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chatgpt.vim/lua/chatgpt_nvim/init.lua

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local M = {}
local context = require('chatgpt_nvim.context')
local handler = require('chatgpt_nvim.handler')
local config = require('chatgpt_nvim.config')
local ui = require('chatgpt_nvim.ui')
local prompts = require('chatgpt_nvim.prompts')
local ok_yaml, lyaml = pcall(require, "lyaml")
local function copy_to_clipboard(text)
vim.fn.setreg('+', text)
end
-- We now expect 'conf' as a parameter, instead of loading config inside parse_response.
local function parse_response(raw, conf)
if not ok_yaml then
vim.api.nvim_err_writeln("lyaml not available. Install with `luarocks install lyaml`.")
return nil
end
local ok, data = pcall(lyaml.load, raw)
if not ok or not data then
vim.api.nvim_err_writeln("Failed to parse YAML response.")
ui.debug_log("RAW response that failed parsing:\n" .. raw)
return nil
end
ui.debug_log("Successfully parsed YAML response.")
return data
end
local function is_subpath(root, path)
local root_abs = vim.fn.fnamemodify(root, ":p")
local target_abs = vim.fn.fnamemodify(path, ":p")
return target_abs:sub(1, #root_abs) == root_abs
end
local function read_file(path)
local fd = vim.loop.fs_open(path, "r", 438)
if not fd then
return nil
end
local stat = vim.loop.fs_fstat(fd)
if not stat then
vim.loop.fs_close(fd)
return nil
end
local data = vim.loop.fs_read(fd, stat.size, 0)
vim.loop.fs_close(fd)
return data
end
local function is_directory(path)
local stat = vim.loop.fs_stat(path)
return stat and stat.type == "directory"
end
-- We now expect 'conf' as a parameter, instead of loading config inside handle_step_by_step_if_needed.
local function handle_step_by_step_if_needed(prompt, conf)
local length = #prompt
if not conf.enable_step_by_step or length <= (conf.prompt_char_limit or 8000) then
return { prompt }
end
return { prompts["step-prompt"] }
end
local function close_existing_buffer_by_name(pattern)
for _, b in ipairs(vim.api.nvim_list_bufs()) do
local name = vim.api.nvim_buf_get_name(b)
if name:match(pattern) then
vim.api.nvim_buf_delete(b, { force = true })
end
end
end
local function preview_changes(changes)
close_existing_buffer_by_name("ChatGPT_Changes_Preview$")
local bufnr = vim.api.nvim_create_buf(false, true)
vim.api.nvim_buf_set_name(bufnr, "ChatGPT_Changes_Preview")
vim.api.nvim_buf_set_option(bufnr, "filetype", "diff")
vim.api.nvim_buf_set_lines(bufnr, 0, -1, false, {
"# Preview of Changes:",
"# (Close this window to apply changes or use :q to cancel)",
""
})
for _, fileinfo in ipairs(changes) do
local indicator = (fileinfo.delete == true) and "Delete file" or "Write file"
vim.api.nvim_buf_set_lines(bufnr, -1, -1, false, {
string.format("=== %s: %s ===", indicator, fileinfo.path or "<no path>")
})
if fileinfo.content then
local lines = vim.split(fileinfo.content, "\n")
for _, line in ipairs(lines) do
vim.api.nvim_buf_set_lines(bufnr, -1, -1, false, { line })
end
end
vim.api.nvim_buf_set_lines(bufnr, -1, -1, false, { "" })
end
vim.cmd("vsplit")
vim.cmd("buffer " .. bufnr)
end
local function partial_accept(changes)
close_existing_buffer_by_name("ChatGPT_Partial_Accept$")
local bufnr = vim.api.nvim_create_buf(false, true)
vim.api.nvim_buf_set_name(bufnr, "ChatGPT_Partial_Accept")
vim.api.nvim_buf_set_option(bufnr, "filetype", "diff")
local lines = {
"# Remove or comment out (prepend '#') any changes you do NOT want, then :wq, :x, or :bd to finalize partial acceptance",
""
}
for _, fileinfo in ipairs(changes) do
local action = (fileinfo.delete == true) and "[DELETE]" or "[WRITE]"
