// Player data
let player = {
    points: 10,
    condensed: 0,
    gens: [0],
    egens: [0],
    cupgs: [0, 0, 0, 0],
    abs: [],
    unlocked: {
        condensed: false,
        autobuyer: false
    },
    abEnabled: true

}
let local = {
    tab: "main-tab",
    updates: [],
    dontSave: false,
}

// General event listeners
document.getElementById("main-tab-btn").addEventListener("click", () => {
    document.getElementById(local.tab).style = "display: none;"
    local.tab = "main-tab"
    document.getElementById("main-tab").style = "display: block;"
})
document.getElementById("condensed-btn").addEventListener("click", () => {
    document.getElementById(local.tab).style = "display: none;"
    local.tab = "condensed"
    document.getElementById("condensed").style = "display: block;"
})
document.getElementById("settings-btn").addEventListener("click", () => {
    document.getElementById(local.tab).style = "display: none;"
    local.tab = "settings"
    document.getElementById("settings").style = "display: block;"
})
document.getElementById("changelog-btn").addEventListener("click", () => {
    document.getElementById(local.tab).style = "display: none;"
    local.tab = "changelog"
    document.getElementById("changelog").style = "display: block;"
})

// Generator functions
function getPointsPerSecond(gen = -1) {
    if (gen > player.gens.length - 2) return 0
    return ((player.egens[gen+1] + player.gens[gen+1]) * (Math.sqrt(player.gens[gen+1] + 1)
        ** Math.cbrt((player.cupgs[5] || 0) + 1))) * (2 ** (player.cupgs[1] || 0))
        ** (gen == -1 ? 1.2 ** (player.cupgs[0] || 0) : 1)
}
function pushGenerator() {
    const index = player.gens.push(0) - 1
    player.egens.push(0)
    newGenerator(index)
}
function newGenerator(index) {
    const cost = document.createElement("span")
    cost.innerText = ((100 ** index * 10) * (1.5 ** player.gens[index])).toPrecision(3)
    const buyBtn = document.createElement("button")
    buyBtn.addEventListener("click", () => {
        if ((100 ** index * 10) * (1.5 ** player.gens[index]) !== Number.POSITIVE_INFINITY
           && player.points >= (100 ** index * 10) * (1.5 ** player.gens[index])) {
            player.points -= (100 ** index * 10) * (1.5 ** player.gens[index])
            player.gens[index] ++
            if (player.gens[index] == 10) { pushGenerator() }
        }
    })
    buyBtn.innerText = "Buy"
    const buyMaxBtn = document.createElement("button")
    buyMaxBtn.addEventListener("click", () => {
        while ((100 ** index * 10) * (1.5 ** player.gens[index]) !== Number.POSITIVE_INFINITY
              && player.points >= (100 ** index * 10) * (1.5 ** player.gens[index])   ) {
            player.points -= (100 ** index * 10) * (1.5 ** player.gens[index])
            player.gens[index] ++
            if (player.gens[index] == 10) { pushGenerator() }
        }
    })
    buyMaxBtn.innerText = "Buy Max"
    const extra = document.createElement("span")
    extra.innerText = 0
    extra.id = "gen-" + index + "-extra"
    const gens = document.createElement("span")
    gens.innerText = 0
    gens.id = "gen-" + index + "-gens"
    const gener = document.createElement("span")
    gener.innerText = getPointsPerSecond(index-1).toPrecision(3)
    gener.id = "gen-" + index + "-gener"

    const newRow = document.createElement("tr")
    newRow.append(
        (() => {
            const el = document.createElement("td")
            el.innerText = "Gen " + (index + 1)
            return el
        })(),
        (() => {
            const el = document.createElement("td")
            el.append(gens, " + ", extra)
            return el
        })(),
        (() => {
            const el = document.createElement("td")
            el.append(gener, "/s")
            return el
        })(),
        (() => {
            const el = document.createElement("td")
            cost.id = "gen-" + index + "-cost"
            el.append(cost, " points")
            return el
        })(),
        (() => {
            const el = document.createElement("td")
            el.append(buyBtn, " ", buyMaxBtn)
            return el
        })(),
    )
    if (index % 2 == 0) newRow.className = "alt"
    document.getElementById("gens").appendChild(newRow)

    local.updates.push(function() {
        extra.innerText = player.egens[index].toPrecision(3)
        gens.innerText = player.gens[index].toPrecision(3)
        gener.innerText = getPointsPerSecond(index-1).toPrecision(3)
        cost.innerText = ((100 ** index * 10) * (1.5 ** player.gens[index])).toPrecision(3)
    })
}

