RivenParser.js

// Use the collapse feature in your editor :)
const riven_tags = {
    "LotusArchgunRandomModRare": [
        {
            "tag": "WeaponArmorPiercingDamageMod",
            "value": 0.01,
            "prefix": "insi",
            "suffix": "cak"
        },
        {
            "tag": "WeaponCritChanceMod",
            "value": 0.0111,
            "prefix": "crita",
            "suffix": "cron"
        },
        {
            "tag": "WeaponCritDamageMod",
            "value": 0.0089,
            "prefix": "acri",
            "suffix": "tis"
        },
        {
            "tag": "WeaponElectricityDamageMod",
            "value": 0.0133,
            "prefix": "vexi",
            "suffix": "tio"
        },
        {
            "tag": "WeaponFireDamageMod",
            "value": 0.0133,
            "prefix": "igni",
            "suffix": "pha"
        },
        {
            "tag": "WeaponFireRateMod",
            "value": 0.00667,
            "prefix": "croni",
            "suffix": "dra"
        },
        {
            "tag": "WeaponFreezeDamageMod",
            "value": 0.0133,
            "prefix": "geli",
            "suffix": "do"
        },
        {
            "tag": "WeaponImpactDamageMod",
            "value": 0.01,
            "prefix": "magna",
            "suffix": "ton"
        },
        {
            "tag": "WeaponProcTimeMod",
            "value": 0.01111,
            "prefix": "deci",
            "suffix": "des"
        },
        {
            "tag": "WeaponSlashDamageMod",
            "value": 0.01,
            "prefix": "sci",
            "suffix": "sus"
        },
        {
            "tag": "WeaponStunChanceMod",
            "value": 0.0067,
            "prefix": "hexa",
            "suffix": "dex"
        },
        {
            "tag": "WeaponToxinDamageMod",
            "value": 0.0133,
            "prefix": "toxi",
            "suffix": "tox"
        },
        {
            "tag": "WeaponAmmoMaxMod",
            "value": 0.0111,
            "prefix": "ampi",
            "suffix": "bin"
        },
        {
            "tag": "WeaponClipMaxMod",
            "value": 0.0067,
            "prefix": "arma",
            "suffix": "tin"
        },
        {
            "tag": "WeaponDamageAmountMod",
            "value": 0.0111,
            "prefix": "visi",
            "suffix": "ata"
        },
        {
            "tag": "WeaponFireIterationsMod",
            "value": 0.0067,
            "prefix": "sati",
            "suffix": "can"
        },
        {
            "tag": "WeaponPunctureDepthMod",
            "value": 0.03,
            "prefix": "lexi",
            "suffix": "nok"
        },
        {
            "tag": "WeaponRecoilReductionMod",
            "value": -0.01,
            "prefix": "zeti",
            "suffix": "mag"
        },
        {
            "tag": "WeaponReloadSpeedMod",
            "value": 0.0111,
            "prefix": "feva",
            "suffix": "tak"
        },
        {
            "tag": "WeaponFactionDamageCorpus",
            "value": 0.005,
            "prefix": "manti",
            "suffix": "tron"
        },
        {
            "tag": "WeaponFactionDamageGrineer",
            "value": 0.005,
            "prefix": "argi",
            "suffix": "con"
        },
        {
            "tag": "WeaponZoomFovMod",
            "value": 0.006666,
            "prefix": "hera",
            "suffix": "lis"
        }
    ],
    "LotusModularMeleeRandomModRare": [
        {
            "tag": "WeaponMeleeDamageMod",
            "value": 0.0183,
            "prefix": "visi",
            "suffix": "ata"
        },
        {
            "tag": "WeaponArmorPiercingDamageMod",
            "value": 0.0133,
            "prefix": "insi",
            "suffix": "cak"
        },
        {
            "tag": "WeaponImpactDamageMod",
            "value": 0.0133,
            "prefix": "magna",
            "suffix": "ton"
        },
        {
            "tag": "WeaponSlashDamageMod",
            "value": 0.0133,
            "prefix": "sci",
            "suffix": "sus"
        },
        {
            "tag": "WeaponCritChanceMod",
            "value": 0.02,
            "prefix": "crita",
            "suffix": "cron"
