local common  = fonts.goodies.load("common-math.lfg")
local presets = common.mathematics.tweaks.presets

return {
    name        = "Pennstander",
    version     = "0.1",
    comment     = "Goodies that complement Pennstander.",
 -- author      = "Julius Ross", -- replaced by more extensive variant by:
    author      = "Hans Hagen & Mikael Sundqvist",
    copyright   = "ConTeXt development team",
    mathematics = {
        parameters = {
            PrimeShiftUpCramped               = "SuperscriptShiftUp",
            -- RadicalKernBeforeExtensible    = 100,
            -- RadicalDisplayStyleVerticalGap = 0,
            RadicalDegreeBottomRaisePercent   = 60,
            RadicalKernAfterDegree            = -300,
        },
        tweaks = {
            aftercopying = {
                {
                    tweak = "accentdimensions",
                },
                {
                    tweak = "checkspacing",
                },
                {
                    tweak = "kernpairs",  -- can I put this instead in the font?
                    list = {
                        [0x002F] = { -- slash
                            [0x007C] = .2,
                        },
                    },
                },
                presets.fallbacks            { },
                presets.moveitalics          { correct = true },
                presets.moveitalics          { correct = true, letters = true },
                presets.moveintegrals        { },
                presets.wipeitalics          { },

{
    tweak = "fixvariants",
    list  = {
        -- we also need to set the unicodes
        [0x0028] = { template = 0x005B, index = 1 },
        [0x0029] = { template = 0x005D, index = 1 },
        [0x007C] = { template = 0x005B, index = 1 },
        [0x2016] = { template = 0x005B, index = 1 },
        [0x2980] = { template = 0x005B, index = 1 },
    }
},

                {
                    -- needed for stupid corner kerns
                    tweak = "simplifykerns",
                },
                {
                    tweak = "checkaccents",
                },
                {
                    tweak = "extendaccents",
                },
                {
                    tweak = "flattenaccents",
                },
                {
                    tweak = "fixaccents",
                },
                {
                    tweak = "copyaccents",
                },
                presets.addmathkerns { },
                {
                    tweak = "checkspacing",
                },
                {
                    tweak = "addscripts",
                },
                {
                    tweak = "accentdimensions",
                },
                -- Assume the font will be complete
                -- {
                --     tweak = "addrules",
                -- },
                -- Maybe not, since font is squarish
             -- {
             --     tweak    = "replacerules",
             --     fraction = { height = .254, yoffset = .746, leftoffset = .1, rightoffset = .1,  },
             --     radical  = { height = .17, leftoffset = .1, rightoffset = .1, yoffset = .485, yscale = .65  },
             --     stacker  = { height = .254, yoffset = .746 },
             -- },
                {
                    tweak = "wipecues",
                },
             -- {
             --     tweak   = "addbars",
             --     advance = 0.175,
             -- },
                {
                    tweak = "addactuarian",
                },
                {
                    tweak = "addequals",
                },
                {
                    tweak   = "addfourier",
                    variant = 1,
                },
                {
                    tweak = "addprimed",
                },
            },
        },
     -- scales = {
     --     feature            = "pennstanderscale",
     --     scriptweight       =  80,
     --     scriptscriptweight = 140,
     -- },
        alternates = {
        sstyrandom = { feature = "ssty", value = "selfrandom", comment = "Experiment" },
            random = { feature = "rand", value = "selfrandom", comment = "Experiment" },
        },
     },
}