// Condensed functions
function condensedGain() {
    return Math.sqrt(Math.max(0, player.gens.length - 24)) ** Math.sqrt((player.cupgs[4] || 0) + 1)
}
document.getElementById("cond-btn").addEventListener("click", () => {
    if (condensedGain() == 0) return
    player.condensed += condensedGain()
    player.gens = [0]
    player.egens = [0]
    local.updates = []
    player.points = 10
})
document.getElementById("cupg-0").addEventListener("click", () => {
    if (player.condensed >= 1.3 ** (player.cupgs[0] || 0)) {
        player.condensed -= 1.3 ** (player.cupgs[0] || 0)
        player.cupgs[0] = (player.cupgs[0] || 0) + 1
    }
})
document.getElementById("cupg-1").addEventListener("click", () => {
    if (player.condensed >= 1.3 ** (player.cupgs[1] || 0)) {
        player.condensed -= 1.3 ** (player.cupgs[1] || 0)
        player.cupgs[1] = (player.cupgs[1] || 0) + 1
    }
})
document.getElementById("cupg-2").addEventListener("click", () => {
    if (player.condensed >= 3 * 1.6 ** (player.cupgs[2] || 0)) {
        player.condensed -= 3 * 1.6  ** (player.cupgs[2] || 0)
        player.cupgs[2] = (player.cupgs[2] || 0) + 1
        player.abs.push(0)
        player.unlocked.autobuyer = true
    }
})
document.getElementById("ab-en-btn").addEventListener("click", () => {
    if (player.unlocked.autobuyer) player.abEnabled = !player.abEnabled
})
document.getElementById("cupg-3").addEventListener("click", () => {
    if (player.condensed >= 8 * 2.2 ** (player.cupgs[3] || 0)) {
        player.condensed -= 8 * 2.2 ** (player.cupgs[3] || 0)
        player.cupgs[3] = (player.cupgs[3] || 0) + 1
    }
})
document.getElementById("cupg-4").addEventListener("click", () => {
    if (player.condensed >= 15 * 3 ** (player.cupgs[4] || 0)) {
        player.condensed -= 15 * 3 ** (player.cupgs[4] || 0)
        player.cupgs[4] = (player.cupgs[4] || 0) + 1
    }
})
document.getElementById("cupg-5").addEventListener("click", () => {
    if (player.condensed >= 22.5 * 4 ** (player.cupgs[5] || 0)) {
        player.condensed -= 22.5 * 4 ** (player.cupgs[5] || 0)
        player.cupgs[5] = (player.cupgs[5] || 0) + 1
    }
})

// Updates & game state
function saveGame() {
    localStorage.setItem("nif's-infinite-generators", btoa(JSON.stringify(player)))
    return btoa(JSON.stringify(player))
}
function loadGame(save = null) {
    localStorage.setItem("nif's-infinite-generators", save)
    local.dontSave = true
    location.reload()
}

document.getElementById("save-game").addEventListener("click", () => {
    document.getElementById("save").innerText = saveGame()
})
addEventListener("beforeunload", () => {
    if (!local.dontSave) { saveGame() }
})
document.getElementById("load-game").addEventListener("click", () => {
    loadGame(document.getElementById("save").innerText)
})
document.getElementById("wipe-game").addEventListener("click", () => {
    if (event.getModifierState("Shift") ||
        window.confirm("Are you sure you want to wipe your save file? This action is irreversible!")) {
        localStorage.setItem("nif's-infinite-generators", btoa("{}"))
        local.dontSave = true
        location.reload()
    }
})