        },
        {
            "tag": "WeaponCritDamageMod",
            "value": 0.01,
            "prefix": "acri",
            "suffix": "tis"
        },
        {
            "tag": "WeaponElectricityDamageMod",
            "value": 0.01,
            "prefix": "vexi",
            "suffix": "tio"
        },
        {
            "tag": "WeaponFireDamageMod",
            "value": 0.01,
            "prefix": "igni",
            "suffix": "pha"
        },
        {
            "tag": "WeaponFreezeDamageMod",
            "value": 0.01,
            "prefix": "geli",
            "suffix": "do"
        },
        {
            "tag": "WeaponToxinDamageMod",
            "value": 0.01,
            "prefix": "toxi",
            "suffix": "tox"
        },
        {
            "tag": "WeaponProcTimeMod",
            "value": 0.01111,
            "prefix": "deci",
            "suffix": "des"
        },
        {
            "tag": "WeaponMeleeFactionDamageCorpus",
            "value": 0.005,
            "prefix": "manti",
            "suffix": "tron"
        },
        {
            "tag": "WeaponMeleeFactionDamageGrineer",
            "value": 0.005,
            "prefix": "argi",
            "suffix": "con"
        },
        {
            "tag": "WeaponMeleeFactionDamageInfested",
            "value": 0.005,
            "prefix": "pura",
            "suffix": "ada"
        },
        {
            "tag": "WeaponFireRateMod",
            "value": 0.0061,
            "prefix": "croni",
            "suffix": "dra"
        },
        {
            "tag": "WeaponStunChanceMod",
            "value": 0.01,
            "prefix": "hexa",
            "suffix": "dex"
        },
        {
            "tag": "ComboDurationMod",
            "value": 0.09,
            "prefix": "tempi",
            "suffix": "nem"
        },
        {
            "tag": "SlideAttackCritChanceMod",
            "value": 0.013334,
            "prefix": "pleci",
            "suffix": "nent"
        },
        {
            "tag": "WeaponMeleeRangeIncMod",
            "value": 0.02158,
            "prefix": "locti",
            "suffix": "tor"
        },
        {
            "tag": "WeaponMeleeFinisherDamageMod",
            "value": 0.0133,
            "prefix": "exi",
            "suffix": "cta"
        },
        {
            "tag": "WeaponMeleeComboEfficiencyMod",
            "value": 0.00816,
            "prefix": "forti",
            "suffix": "us"
        },
        {
            "tag": "WeaponMeleeComboInitialBonusMod",
            "value": 0.27224,
            "prefix": "para",
            "suffix": "um"
        },
        {
            "tag": "WeaponMeleeComboPointsOnHitMod",
            "value": -0.01165
        },
        {
            "tag": "WeaponMeleeComboBonusOnHitMod",
            "value": 0.00653,
            "prefix": "laci",
            "suffix": "nus"
        }
    ],
    "LotusModularPistolRandomModRare": [
        {
            "tag": "WeaponArmorPiercingDamageMod",
            "value": 0.01333,
            "prefix": "insi",
            "suffix": "cak"
        },
        {
            "tag": "WeaponCritChanceMod",
            "value": 0.016666,
            "prefix": "crita",
            "suffix": "cron"
        },
        {
            "tag": "WeaponCritDamageMod",
            "value": 0.01,
            "prefix": "acri",
            "suffix": "tis"
        },
        {
            "tag": "WeaponElectricityDamageMod",
            "value": 0.01,
            "prefix": "vexi",
            "suffix": "tio"
        },
        {
            "tag": "WeaponFireDamageMod",
            "value": 0.01,
            "prefix": "igni",
            "suffix": "pha"
        },
        {
            "tag": "WeaponFireRateMod",
            "value": 0.0083,
            "prefix": "croni",
            "suffix": "dra"
        },
        {
            "tag": "WeaponFreezeDamageMod",
            "value": 0.01,
            "prefix": "geli",
            "suffix": "do"
        },
        {
            "tag": "WeaponImpactDamageMod",
            "value": 0.013333,
            "prefix": "magna",
            "suffix": "ton"
        },
        {
            "tag": "WeaponProcTimeMod",
            "value": 0.01111,
