Module:Event story chapter info

To generate {{Event story chapter info}}, invoke using the main function.

---

local getArgs      = require('Module:Arguments').getArgs
local StoryInfo    = require('Module:Story info')._main
local QueryBuilder = require('Module:QueryBuilder')
local utils        = require('Module:Utilities')

local p = {}

local numberToString = {
	['1'] = 'first',
	['2'] = 'second',
	['3'] = 'third',
	['4'] = 'fourth',
	['5'] = 'fifth',
	['6'] = 'sixth',
	['7'] = 'seventh',
	['8'] = 'eight',
	['9'] = 'ninth',
	['10'] = 'tenth',
	['11'] = 'eleventh',
	['12'] = 'twelfth',
}

function getEventName(eventId)
	local qb = QueryBuilder.new()
	qb
		:setTables('events')
		:setFields([[
			_pageName,
			event_name,
		]])
		:setGroupBy('_pageName')
        :setLimit(1)
		:addWhere('event_id', '=', eventId)
		
	local result = qb:query()[1]

	if result then
		return result.event_name
	end
	
	return nil
end

function makePossessive(noun)
	if noun then
		local lastChar = string.sub(noun, -1)
		
		if lastChar == 's' then
			return noun .. "'"
		else
			return noun .. "'s"
		end
	end
	
	return nil
end

function makeSeoDescription(english, japanese, chapter, event, characters)
	local description = nil
	
	if (english or japanese) and chapter and event then
		description = string.format(
			"\"%s\" is the %s chapter of %s story.",
			english or japanese,
			numberToString[chapter],
			makePossessive(event)
		)
		
		if characters then
			description = description .. 
				string.format(
					" It features %s.",
					mw.text.listToText(utils.splitWithDelim(';')(characters))
				)
		end
	end
	
	return description
end

function p.main(frame)
	local args = getArgs(frame)
	
	local chapter  = args['chapter']
	local english  = args['english']
	local japanese = args['japanese']
	local romaji   = args['romaji']
	
	local characters = args['characters']
	local eventId    = args['event id']
	
	local title = string.format(
			"Chapter %s: %s",
			utils.editIfNil(chapter),
			utils.editIfNil(english)
		)
		
	if japanese or romaji then
		title = title .. string.format(
			"<br>%s (%s)",
			utils.editIfNil(japanese),
			utils.editIfNil(romaji)
		)
	end
	
	args['title'] = title
	
	if mw.title.getCurrentTitle().namespace == 0 then
		-- local event = getEventName(eventId)
		-- mw.ext.seo.set{
		-- 	description = makeSeoDescription(english, japanese, chapter, event, characters),
		-- 	title = string.format(
		-- 		"%s Chapter %s: %s - %s",
		-- 		event,
		-- 		chapter,
		-- 		english or japanese,
		-- 		mw.site.siteName
		-- 	),
		-- 	title_mode = 'replace',
		-- }
	end
	
	return StoryInfo(args)
end

return p