Command to dictate in Neovim with hear

hear.lua

-- Command to dictate in Neovim with hear
-- Usage: :Hear
-- https://github.com/sveinbjornt/hear
vim.api.nvim_create_user_command("Hear", function()
  -- Save current buffer and cursor position
  local original_buf = vim.api.nvim_get_current_buf()
  local original_win = vim.api.nvim_get_current_win()
  local cursor_pos = vim.api.nvim_win_get_cursor(original_win)
  -- Create temporary buffer for terminal
  local buf = vim.api.nvim_create_buf(false, true)
  -- Calculate floating window dimensions (30% width, 20% height)
  local width = math.floor(vim.o.columns * 0.8)
  local height = math.floor(vim.o.lines * 0.2)
  local row = math.floor((vim.o.lines - height) / 2)
  local col = math.floor((vim.o.columns - width) / 2)
  -- Floating window configuration
  local opts = {
    relative = "editor",
    width = width,
    height = height,
    row = row,
    col = col,
    style = "minimal",
    border = "rounded",
    title = " Dictation (hear) ",
    title_pos = "center",
  }
  -- Open floating window
  local win = vim.api.nvim_open_win(buf, true, opts)
  -- Run hear in terminal buffer using vim.fn.jobstart
  vim.fn.jobstart("hear --locale=en-US -m -p -t 2", {
    term = true,
    on_exit = function()
      -- Get all content from terminal buffer
      local lines = vim.api.nvim_buf_get_lines(buf, 0, -1, false)
      -- Filter empty lines
      lines = vim.tbl_filter(function(line)
        return line ~= ""
      end, lines)
      -- Close floating window
      vim.api.nvim_win_close(win, true)
      -- Return to original window
      vim.api.nvim_set_current_win(original_win)
      vim.api.nvim_set_current_buf(original_buf)
      -- Insert dictated text at cursor position
      if lines then
        vim.api.nvim_win_set_cursor(original_win, cursor_pos)
        local row = cursor_pos[1]
        local col = cursor_pos[2]
        -- Insert text
        vim.api.nvim_buf_set_text(original_buf, row - 1, col, row - 1, col, lines)
      end
    end,
  })
  -- Enter terminal mode automatically
  vim.cmd("startinsert")
end, {})