table.insert(lines, string.format("%s %s", action, fileinfo.path or "<no path>"))
if fileinfo.content then
local content_lines = vim.split(fileinfo.content, "\n")
for _, cl in ipairs(content_lines) do
table.insert(lines, " " .. cl)
end
end
table.insert(lines, "")
end
vim.api.nvim_buf_set_lines(bufnr, 0, -1, false, lines)
local final_changes = {}
local function on_write()
local edited_lines = vim.api.nvim_buf_get_lines(bufnr, 0, -1, false)
local keep_current = false
local current_fileinfo = { path = nil, content = nil, delete = false }
local content_accum = {}
for _, line in ipairs(edited_lines) do
if line:match("^#") or line == "" then
goto continue
end
local del_match = line:match("^%[DELETE%] (.+)")
local write_match = line:match("^%[WRITE%] (.+)")
if del_match then
if keep_current and (current_fileinfo.path ~= nil) then
if #content_accum > 0 then
current_fileinfo.content = table.concat(content_accum, "\n")
end
table.insert(final_changes, current_fileinfo)
end
keep_current = true
current_fileinfo = { path = del_match, delete = true, content = nil }
content_accum = {}
elseif write_match then
if keep_current and (current_fileinfo.path ~= nil) then
if #content_accum > 0 then
current_fileinfo.content = table.concat(content_accum, "\n")
end
table.insert(final_changes, current_fileinfo)
end
keep_current = true
current_fileinfo = { path = write_match, delete = false, content = nil }
content_accum = {}
else
if keep_current then
table.insert(content_accum, line:gsub("^%s*", ""))
end
end
::continue::
end
if keep_current and (current_fileinfo.path ~= nil) then
if #content_accum > 0 then
current_fileinfo.content = table.concat(content_accum, "\n")
end
table.insert(final_changes, current_fileinfo)
end
vim.api.nvim_buf_set_option(bufnr, "modified", false)
end
vim.api.nvim_create_autocmd("BufWriteCmd", {
buffer = bufnr,
once = true,
callback = function()
on_write()
vim.cmd("bd! " .. bufnr)
end
})
vim.cmd("split")
vim.cmd("buffer " .. bufnr)
vim.wait(60000, function()
local winids = vim.api.nvim_tabpage_list_wins(0)
for _, w in ipairs(winids) do
local b = vim.api.nvim_win_get_buf(w)
if b == bufnr then
return false
end
end
return true
end)
return final_changes
end
local function store_prompt_for_reference(prompt)
close_existing_buffer_by_name("ChatGPT_Generated_Prompt$")
local bufnr = vim.api.nvim_create_buf(false, true)
vim.api.nvim_buf_set_name(bufnr, "ChatGPT_Generated_Prompt")
vim.api.nvim_buf_set_option(bufnr, "filetype", "markdown")
local lines = {
"# Below is the generated prompt. You can keep it for reference:",
""
}
local prompt_lines = vim.split(prompt, "\n")
for _, line in ipairs(prompt_lines) do
table.insert(lines, line)
end
vim.api.nvim_buf_set_lines(bufnr, 0, -1, false, lines)
vim.cmd("vsplit")
vim.cmd("buffer " .. bufnr)
end
local function grep_in_file(search_string, filepath)
local content = read_file(filepath)
if not content then
return "Could not read file: " .. filepath
end
local results = {}
local line_num = 0
for line in content:gmatch("([^\n]*)\n?") do
line_num = line_num + 1
if line:find(search_string, 1, true) then
table.insert(results, filepath .. ":" .. line_num .. ":" .. line)
end
end
if #results == 0 then
return "No matches in " .. filepath
else
return table.concat(results, "\n")
end
end
local function execute_debug_command(cmd)
if type(cmd) ~= "table" or not cmd.command then
return "Invalid command object."
end
local command = cmd.command
if command == "ls" then
local dir = cmd.dir or "."
local handle = io.popen("ls " .. dir)
if not handle then
return "Failed to run ls command."
