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return {
"MunifTanjim/nui.nvim",
config = function()
local COMMANDS = {}
local CURRENT_COMMAND = nil
local data_path = vim.fn.stdpath("data")
local PERSONAL_COMMAND_JSON_PATH = data_path ..
"/personal_commands.json"
---@param command string|nil
---@return nil
local executeCommandInTerminal = function(command)
if (command ~= nil) then
vim.cmd.term()
vim.cmd.startinsert()
local channel = vim.bo.channel
-- 'clear' is used to hide the command
local exitMessage = "\nPress enter to exit..."
local commandString = command()
vim.api.nvim_chan_send(channel,
"clear && " .. commandString ..
"; echo '" .. exitMessage ..
"' && read -s && exit" .. "\n")
end
end
local readJsonFromFile = function(filePath)
local file, error = io.open(filePath, 'r')
if file ~= nil then
local content = file:read("*a")
local decoded_json = vim.json.decode(content)
return decoded_json
else
print("Error in readJsonFromFile: " .. error)
end
return nil
end
local addCommandToJsonFile = function(commandBlock, commandsFilePath,
directory)
local current_json = readJsonFromFile(commandsFilePath)
if current_json ~= nil then
if current_json[directory] == nil then
current_json[directory] = {}
end
-- FIXME: duplicates
table.insert(current_json[directory], {
command = tostring(commandBlock.command()),
description = tostring(commandBlock.description())
})
end
local file, error = io.open(commandsFilePath, 'w')
if file then
local indent =
vim.bo.expandtab and (' '):rep(vim.o.shiftwidth) or '\t'
file:write(vim.json.encode(current_json, {indent = indent}))
file:close()
else
print("Error in writeTableToJsonFile: " .. error)
end
end
local updateJsonFile = function(listOfCommands, commandsFilePath,
directory)
local current_json = readJsonFromFile(commandsFilePath)
current_json[directory] = {}
for _, value in pairs(listOfCommands) do
table.insert(current_json[directory], {
command = tostring(value.command()),
description = tostring(value.description())
})
end
local file, error = io.open(commandsFilePath, 'w')
if file then
local indent =
vim.bo.expandtab and (' '):rep(vim.o.shiftwidth) or '\t'
file:write(vim.json.encode(current_json, {indent = indent}))
file:close()
else
print("Error in updateJsonFile: " .. error)
end
end
local appendCommandsFromFile = function(commands, commandsFilePath,
directory)
local current_list_of_commands_json = readJsonFromFile(
commandsFilePath)
if current_list_of_commands_json ~= nil and
current_list_of_commands_json[directory] ~= nil then
for _, block in pairs(current_list_of_commands_json[directory]) do
local new_command_name = block["description"]
commands[new_command_name] = {
command = function()
return block["command"]
end,
description = function()
return new_command_name
end
}
end
end
end
local selectCommand = function(listOfCommands, callback)
local Menu = require("nui.menu")
local commandDescriptions = {}
for title, _ in pairs(listOfCommands) do
table.insert(commandDescriptions, Menu.item(title))
end
local menu = Menu({
position = "50%",
size = {width = "80%", height = "80%"},
border = {
style = "single",
text = {top = "[Choose a command]", top_align = "center"}
},
win_options = {
winhighlight = "Normal:Normal,FloatBorder:Normal"
}
}, {
lines = commandDescriptions,
max_width = 100,
keymap = {
focus_next = {"j", "<Down>", "<Tab>"},
focus_prev = {"k", "<Up>", "<S-Tab>"},
close = {"<Esc>", "<C-c>"},
submit = {"<CR>", "<Space>"}
},
on_submit = function(item)
CURRENT_COMMAND = listOfCommands[item.text].command
callback(item.text)
end
})
menu:mount()
end
local addCommand = function(current_command, commands,
personal_command_json_path)
local selectedCommand = nil
local Input = require("nui.input")
local inputDescription = Input({
position = "50%",
size = {width = 120},
border = {
style = "single",
text = {top = "[Enter description]", top_align = "center"}
},
win_options = {
winhighlight = "Normal:Normal,FloatBorder:Normal"
}
}, {
prompt = "> ",
default_value = "",
on_submit = function(value)
local selectedDescription = value
commands[selectedDescription] = {
command = function()
return selectedCommand
end,
description = function()
return selectedDescription
end
}
local created_command = commands[selectedDescription]
addCommandToJsonFile(created_command,
personal_command_json_path,
vim.fn.getcwd())
CURRENT_COMMAND = created_command.command
executeCommandInTerminal(CURRENT_COMMAND)
end
})
local input = Input({
position = "50%",
size = {width = 120},
border = {
style = "single",
text = {top = "[Add command]", top_align = "center"}
},
win_options = {
winhighlight = "Normal:Normal,FloatBorder:Normal"
}
}, {
prompt = "> ",
default_value = "",
on_submit = function(value)
selectedCommand = value
inputDescription:mount()
local insert = vim.api.nvim_replace_termcodes("i", true,
true, true)
vim.api.nvim_feedkeys(insert, "t", false)
inputDescription:map("n", "<Esc>", function()
inputDescription:unmount()
end, {noremap = true})
end
})
-- mount/open the component
input:mount()
input:map("n", "<Esc>", function() input:unmount() end,
{noremap = true})
end
local deleteCommand = function()
local previous_command = CURRENT_COMMAND
selectCommand(COMMANDS, function(choice)
local index = 0
for key, _ in pairs(COMMANDS) do
index = index + 1
if key == choice then
COMMANDS[key] = nil
updateJsonFile(COMMANDS, PERSONAL_COMMAND_JSON_PATH,
vim.fn.getcwd())
break
end
end
CURRENT_COMMAND = previous_command
end)
end
vim.api.nvim_create_user_command("AddCommand", function()
addCommand(CURRENT_COMMAND, COMMANDS, PERSONAL_COMMAND_JSON_PATH)
end, {})
vim.api.nvim_create_user_command("DeleteCommand", deleteCommand, {})
vim.api.nvim_create_autocmd({'BufEnter', 'BufWinEnter', 'DirChanged'}, {
callback = function()
COMMANDS = {}
local current_json =
readJsonFromFile(PERSONAL_COMMAND_JSON_PATH)
local current_path = vim.fn.getcwd()
if current_json ~= nil then
for existing_directory, _ in pairs(current_json) do
if (current_path == existing_directory or
string.find(current_path, existing_directory) == 1) then
appendCommandsFromFile(COMMANDS,
PERSONAL_COMMAND_JSON_PATH,
existing_directory)
end
end
end
end
})
vim.keymap.set("n", "mc", function()
if (CURRENT_COMMAND == nil) then
selectCommand(COMMANDS, function()
executeCommandInTerminal(CURRENT_COMMAND)
end)
else
executeCommandInTerminal(CURRENT_COMMAND)
end
end)
vim.keymap.set("n", "mC", function()
selectCommand(COMMANDS, function()
executeCommandInTerminal(CURRENT_COMMAND)
end)
end)
end
}
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