            "prefix": "deci",
            "suffix": "des"
        },
        {
            "tag": "WeaponSlashDamageMod",
            "value": 0.013333,
            "prefix": "sci",
            "suffix": "sus"
        },
        {
            "tag": "WeaponStunChanceMod",
            "value": 0.01,
            "prefix": "hexa",
            "suffix": "dex"
        },
        {
            "tag": "WeaponToxinDamageMod",
            "value": 0.01,
            "prefix": "toxi",
            "suffix": "tox"
        },
        {
            "tag": "WeaponAmmoMaxMod",
            "value": 0.01,
            "prefix": "ampi",
            "suffix": "bin"
        },
        {
            "tag": "WeaponClipMaxMod",
            "value": 0.005555,
            "prefix": "arma",
            "suffix": "tin"
        },
        {
            "tag": "WeaponDamageAmountMod",
            "value": 0.0244,
            "prefix": "visi",
            "suffix": "ata"
        },
        {
            "tag": "WeaponFireIterationsMod",
            "value": 0.0133,
            "prefix": "sati",
            "suffix": "can"
        },
        {
            "tag": "WeaponProjectileSpeedMod",
            "value": 0.01,
            "prefix": "conci",
            "suffix": "nak"
        },
        {
            "tag": "WeaponPunctureDepthMod",
            "value": 0.03,
            "prefix": "lexi",
            "suffix": "nok"
        },
        {
            "tag": "WeaponRecoilReductionMod",
            "value": -0.01,
            "prefix": "zeti",
            "suffix": "mag"
        },
        {
            "tag": "WeaponReloadSpeedMod",
            "value": 0.005555,
            "prefix": "feva",
            "suffix": "tak"
        },
        {
            "tag": "WeaponFactionDamageCorpus",
            "value": 0.005,
            "prefix": "manti",
            "suffix": "tron"
        },
        {
            "tag": "WeaponFactionDamageGrineer",
            "value": 0.005,
            "prefix": "argi",
            "suffix": "con"
        },
        {
            "tag": "WeaponFactionDamageInfested",
            "value": 0.005,
            "prefix": "pura",
            "suffix": "ada"
        },
        {
            "tag": "WeaponZoomFovMod",
            "value": 0.0089,
            "prefix": "hera",
            "suffix": "lis"
        }
    ],
    "LotusPistolRandomModRare": [
        {
            "tag": "WeaponArmorPiercingDamageMod",
            "value": 0.01333,
            "prefix": "insi",
            "suffix": "cak"
        },
        {
            "tag": "WeaponCritChanceMod",
            "value": 0.016666,
            "prefix": "crita",
            "suffix": "cron"
        },
        {
            "tag": "WeaponCritDamageMod",
            "value": 0.01,
            "prefix": "acri",
            "suffix": "tis"
        },
        {
            "tag": "WeaponElectricityDamageMod",
            "value": 0.01,
            "prefix": "vexi",
            "suffix": "tio"
        },
        {
            "tag": "WeaponFireDamageMod",
            "value": 0.01,
            "prefix": "igni",
            "suffix": "pha"
        },
        {
            "tag": "WeaponFireRateMod",
            "value": 0.0083,
            "prefix": "croni",
            "suffix": "dra"
        },
        {
            "tag": "WeaponFreezeDamageMod",
            "value": 0.01,
            "prefix": "geli",
            "suffix": "do"
        },
        {
            "tag": "WeaponImpactDamageMod",
            "value": 0.013333,
            "prefix": "magna",
            "suffix": "ton"
        },
        {
            "tag": "WeaponProcTimeMod",
            "value": 0.01111,
            "prefix": "deci",
            "suffix": "des"
        },
        {
            "tag": "WeaponSlashDamageMod",
            "value": 0.013333,
            "prefix": "sci",
            "suffix": "sus"
        },
        {
            "tag": "WeaponStunChanceMod",
            "value": 0.01,
            "prefix": "hexa",
            "suffix": "dex"
        },
        {
            "tag": "WeaponToxinDamageMod",
            "value": 0.01,
            "prefix": "toxi",
            "suffix": "tox"
        },
        {
            "tag": "WeaponAmmoMaxMod",