end
local result = handle:read("*a") or ""
handle:close()
return "Listing files in: " .. dir .. "\n" .. result
elseif command == "grep" then
local pattern = cmd.pattern
local target = cmd.target
if not pattern or not target then
return "Usage for grep: {command='grep', pattern='<text>', target='<file_or_directory>'}"
end
local stat = vim.loop.fs_stat(target)
if not stat then
return "Cannot grep: target path does not exist"
end
if stat.type == "directory" then
local handle = io.popen("ls -p " .. target .. " | grep -v /")
if not handle then
return "Failed to read directory contents for grep."
end
local all_files = {}
for file in handle:read("*a"):gmatch("[^\n]+") do
table.insert(all_files, target .. "/" .. file)
end
handle:close()
local results = {}
for _, f in ipairs(all_files) do
local fstat = vim.loop.fs_stat(f)
if fstat and fstat.type == "file" then
table.insert(results, grep_in_file(pattern, f))
end
end
return table.concat(results, "\n")
else
return grep_in_file(pattern, target)
end
else
return "Unknown command: " .. command
end
end
function M.run_chatgpt_command()
-- Load the config once here for the entire command.
local conf = config.load()
ui.debug_log("Running :ChatGPT command.")
local dirs = conf.directories or {"."}
if conf.interactive_file_selection then
dirs = ui.pick_directories(dirs)
if #dirs == 0 then
dirs = conf.directories
end
end
close_existing_buffer_by_name("ChatGPT_Prompt.md$")
local bufnr = vim.api.nvim_create_buf(false, false)
vim.api.nvim_buf_set_name(bufnr, "ChatGPT_Prompt.md")
vim.api.nvim_buf_set_option(bufnr, "filetype", "markdown")
vim.api.nvim_buf_set_option(bufnr, "bufhidden", "wipe")
vim.api.nvim_buf_set_option(bufnr, "buftype", "")
vim.api.nvim_buf_set_option(bufnr, "modifiable", true)
vim.api.nvim_buf_set_lines(bufnr, 0, -1, false, {
"# Enter your prompt below.",
"",
"Save & close with :wq, :x, or :bd to finalize your prompt."
})
vim.api.nvim_create_autocmd("BufWriteCmd", {
buffer = bufnr,
callback = function()
local lines = vim.api.nvim_buf_get_lines(bufnr, 0, -1, false)
local user_input = table.concat(lines, "\n")
if user_input == "" or user_input:find("^# Enter your prompt below.") then
vim.api.nvim_out_write("No valid input provided.\n")
vim.api.nvim_buf_set_option(bufnr, "modified", false)
return
end
local project_structure = context.get_project_structure(dirs)
local initial_files = conf.initial_files or {}
local included_sections = {}
for _, item in ipairs(initial_files) do
local root = vim.fn.getcwd()
local full_path = root .. "/" .. item
if is_directory(full_path) then
local dir_files = context.get_project_files({item})
for _, f in ipairs(dir_files) do
local path = root .. "/" .. f
local data = read_file(path)
if data then
table.insert(included_sections, "\nFile: `" .. f .. "`\n```\n" .. data .. "\n```\n")
end
end
else
local data = read_file(full_path)
if data then
table.insert(included_sections, "\nFile: `" .. item .. "`\n```\n" .. data .. "\n```\n")
end
end
end
local initial_sections = {
"### Basic Prompt Instructions:\n",
conf.initial_prompt .. "\n\n\n",
"### User Instructions:\n",
user_input .. "\n\n\n",
"### Context/Data:\n",
"Project name: " .. (conf.project_name or "") .. "\n",
"Project Structure:\n",
project_structure,
table.concat(included_sections, "\n")
}
if conf.enable_debug_commands then
table.insert(initial_sections, "\n### Debug Commands Info:\n")
table.insert(initial_sections, prompts["debug-commands-info"])
end
local prompt = table.concat(initial_sections, "\n")
store_prompt_for_reference(prompt)
local chunks = handle_step_by_step_if_needed(prompt, conf)
copy_to_clipboard(chunks[1])
if #chunks == 1 then
vim.api.nvim_out_write("Prompt copied to clipboard! Paste into ChatGPT.\n")
else
vim.api.nvim_out_write("Step-by-step prompt copied to clipboard!\n")
end
vim.api.nvim_buf_set_option(bufnr, "modified", false)
end
})
vim.cmd("buffer " .. bufnr)
end
function M.run_chatgpt_paste_command()
local conf = config.load()
ui.debug_log("Running :ChatGPTPaste command.")
