local runcmd = require("runcmd")
local telescope = require("telescope")

-- general wrapper to put string to the cursor
function insert_at_cursor(lines)
  return vim.api.nvim_put(lines, "", false, true)
end

-- function to insert the current date to the cursor with the given format
function insert_date_str(format)
  return insert_at_cursor({vim.fn.strftime(format)})
end

-- insert uuid to the cursor position
function insert_uuid()
  return insert_at_cursor(vim.fn.systemlist("uuid | tr -d '\n'"))
end


vim.api.nvim_create_user_command("UUID", insert_uuid, {})

-- global commands
vim.g.runcmd_commands = {
    -- lua function command
    { name = "UUID", cmd = insert_uuid, description = "Insert UUID" },
    { name = "Date", cmd = function() insert_date_str("%Y-%m-%d") end, description = "Insert date" },
    { name = "Time", cmd = function() insert_date_str("%H-%M-%S") end, description = "Insert time" },
    { name = "Date Time", cmd = function() insert_date_str("%Y-%d-%m %H-%M-%S") end, description = "Insert date time" },
    -- predefined user command (vim-fugitive)
    { name = "Git", cmd = "Git", description = "Open Git" },
    -- subcommands
    {
        name = "Lsp ->",
        cmd = function()
            local picker = require('runcmd.picker')
            picker.open({
                results = require('runcmd.commands.lsp'),
            })
        end,
        description = "Language Server commands",
    },
}

-- commands for specific filetype
vim.api.nvim_create_autocmd({ "FileType" }, {
    pattern = {"ledger"},
    callback = function()
        vim.b.runcmd_commands = {
            {
                name = "Align Buffer",
                cmd = "LedgerAlignBuffer",
                description = "Aligns the commodity for each posting in the entire buffer",
            },
        }
    end
})
telescope.load_extension("runcmd")

-- map to hotkey key <leader>cmd
vim.keymap.set("n", "<leader>cmd", ":Telescope runcmd<cr>", {buffer = true})