.ERROR })
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return
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end
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lang = language
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else
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local existing_lang =
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get_existing_problem_language(platform, contest_id, problems[new_index].id)
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if existing_lang then
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lang = existing_lang
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else
|
|
lang = get_current_file_language()
|
|
if lang then
|
|
local lang_result = config_module.get_language_for_platform(platform, lang)
|
|
if not lang_result.valid then
|
|
lang = nil
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
local io_state = state.get_io_view_state()
|
|
if io_state and io_state.output_buf and vim.api.nvim_buf_is_valid(io_state.output_buf) then
|
|
local utils = require('cp.utils')
|
|
utils.update_buffer_content(io_state.output_buf, {}, nil, nil)
|
|
end
|
|
|
|
M.setup_contest(platform, contest_id, problems[new_index].id, lang)
|
|
end
|
|
|
|
return M
|