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Module:Data/View: Difference between revisions - ΔV: Wiki

Module:Data/View: Difference between revisions

From ΔV: Wiki
(Produce sort values correctly)
(Support an optional table caption)
Line 104: Line 104:
end
end


p.displayTable = function(data, view, columns)
p.displayTable = function(data, view, columns, ...)
     local views = {}
     local views = {}
     for i,col in ipairs(columns) do
     for i,col in ipairs(columns) do
Line 111: Line 111:
     end
     end


     local result = {'{| class="wikitable sortable"', '|-'}
    local options = select(1, ...) or {}
 
     local result = {'{| class="wikitable sortable"'}
    if options.caption then
        table.insert(result, '|+')
        table.insert(result, options.caption)
    end
    table.insert(result, '|-')
 
     for j,v in ipairs(views) do
     for j,v in ipairs(views) do
         local cell = {'!'}
         local cell = {'!'}

Revision as of 01:22, 14 March 2023

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

local p = {}
local d = require('Module:Data')


local makeGetter = function(path)
    if type(path) == 'function' then
        return path
    elseif type(path) == 'string' then
        return d.path{path}
    elseif type(path) == 'table' then
        return d.path(path)
    end
end


p.makeView = function(args)
    local path = table.remove(args, 1)
    local getter = makeGetter(path)
    local view = {}
    for k,v in pairs(args) do
        view[k] = v
    end
    return getter, view
end

p.viewNotFound = function(name)
    return {
        heading = string.format("View %s is not defined", name),
        format = function(data) return nil end
    }
end

p.displayTitle = function(title, text)
    if title and text then
        return string.format('[[%s|%s]]', title, p.displayValue(text))
    elseif title then
        return string.format('[[%s]]', title)
    end
    return text
end

p.title = function(args)
    local getter, view = p.makeView(args)
    local textGetter = nil
    if args.text then
        textGetter = makeGetter(args.text)
    end
    view.format = function(data)
        local title = getter(data)
        local text = nil        
        if textGetter then
            text = textGetter(data)
        end
        return p.displayTitle(title, text)
    end
    return view
end

p.text = function(args)
    local getter, view = p.makeView(args)
    view.format = getter
    return view
end


p.formatNum = function(n, ...) 
    local unit = select(1, ...)
    if unit then
        return string.format('%s %s', mw.getContentLanguage():formatNum(n), unit)
    else
        return mw.getContentLanguage():formatNum(n)
    end
end

p.number = function(args)
    local getter,view = p.makeView(args)

    view.format = function(data)
         local value = getter(data)
         if args.omitZero and value == 0 then
             return ''
         end
         if type(value) == 'number' then
              return p.formatNum(value, args.unit)
         end
         return value
    end
    view.sortType = 'number'
    view.sortValue = function(data)
         local value = getter(data)
         if type(value) == 'number' then
             return value
         end
    end
    return view
end


p.displayValue = function(value)
    if value == nil then
        return ''
    end
    return tostring(value)
end

p.displayTable = function(data, view, columns, ...)
    local views = {}
    for i,col in ipairs(columns) do
        v = view[col] or p.viewNotFound(col)
        table.insert(views, v)
    end

    local options = select(1, ...) or {}

    local result = {'{| class="wikitable sortable"'}
    if options.caption then
        table.insert(result, '|+')
        table.insert(result, options.caption)
    end
    table.insert(result, '|-')

    for j,v in ipairs(views) do
         local cell = {'!'}
         if v.sortType then
             table.insert(cell, string.format('data-sort-type="%s"|', tostring(v.sortType)))
         end
         table.insert(cell, p.displayValue(v.heading))
         table.insert(result, table.concat(cell))
    end
    for i,row in ipairs(data) do
         table.insert(result ,'|-')
         for j,v in ipairs(views) do
             local cell = {'|'}
             if v.sortValue then
                 local sortValue = v.sortValue(row)
                 if sortValue ~= nil then
                     table.insert(cell, string.format('data-sort-value="%s"|', p.displayValue(sortValue)))
                 end
             end
             table.insert(cell, p.displayValue(v.format(row)))
             table.insert(result, table.concat(cell))
         end
    end
    table.insert(result,'|}')
    return table.concat(result, '\n')
end

return p