            "value": 0.01,
            "prefix": "ampi",
            "suffix": "bin"
        },
        {
            "tag": "WeaponClipMaxMod",
            "value": 0.005555,
            "prefix": "arma",
            "suffix": "tin"
        },
        {
            "tag": "WeaponDamageAmountMod",
            "value": 0.0244,
            "prefix": "visi",
            "suffix": "ata"
        },
        {
            "tag": "WeaponFireIterationsMod",
            "value": 0.0133,
            "prefix": "sati",
            "suffix": "can"
        },
        {
            "tag": "WeaponProjectileSpeedMod",
            "value": 0.01,
            "prefix": "conci",
            "suffix": "nak"
        },
        {
            "tag": "WeaponPunctureDepthMod",
            "value": 0.03,
            "prefix": "lexi",
            "suffix": "nok"
        },
        {
            "tag": "WeaponRecoilReductionMod",
            "value": -0.01,
            "prefix": "zeti",
            "suffix": "mag"
        },
        {
            "tag": "WeaponReloadSpeedMod",
            "value": 0.005555,
            "prefix": "feva",
            "suffix": "tak"
        },
        {
            "tag": "WeaponFactionDamageCorpus",
            "value": 0.005,
            "prefix": "manti",
            "suffix": "tron"
        },
        {
            "tag": "WeaponFactionDamageGrineer",
            "value": 0.005,
            "prefix": "argi",
            "suffix": "con"
        },
        {
            "tag": "WeaponFactionDamageInfested",
            "value": 0.005,
            "prefix": "pura",
            "suffix": "ada"
        },
        {
            "tag": "WeaponZoomFovMod",
            "value": 0.0089,
            "prefix": "hera",
            "suffix": "lis"
        }
    ],
    "LotusRifleRandomModRare": [
        {
            "tag": "WeaponArmorPiercingDamageMod",
            "value": 0.01333,
            "prefix": "insi",
            "suffix": "cak"
        },
        {
            "tag": "WeaponCritChanceMod",
            "value": 0.016666,
            "prefix": "crita",
            "suffix": "cron"
        },
        {
            "tag": "WeaponCritDamageMod",
            "value": 0.013333,
            "prefix": "acri",
            "suffix": "tis"
        },
        {
            "tag": "WeaponElectricityDamageMod",
            "value": 0.01,
            "prefix": "vexi",
            "suffix": "tio"
        },
        {
            "tag": "WeaponFireDamageMod",
            "value": 0.01,
            "prefix": "igni",
            "suffix": "pha"
        },
        {
            "tag": "WeaponFireRateMod",
            "value": 0.00667,
            "prefix": "croni",
            "suffix": "dra"
        },
        {
            "tag": "WeaponFreezeDamageMod",
            "value": 0.01,
            "prefix": "geli",
            "suffix": "do"
        },
        {
            "tag": "WeaponImpactDamageMod",
            "value": 0.013333,
            "prefix": "magna",
            "suffix": "ton"
        },
        {
            "tag": "WeaponProcTimeMod",
            "value": 0.01111,
            "prefix": "deci",
            "suffix": "des"
        },
        {
            "tag": "WeaponSlashDamageMod",
            "value": 0.013333,
            "prefix": "sci",
            "suffix": "sus"
        },
        {
            "tag": "WeaponStunChanceMod",
            "value": 0.01,
            "prefix": "hexa",
            "suffix": "dex"
        },
        {
            "tag": "WeaponToxinDamageMod",
            "value": 0.01,
            "prefix": "toxi",
            "suffix": "tox"
        },
        {
            "tag": "WeaponAmmoMaxMod",
            "value": 0.00555,
            "prefix": "ampi",
            "suffix": "bin"
        },
        {
            "tag": "WeaponClipMaxMod",
            "value": 0.005555,
            "prefix": "arma",
            "suffix": "tin"
        },
        {
            "tag": "WeaponDamageAmountMod",
            "value": 0.018333,
            "prefix": "visi",
            "suffix": "ata"
        },
        {
            "tag": "WeaponFireIterationsMod",
            "value": 0.01,
            "prefix": "sati",
            "suffix": "can"