if (localStorage.getItem("nif's-infinite-generators")) {
    let falsePlayer = JSON.parse(atob(localStorage.getItem("nif's-infinite-generators")))
    player = {...player, ...falsePlayer}
    if (falsePlayer.unlocked) player.unlocked = {...player.unlocked, ...falsePlayer.unlocked}
    if (falsePlayer.cupgs) player.cupgs = [...player.cupgs, ...falsePlayer.cupgs]
    for (const i in player.gens) newGenerator(Number(i))
}

function updateVars() {
    const dt = 0.05

    player.points += getPointsPerSecond() * dt
    for (let i = 0; i < player.gens.length - 1; i ++) {
        player.egens[i] += getPointsPerSecond(i) * dt
    }

    if (player.gens.length >= 25) player.unlocked.condensed = true

    if (player.abEnabled && player.unlocked.autobuyer) {
        for (let k in player.abs) {
            k = Number(k)
            player.abs[k] += dt * Math.sqrt((player.cupgs[3] || 0) + 1)
            let buys = Math.floor(player.abs / (2 * 3 ** k))
            player.abs[k] %= 2 * 3 ** k
            for (let w = 0; w < buys; w ++) {
                if (player.points >= (100 ** k * 10) * (1.5 ** player.gens[k])) {
                    player.points -= (100 ** k * 10) * (1.5 ** player.gens[k])
                    player.gens[k] ++
                    if (player.gens[k] == 10) { pushGenerator() }
                }
            }
        }
    }
}
function updateDisplay() {
    document.getElementById("pts").innerText = player.points.toPrecision(3)
    for (const i of local.updates) i();
    document.getElementById("cpts").innerText = player.condensed.toPrecision(3)
    document.getElementById("c-gain").innerText = condensedGain().toPrecision(3)
    if (player.unlocked.condensed) {
        document.getElementById("condensed-btn").style = "display: inline;"
        document.getElementById("condensed-points").style = "display: inline;"
    }
    if (player.unlocked.autobuyer) document.getElementById("ab-en-wrap").style = "display: inline;"
    document.getElementById("theme").setAttribute("href", "themes/" + document.getElementById("theme-sel").value + ".css")
    document.getElementById("ab-en").style = "color: var(--" + (player.abEnabled ? "good" : "bad") + ")"
    document.getElementById("ab-en").innerText = (player.abEnabled ? "Enabled" : "Disabled")

    document.getElementById("cupg-0-eff").innerText = (1.2 ** (player.cupgs[0] || 0)).toPrecision(3)
    document.getElementById("cupg-0-cost").innerText = (1.3 ** (player.cupgs[0] || 0)).toPrecision(3)
    document.getElementById("cupg-1-eff").innerText = (2 ** (player.cupgs[1] || 0)).toPrecision(3)
    document.getElementById("cupg-1-cost").innerText = (1.3 ** (player.cupgs[1] || 0)).toPrecision(3)
    document.getElementById("cupg-2-eff").innerText = (player.cupgs[2] || 0).toPrecision(3)
    document.getElementById("cupg-2-cost").innerText = (3 * 1.6 ** (player.cupgs[2] || 0)).toPrecision(3)
    document.getElementById("cupg-3-eff").innerText = (Math.sqrt((player.cupgs[3] || 0) + 1)).toPrecision(3)
    document.getElementById("cupg-3-cost").innerText = (8 * 2.2 ** (player.cupgs[3] || 0)).toPrecision(3)
    document.getElementById("cupg-4-eff").innerText = (Math.sqrt((player.cupgs[4] || 0) + 1)).toPrecision(3)
    document.getElementById("cupg-4-cost").innerText = (15 * 3 ** (player.cupgs[4] || 0)).toPrecision(3)
    document.getElementById("cupg-5-eff").innerText = (Math.cbrt((player.cupgs[5] || 0) + 1)).toPrecision(3)
    document.getElementById("cupg-5-cost").innerText = (22.5 * 4 ** (player.cupgs[5] || 0)).toPrecision(3)
}

setInterval(function() {
    updateVars()
    updateDisplay()
}, 50)
setInterval(save, 60000)