--[[
authors-block – affiliations block extension for quarto
Copyright (c) 2023 Lorenz A. Kapsner
Permission to use, copy, modify, and/or distribute this software for any purpose
with or without fee is hereby granted, provided that the above copyright notice
and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
THIS SOFTWARE.
]]

local List = require("pandoc.List")
local utils = require("pandoc.utils")
local stringify = utils.stringify
local from_scholarly = require("from_scholarly_metadata")
local resolve_institutes = from_scholarly.resolve_institutes

local M = {}

local function normalize_affiliations(affiliations)
  local affiliations_norm = List:new(affiliations or {}):map(function(affil, i)
    affil.index = pandoc.MetaString(tostring(i))
    affil.id = pandoc.MetaString(stringify(affil.id or affil.name))
    return affil
  end)
  return affiliations_norm
end
M.normalize_affiliations = normalize_affiliations

local function has_key(set, key)
  return set[key] ~= nil
end
M.has_key = has_key

local function normalize_authors(affiliations)
  return function(auth)
    auth.id = pandoc.MetaString(stringify(auth.name))
    auth.affiliations = resolve_institutes(auth.affiliations or {}, affiliations)
    return auth
  end
end
M.normalize_authors = normalize_authors

return M