        },
        {
            "tag": "WeaponProjectileSpeedMod",
            "value": 0.01,
            "prefix": "conci",
            "suffix": "nak"
        },
        {
            "tag": "WeaponPunctureDepthMod",
            "value": 0.03,
            "prefix": "lexi",
            "suffix": "nok"
        },
        {
            "tag": "WeaponRecoilReductionMod",
            "value": -0.01,
            "prefix": "zeti",
            "suffix": "mag"
        },
        {
            "tag": "WeaponReloadSpeedMod",
            "value": 0.005555,
            "prefix": "feva",
            "suffix": "tak"
        },
        {
            "tag": "WeaponFactionDamageCorpus",
            "value": 0.005,
            "prefix": "manti",
            "suffix": "tron"
        },
        {
            "tag": "WeaponFactionDamageGrineer",
            "value": 0.005,
            "prefix": "argi",
            "suffix": "con"
        },
        {
            "tag": "WeaponFactionDamageInfested",
            "value": 0.005,
            "prefix": "pura",
            "suffix": "ada"
        },
        {
            "tag": "WeaponZoomFovMod",
            "value": 0.006666,
            "prefix": "hera",
            "suffix": "lis"
        }
    ],
    "LotusShotgunRandomModRare": [
        {
            "tag": "WeaponArmorPiercingDamageMod",
            "value": 0.01333,
            "prefix": "insi",
            "suffix": "cak"
        },
        {
            "tag": "WeaponCritChanceMod",
            "value": 0.01,
            "prefix": "crita",
            "suffix": "cron"
        },
        {
            "tag": "WeaponCritDamageMod",
            "value": 0.01,
            "prefix": "acri",
            "suffix": "tis"
        },
        {
            "tag": "WeaponElectricityDamageMod",
            "value": 0.01,
            "prefix": "vexi",
            "suffix": "tio"
        },
        {
            "tag": "WeaponFireDamageMod",
            "value": 0.01,
            "prefix": "igni",
            "suffix": "pha"
        },
        {
            "tag": "WeaponFireRateMod",
            "value": 0.01,
            "prefix": "croni",
            "suffix": "dra"
        },
        {
            "tag": "WeaponFreezeDamageMod",
            "value": 0.01,
            "prefix": "geli",
            "suffix": "do"
        },
        {
            "tag": "WeaponImpactDamageMod",
            "value": 0.013333,
            "prefix": "magna",
            "suffix": "ton"
        },
        {
            "tag": "WeaponProcTimeMod",
            "value": 0.01111,
            "prefix": "deci",
            "suffix": "des"
        },
        {
            "tag": "WeaponSlashDamageMod",
            "value": 0.013333,
            "prefix": "sci",
            "suffix": "sus"
        },
        {
            "tag": "WeaponStunChanceMod",
            "value": 0.01,
            "prefix": "hexa",
            "suffix": "dex"
        },
        {
            "tag": "WeaponToxinDamageMod",
            "value": 0.01,
            "prefix": "toxi",
            "suffix": "tox"
        },
        {
            "tag": "WeaponAmmoMaxMod",
            "value": 0.01,
            "prefix": "ampi",
            "suffix": "bin"
        },
        {
            "tag": "WeaponClipMaxMod",
            "value": 0.005555,
            "prefix": "arma",
            "suffix": "tin"
        },
        {
            "tag": "WeaponDamageAmountMod",
            "value": 0.0183,
            "prefix": "visi",
            "suffix": "ata"
        },
        {
            "tag": "WeaponFireIterationsMod",
            "value": 0.0133,
            "prefix": "sati",
            "suffix": "can"
        },
        {
            "tag": "WeaponProjectileSpeedMod",
            "value": 0.01,
            "prefix": "conci",
            "suffix": "nak"
        },
        {
            "tag": "WeaponPunctureDepthMod",
            "value": 0.03,
            "prefix": "lexi",
            "suffix": "nok"
        },
        {
            "tag": "WeaponRecoilReductionMod",
            "value": -0.01,
            "prefix": "zeti",
            "suffix": "mag"
        },
        {
            "tag": "WeaponReloadSpeedMod",
            "value": 0.005555,