print("Reading ChatGPT YAML response from clipboard...")
local raw = handler.get_clipboard_content()
if raw == "" then
vim.api.nvim_err_writeln("Clipboard is empty. Please copy the YAML response from ChatGPT first.")
return
end
-- Pass the loaded config into parse_response, so we dont load config.lua again.
local data = parse_response(raw, conf)
if not data then
return
end
if data.commands and conf.enable_debug_commands then
local results = {}
for _, cmd in ipairs(data.commands) do
table.insert(results, execute_debug_command(cmd))
end
local output = table.concat(results, "\n\n")
copy_to_clipboard(output)
print("Debug command results copied to clipboard!")
return
end
if data.project_name and data.files then
ui.debug_log("Received project_name and files in response.")
if data.project_name ~= conf.project_name then
vim.api.nvim_err_writeln("Project name mismatch. Aborting.")
return
end
local is_final = false
for _, fileinfo in ipairs(data.files) do
if fileinfo.content or fileinfo.delete == true then
is_final = true
break
end
end
if is_final then
if conf.preview_changes then
preview_changes(data.files)
print("Close the preview window to apply changes, or use :q to cancel.")
local closed = vim.wait(60000, function()
local bufs = vim.api.nvim_list_bufs()
for _, b in ipairs(bufs) do
local name = vim.api.nvim_buf_get_name(b)
if name:match("ChatGPT_Changes_Preview$") then
return false
end
end
return true
end)
if not closed then
vim.api.nvim_err_writeln("Preview not closed in time. Aborting.")
return
end
end
local final_files = data.files
if conf.partial_acceptance then
final_files = partial_accept(data.files)
if #final_files == 0 then
vim.api.nvim_err_writeln("No changes remain after partial acceptance. Aborting.")
return
end
end
local root = vim.fn.getcwd()
for _, fileinfo in ipairs(final_files) do
if not fileinfo.path then
vim.api.nvim_err_writeln("Invalid file entry. Must have 'path'.")
goto continue
end
if not is_subpath(root, fileinfo.path) then
vim.api.nvim_err_writeln("Invalid path outside project root: " .. fileinfo.path)
goto continue
end
if fileinfo.delete == true then
ui.debug_log("Deleting file: " .. fileinfo.path)
handler.delete_file(fileinfo.path)
print("Deleted: " .. fileinfo.path)
elseif fileinfo.content then
ui.debug_log("Writing file: " .. fileinfo.path)
handler.write_file(fileinfo.path, fileinfo.content)
print("Wrote: " .. fileinfo.path)
else
vim.api.nvim_err_writeln("Invalid file entry. Must have 'content' or 'delete'.")
end
::continue::
end
else
local requested_paths = {}
for _, fileinfo in ipairs(data.files) do
if fileinfo.path then
table.insert(requested_paths, fileinfo.path)
end
end
local file_sections = {}
local root = vim.fn.getcwd()
for _, f in ipairs(requested_paths) do
local path = root .. "/" .. f
local content = read_file(path)
if content then
table.insert(file_sections, "\nFile: `" .. f .. "`\n```\n" .. content .. "\n```\n")
else
table.insert(file_sections, "\nFile: `" .. f .. "`\n```\n(Could not read file)\n```\n")
end
end
local sections = {
conf.initial_prompt,
"\n\nProject name: " .. (conf.project_name or ""),
"\n\nBelow are the requested files from the project, each preceded by its filename in backticks and enclosed in triple backticks.\n",
table.concat(file_sections, "\n"),
"\n\nIf you need more files, please respond again in YAML listing additional files. If you have all information you need, provide the final YAML with `project_name` and `files` (with `content` or `delete`) to apply changes.\n"
}
local prompt = table.concat(sections, "\n")
local length = #prompt
ui.debug_log("Returning requested files. Character count: " .. length)
if length > (conf.prompt_char_limit or 8000) and conf.enable_step_by_step then
local large_step = prompts["step-prompt"]
copy_to_clipboard(large_step)
print("Step-by-step guidance copied to clipboard!")
