local logger = require("dep.log")

local format = {}

--- format a boolean to a chunk with highlights
---@param b boolean
---@return chunk chunk
function format.bool(b)
  return { vim.inspect(b), b and "DiffAdd" or "DiffDelete" }
end

--- format a number to a chunk with highlights
---@param n number
---@return chunk chunk
function format.number(n)
  return { vim.inspect(n), "Number" }
end

--- format a log line with highlights
---@param log_line string log line
---@return chunk[] chunks
function format.log_line(log_line)
  local log_time = string.sub( log_line, string.find(log_line, "%[") + 1,
    string.find(log_line, "%]") - 1)
  local colon = string.find(log_line, ":", 11)
  local log_path = string.sub(log_line, string.find(log_line, "%]") + 2,
    colon - 1)
  local log_path_ln = string.sub(log_line, colon + 1,
    string.find(log_line, ":", colon + 1) - 1)
  local level = string.sub(log_line, string.find(log_line, "%(") + 1,
    string.find(log_line, "%)") - 1)
  local rest = string.sub(log_line, string.find(log_line, "%)") + 2)

  return {
    { "[", "" },
    { log_time, "Boolean" },
    { "] ", "" },
    { log_path, "String" },
    { ":", "" },
    { log_path_ln, "Number" },
    { ": ", "" },
    { rest, logger.stage_colors[level] or "" }
  }
end

return format