            "prefix": "feva",
            "suffix": "tak"
        },
        {
            "tag": "WeaponFactionDamageCorpus",
            "value": 0.005,
            "prefix": "manti",
            "suffix": "tron"
        },
        {
            "tag": "WeaponFactionDamageGrineer",
            "value": 0.005,
            "prefix": "argi",
            "suffix": "con"
        },
        {
            "tag": "WeaponFactionDamageInfested",
            "value": 0.005,
            "prefix": "pura",
            "suffix": "ada"
        }
    ],
    "PlayerMeleeWeaponRandomModRare": [
        {
            "tag": "WeaponMeleeDamageMod",
            "value": 0.0183,
            "prefix": "visi",
            "suffix": "ata"
        },
        {
            "tag": "WeaponArmorPiercingDamageMod",
            "value": 0.0133,
            "prefix": "insi",
            "suffix": "cak"
        },
        {
            "tag": "WeaponImpactDamageMod",
            "value": 0.0133,
            "prefix": "magna",
            "suffix": "ton"
        },
        {
            "tag": "WeaponSlashDamageMod",
            "value": 0.0133,
            "prefix": "sci",
            "suffix": "sus"
        },
        {
            "tag": "WeaponCritChanceMod",
            "value": 0.02,
            "prefix": "crita",
            "suffix": "cron"
        },
        {
            "tag": "WeaponCritDamageMod",
            "value": 0.01,
            "prefix": "acri",
            "suffix": "tis"
        },
        {
            "tag": "WeaponElectricityDamageMod",
            "value": 0.01,
            "prefix": "vexi",
            "suffix": "tio"
        },
        {
            "tag": "WeaponFireDamageMod",
            "value": 0.01,
            "prefix": "igni",
            "suffix": "pha"
        },
        {
            "tag": "WeaponFreezeDamageMod",
            "value": 0.01,
            "prefix": "geli",
            "suffix": "do"
        },
        {
            "tag": "WeaponToxinDamageMod",
            "value": 0.01,
            "prefix": "toxi",
            "suffix": "tox"
        },
        {
            "tag": "WeaponProcTimeMod",
            "value": 0.01111,
            "prefix": "deci",
            "suffix": "des"
        },
        {
            "tag": "WeaponMeleeFactionDamageCorpus",
            "value": 0.005,
            "prefix": "manti",
            "suffix": "tron"
        },
        {
            "tag": "WeaponMeleeFactionDamageGrineer",
            "value": 0.005,
            "prefix": "argi",
            "suffix": "con"
        },
        {
            "tag": "WeaponMeleeFactionDamageInfested",
            "value": 0.005,
            "prefix": "pura",
            "suffix": "ada"
        },
        {
            "tag": "WeaponFireRateMod",
            "value": 0.0061,
            "prefix": "croni",
            "suffix": "dra"
        },
        {
            "tag": "WeaponStunChanceMod",
            "value": 0.01,
            "prefix": "hexa",
            "suffix": "dex"
        },
        {
            "tag": "ComboDurationMod",
            "value": 0.09,
            "prefix": "tempi",
            "suffix": "nem"
        },
        {
            "tag": "SlideAttackCritChanceMod",
            "value": 0.013334,
            "prefix": "pleci",
            "suffix": "nent"
        },
        {
            "tag": "WeaponMeleeRangeIncMod",
            "value": 0.02158,
            "prefix": "locti",
            "suffix": "tor"
        },
        {
            "tag": "WeaponMeleeFinisherDamageMod",
            "value": 0.0133,
            "prefix": "exi",
            "suffix": "cta"
        },
        {
            "tag": "WeaponMeleeComboEfficiencyMod",
            "value": 0.00816,
            "prefix": "forti",
            "suffix": "us"
        },
        {
            "tag": "WeaponMeleeComboInitialBonusMod",
            "value": 0.27224,
            "prefix": "para",
            "suffix": "um"
        },
        {
            "tag": "WeaponMeleeComboPointsOnHitMod",
            "value": -0.01165
        },
        {
            "tag": "WeaponMeleeComboBonusOnHitMod",
            "value": 0.00653,
            "prefix": "laci",
            "suffix": "nus"
        }
    ]
};

