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local project = require("cmake.project")
local M = {}
-- from https://github.com/akinsho/toggleterm.nvim/blob/main/lua/toggleterm/commandline.lua
-- Get a valid base path for a user provided path
-- and an optional search term
---@param typed_path string
---@return string|nil, string|nil
local get_path_parts = function(typed_path)
if vim.fn.isdirectory(typed_path ~= "" and typed_path or ".") == 1 then
-- The string is a valid path, we just need to drop trailing slashes to
-- ease joining the base path with the suggestions
return typed_path:gsub("/$", ""), nil
elseif typed_path:find("/", 2) ~= nil then
-- Maybe the typed path is looking for a nested directory
-- we need to make sure it has at least one slash in it, and that is not
-- from a root path
local base_path = vim.fn.fnamemodify(typed_path, ":h")
local search_term = vim.fn.fnamemodify(typed_path, ":t")
if vim.fn.isdirectory(base_path) then
return base_path, search_term
end
end
return nil, nil
end
local complete_path = function(typed_path)
-- Read the typed path as the base for the directory search
local base_path, search_term = get_path_parts(typed_path or "")
local safe_path = base_path ~= "" and base_path or "."
local paths = vim.fn.readdir(safe_path, function(entry)
return vim.fn.isdirectory(safe_path .. "/" .. entry)
end)
if not u.str_is_empty(search_term) then
paths = vim.tbl_filter(function(path)
return path:match("^" .. search_term .. "*") ~= nil
end, paths)
end
return vim.tbl_map(function(path)
return u.concat_without_empty({ base_path, path }, "/")
end, paths)
end
local generate_options = {
fresh = true,
}
local complete_value = function(values, values_opts, match)
return function(typed_value)
typed_value = typed_value or ""
return vim.iter(values(values_opts))
:filter(function(value)
return not typed_value or #typed_value == 0 or value[match]:match("^" .. typed_value .. "*")
end)
:map(function(value)
return value[match]
end)
:totable()
end
end
local build_options = {
clean = true,
j = function()
return {}
end,
target = complete_value(project.current_targets, {}, "name"),
}
local install_options = {
explain = true,
-- component = complete_value(project.current_components, {}, "name"),
prefix = complete_path,
}
---@param options table a dictionary of key to function
---@return fun(lead: string, command: string, _: number):table
local function complete(options)
---@param lead string the leading portion of the argument currently being completed on
---@param command string the entire command line
---@param _ number the cursor position in it (byte index)
---@return table
return function(lead, command, _)
local parts = vim.split(lead, "=")
local key = parts[1]
local value = parts[2]
if options[key] then
if type(options[key]) == "function" then
return vim.iter(options[key](value))
:map(function(opt)
return key .. "=" .. opt
end)
:totable()
else
return {}
end
else
return vim.iter(options)
:filter(function(option, _)
return option:match(" " .. option .. "=") == nil
end)
:map(function(option, option_value)
if type(option_value) == "boolean" and option_value then
return option
else
return option .. "="
end
end)
:totable()
end
end
end
---Take a users command arguments in format 'key1=value key2'
---and parse this into a table of arguments
---@see https://stackoverflow.com/a/27007701
---@param args string
---@return any
function M.parse(args)
local result = {}
if args then
for _, part in ipairs(vim.split(args, " ")) do
local arg = vim.split(part, "=")
local key, value = arg[1], arg[2]
if not value then
result[key] = true
else
if key == "target" then
result[key] = vim.split(value, ",")
else
result[key] = value
end
end
end
end
return result
end
M.cmake_generate_complete = complete(generate_options)
M.cmake_build_complete = complete(build_options)
M.cmake_install_complete = complete(install_options)
return M
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