View source for Module:GameData

local p = {}

-- In-memory cache so we only parse each JSON page once
local cache = {}

local function decodeJsonPage(titleText)
    if cache[titleText] then
        return cache[titleText]
    end

    local title = mw.title.new(titleText)
    if not title then
        cache[titleText] = { meta = {}, records = {}, byId = {} }
        return cache[titleText]
    end

    local content = title:getContent()
    if not content or content == '' then
        cache[titleText] = { meta = {}, records = {}, byId = {} }
        return cache[titleText]
    end

    local ok, data = pcall(mw.text.jsonDecode, content)
    if not ok or type(data) ~= 'table' then
        cache[titleText] = { meta = {}, records = {}, byId = {} }
        return cache[titleText]
    end

    -- Your files use: version, schema_version, generated_at, records
    local records = data.records
    if type(records) ~= 'table' then
        records = {}
    end

    local byId = {}
    for _, rec in ipairs(records) do
        if type(rec) == 'table' then
            local internal =
                rec["Internal Name"] or
                rec["InternalName"] or
                rec["InternalID"] or
                rec["Name"]

            if internal and internal ~= '' then
                byId[internal] = rec
            end
        end
    end

    local meta = {
        version        = data.version,
        schema_version = data.schema_version,
        generated_at   = data.generated_at,
    }

    local result = {
        meta    = meta,
        records = records,
        byId    = byId,
    }

    cache[titleText] = result
    return result
end

-- Public helpers for each data file ------------------------------

function p.loadSkills()
    return decodeJsonPage('Data:skills.json')
end

function p.loadPassives()
    return decodeJsonPage('Data:passives.json')
end

function p.loadSummons()
    return decodeJsonPage('Data:summons.json')
end

function p.loadEffects()
    return decodeJsonPage('Data:effects.json')
end

return p