function rivenIntToFloat(i) {
    const f = i / 0x3FFFFFFF; // 1073741823
    if (f >= 0.0 && f <= 1.0) {
        return f;
    }
    return 0.0;
}

function floatToRivenInt(f) {
    return Math.round(f * 0x3FFFFFFF);
}

function lerp(a, b, t) {
    return (a + (b - a) * t);
}

const numBuffsAtten = [0, 1, .66000003, .5, .40000001, .34999999];
const numBuffsCurseAtten = [0, 1, .33000001, .5, 1.25, 1.5];

function valueToDisplayValue(tag, value) {
    if (tag == "WeaponFactionDamageGrineer" || tag == "WeaponFactionDamageCorpus" || tag == "WeaponFactionDamageInfested" || tag == "WeaponMeleeFactionDamageGrineer" || tag == "WeaponMeleeFactionDamageCorpus" || tag == "WeaponMeleeFactionDamageInfested") {
        return Math.round(value * 100) / 100;
    }
    if (tag == "WeaponMeleeComboInitialBonusMod" || tag == "ComboDurationMod" || tag == "WeaponMeleeRangeIncMod") {
        return Math.round(value * 10) / 10;
    }
    return Math.round(value * 1000) / 10;
}

function displayValueToValue(tag, displayValue) {
    if (tag == "WeaponFactionDamageGrineer" || tag == "WeaponFactionDamageCorpus" || tag == "WeaponFactionDamageInfested" || tag == "WeaponMeleeFactionDamageGrineer" || tag == "WeaponMeleeFactionDamageCorpus" || tag == "WeaponMeleeFactionDamageInfested" ||
        tag == "WeaponMeleeComboInitialBonusMod" || tag == "ComboDurationMod" || tag == "WeaponMeleeRangeIncMod") {
        return displayValue;
    }
    return displayValue / 100;
}

function toTitleCase(word) {
    return word.charAt(0).toUpperCase() + word.substr(1);
}

function parseRiven(
    rivenType, // the part after /Lotus/Upgrades/Mods/Randomized/
    fingerprint,
    omegaAttenuation // the weapon's riven disposition
) {
    fingerprint.curses ??= []; // somewhat-gracefully deal with a malformed riven

    const stats = [];
    const buffTags = {};

    const curseAtten = Math.pow(1.25, fingerprint.curses.length);

    let attenuation = 1;
    attenuation *= 1.5; // SPECIFIC_FIT_ATTENUATION
    attenuation *= omegaAttenuation;
    attenuation *= 10; // getBaseDrain(RIVEN_BASE_DRAIN)

    for (const buff of fingerprint.buffs) {
        buffTags[buff.Tag] = Math.max(buffTags[buff.Tag] ?? 0, buff.Value);
        let upgradeValue = riven_tags[rivenType].find(x => x.tag == buff.Tag).value;
        upgradeValue *= attenuation;
        upgradeValue *= curseAtten;
        upgradeValue *= lerp(0.9, 1.1, rivenIntToFloat(buff.Value));
        upgradeValue *= numBuffsAtten[Math.min(fingerprint.buffs.length, numBuffsAtten.length - 1)];
        upgradeValue *= fingerprint.lvl + 1;
        stats.push({
            tag: buff.Tag,
            value: upgradeValue,
            displayValue: valueToDisplayValue(buff.Tag, upgradeValue)
        });
    }

    for (const curse of fingerprint.curses) {
        let upgradeValue = riven_tags[rivenType].find(x => x.tag == curse.Tag).value * -1.0;
        upgradeValue *= attenuation;
        upgradeValue *= lerp(0.9, 1.1, rivenIntToFloat(curse.Value));
        upgradeValue *= numBuffsCurseAtten[Math.min(fingerprint.buffs.length, numBuffsCurseAtten.length - 1)];
        upgradeValue *= numBuffsAtten[Math.min(fingerprint.curses.length, numBuffsAtten.length - 1)];
        upgradeValue *= fingerprint.lvl + 1;
        stats.push({
            tag: curse.Tag,
            value: upgradeValue,
            displayValue: valueToDisplayValue(curse.Tag, upgradeValue)
        });
    }

