Module:MapBranchingTable

Documentation for this module may be created at Module:MapBranchingTable/doc

local getArgs = require("Module:GetArgs")
local format = require("Module:StringInterpolation").format
local find = require("Module:Utils").find

local templates = {

    table_header = [[{| class="wikitable mw-collapsible mw-collapsed typography-xl-optout branching-table" style="width:100%;"
|-
!colspan="3"|<span style="float:left;padding-left:10px;">Branching Rules</span>
|-
!colspan="2"|Nodes||Rules
]],

    table_footer = "\n|}",

    table_row_start = [[|-
|rowspan="${rowspan}" style="text-align:center;vertical-align:middle;width:10%"|${from}]],

    table_row = [[${separator}|style="text-align:center;width:10%;"|${to}
|
${rules}]],

    battle_node_label = [[<div class="kcRoute" style="vertical-align:middle"><div class="kcRouteNode" style="background:${color};">${label}</div></div>]],

}

function formatNodeLabel(label, color)
    if label == "0" then
        return "'''Start'''"
    elseif label:match("%d") then
        return format{templates.battle_node_label, label = label, color = "grey"}
    else
        return format{templates.battle_node_label, label = label, color = color}
    end
end

function formatTable(args)
    local branching = { index = {}, }
    for route, rules in pairs(args) do
        local from, to = route:match("(%S+)%s*->%s*(%S+)")
        local from_color = from:match("%S+/(%S+)")
        local to_color = to:match("%S+/(%S+)")
        from = from_color and from:match("(%S+)/") or from
        to = to_color and to:match("(%S+)/") or to
        if not find(branching.index, from) then
            table.insert(branching.index, from)
        end
        if not branching[from] then
            branching[from] = { color = from_color, index = {} }
        end
        branching[from][to] = { color = to_color, rules = rules }
        if not find(branching[from].index, to) then
            table.insert(branching[from].index, to)
        end
    end
    table.sort(branching.index)
    for _, from in ipairs(branching.index) do
        table.sort(branching[from].index)
    end
    local rows = {}
    for _, from in ipairs(branching.index) do
        table.insert(rows, format{
            templates.table_row_start,
            rowspan = #branching[from].index,
            from = formatNodeLabel(from, branching[from].color or "red"),
        })
        local first = true
        for _, to in ipairs(branching[from].index) do
            table.insert(rows, format{
                templates.table_row,
                separator = first and "" or "|-\n",
                to = formatNodeLabel(to, branching[from][to].color or "red"),
                rules = branching[from][to].rules,
            })
            first = false
        end
    end
    return templates.table_header .. table.concat(rows, "\n") .. templates.table_footer
end

local MapBranchingTable = {}

function MapBranchingTable.format(frame, args_)
    local args = args_ or getArgs{frame = frame:getParent()}
    return formatTable(args)
end

-- MapBranchingTable.t = MapBranchingTable.format(nil, { ["0 -> 1"] = "Fixed route", ["1 -> B/green"] = "Random", ["1 -> C"] = "Random" })

return MapBranchingTable