return
elseif length > (conf.prompt_char_limit or 8000) then
vim.api.nvim_err_writeln("Requested files exceed prompt character limit. No step-by-step support enabled.")
return
end
copy_to_clipboard(prompt)
print("Prompt (with requested files) copied to clipboard! Paste it into the ChatGPT O1 model.")
end
else
vim.api.nvim_err_writeln("Invalid response. Expected 'project_name' and 'files'.")
end
end
function M.run_chatgpt_current_buffer_command()
local conf = config.load()
ui.debug_log("Running :ChatGPTCurrentBuffer command.")
local lines = vim.api.nvim_buf_get_lines(0, 0, -1, false)
local user_input = table.concat(lines, "\n")
local dirs = conf.directories or {"."}
if conf.interactive_file_selection then
dirs = ui.pick_directories(dirs)
if #dirs == 0 then
dirs = conf.directories
end
end
local project_structure = context.get_project_structure(dirs)
local initial_files = conf.initial_files or {}
local included_sections = {}
local function is_directory(path)
local stat = vim.loop.fs_stat(path)
return stat and stat.type == "directory"
end
local function read_file(path)
local fd = vim.loop.fs_open(path, "r", 438)
if not fd then
return nil
end
local stat = vim.loop.fs_fstat(fd)
if not stat then
vim.loop.fs_close(fd)
return nil
end
local data = vim.loop.fs_read(fd, stat.size, 0)
vim.loop.fs_close(fd)
return data
end
for _, item in ipairs(initial_files) do
local root = vim.fn.getcwd()
local full_path = root .. "/" .. item
if is_directory(full_path) then
local dir_files = context.get_project_files({item})
for _, f in ipairs(dir_files) do
local path = root .. "/" .. f
local data = read_file(path)
if data then
table.insert(included_sections, "\nFile: `" .. f .. "`\n```\n" .. data .. "\n```\n")
end
end
else
local data = read_file(full_path)
if data then
table.insert(included_sections, "\nFile: `" .. item .. "`\n```\n" .. data .. "\n```\n")
end
end
end
local initial_sections = {
"### Basic Prompt Instructions:\n",
conf.initial_prompt .. "\n\n\n",
"### User Instructions:\n",
user_input .. "\n\n\n",
"### Context/Data:\n",
"Project name: " .. (conf.project_name or "") .. "\n",
"Project Structure:\n",
project_structure,
table.concat(included_sections, "\n")
}
if conf.enable_debug_commands then
table.insert(initial_sections, "\n### Debug Commands Info:\n")
table.insert(initial_sections, prompts["debug-commands-info"])
end
local prompt = table.concat(initial_sections, "\n")
local function store_prompt_for_reference(pr)
close_existing_buffer_by_name("ChatGPT_Generated_Prompt$")
local bufnr_ref = vim.api.nvim_create_buf(false, true)
vim.api.nvim_buf_set_name(bufnr_ref, "ChatGPT_Generated_Prompt")
vim.api.nvim_buf_set_option(bufnr_ref, "filetype", "markdown")
local lines_ref = {
"# Below is the generated prompt. You can keep it for reference:",
""
}
local pr_lines = vim.split(pr, "\n")
for _, line in ipairs(pr_lines) do
table.insert(lines_ref, line)
end
vim.api.nvim_buf_set_lines(bufnr_ref, 0, -1, false, lines_ref)
vim.cmd("vsplit")
vim.cmd("buffer " .. bufnr_ref)
end
store_prompt_for_reference(prompt)
local chunks = handle_step_by_step_if_needed(prompt, conf)
copy_to_clipboard(chunks[1])
if #chunks == 1 then
vim.api.nvim_out_write("Prompt (from current buffer) copied to clipboard! Paste into ChatGPT.\n")
else
vim.api.nvim_out_write("Step-by-step prompt (from current buffer) copied to clipboard!\n")
end
end
return M