    let name = "";
    const sortedBuffs = structuredClone(fingerprint.buffs).sort((a, b) => {
        if (buffTags[a.Tag] == buffTags[b.Tag]) {
            const aTagValue = riven_tags[rivenType].find(x => x.tag == a.Tag).value;
            const bTagValue = riven_tags[rivenType].find(x => x.tag == b.Tag).value;
            return aTagValue - bTagValue;
        }
        return buffTags[b.Tag] - buffTags[a.Tag];
    });
    for (const buff of sortedBuffs) {
        if (buff.Tag == sortedBuffs[sortedBuffs.length - 1].Tag) {
            name += riven_tags[rivenType].find(x => x.tag == buff.Tag).suffix;
        }
        else if (buff.Tag == sortedBuffs[0].Tag) {
            name += toTitleCase(riven_tags[rivenType].find(x => x.tag == buff.Tag).prefix);
        }
        else {
            name += "-";
            name += riven_tags[rivenType].find(x => x.tag == buff.Tag).prefix;
        }
    }

    return { stats, name };
}

function unparseBuff(rivenType, omegaAttenuation, lvl, numBuffs, numCurses, tag, value) {
    const curseAtten = Math.pow(1.25, numCurses);

    let attenuation = 1;
    attenuation *= 1.5; // SPECIFIC_FIT_ATTENUATION
    attenuation *= omegaAttenuation;
    attenuation *= 10; // getBaseDrain(RIVEN_BASE_DRAIN)

    value /= lvl + 1;
    value /= numBuffsAtten[Math.min(numBuffs, numBuffsAtten.length - 1)];
    value /= curseAtten;
    value /= attenuation;
    value /= riven_tags[rivenType].find(x => x.tag == tag).value;

    value -= 0.9; // 0.9..1.1 -> 0.0..0.2
    value /= 0.2; // 0.0..0.2 -> 0.0..1.0

    return value;
}

function unparseCurse(rivenType, omegaAttenuation, lvl, numBuffs, numCurses, tag, value) {
    let attenuation = 1;
    attenuation *= 1.5; // SPECIFIC_FIT_ATTENUATION
    attenuation *= omegaAttenuation;
    attenuation *= 10; // getBaseDrain(RIVEN_BASE_DRAIN)

    value /= lvl + 1;
    value /= numBuffsAtten[Math.min(numCurses, numBuffsAtten.length - 1)];
    value /= numBuffsCurseAtten[Math.min(numBuffs, numBuffsCurseAtten.length - 1)];
    value /= attenuation;
    value /= riven_tags[rivenType].find(x => x.tag == tag).value;
    value /= -1.0;

    value -= 0.9; // 0.9..1.1 -> 0.0..0.2
    value /= 0.2; // 0.0..0.2 -> 0.0..1.0

    return value;
}

function floatToGrade(value) {
    value = lerp(-10, +10, value);
    if (value >= -11.5 && value <= +11.5) {
        if (value >= +9.5) return "S";
        if (value >= +7.5) return "A+";
        if (value >= +5.5) return "A";
        if (value >= +3.5) return "A-";
        if (value >= +1.5) return "B+";
        if (value >= -1.5) return "B";
        if (value >= -3.5) return "B-";
        if (value >= -5.5) return "C+";
        if (value >= -7.5) return "C";
        if (value >= -9.5) return "C-";
        return "F";
    }
    return "X";
}

const RivenParser = {
    riven_tags,
    rivenIntToFloat,
    floatToRivenInt,
    lerp,
    valueToDisplayValue,
    displayValueToValue,
    parseRiven,
    unparseBuff,
    unparseCurse,
    floatToGrade,
};
if (typeof module != "undefined") {
    module.exports = RivenParser;
}
if (typeof window != "undefined") {
    window.RivenParser = RivenParser;
}