//@version=6
// Tradersland — Crypto Hack Map
// Marks the biggest exchange/protocol hacks and systemic events on any chart.
// Works on any symbol/timeframe. Red = hack, orange = systemic event.
// More at https://tradersland.xyz/hacks
indicator("Tradersland — Crypto Hack Map", shorttitle="TL Hack Map", overlay=true, max_labels_count=100, max_lines_count=100)

showHacks  = input.bool(true,  "Show hacks")
showEvents = input.bool(true,  "Show systemic events (COVID, Terra, FTX)")
showLines  = input.bool(true,  "Vertical lines")
minUsdM    = input.int(100, "Min hack size (USD millions)", minval=0)
labelPos   = input.string("Top", "Label position", options=["Top", "Bottom"])

type Ev
    int    t
    string name
    string size
    float  usdM
    bool   isHack
    string note

var ev = array.new<Ev>()
if barstate.isfirst
    array.push(ev, Ev.new(timestamp("UTC", 2014, 2, 24), "Mt. Gox",      "$460M",        460,   true,  "Bear. Bottom Jan 2015 (−11 mo)"))
    array.push(ev, Ev.new(timestamp("UTC", 2016, 8, 2),  "Bitfinex",     "$72M",         72,    true,  "Bull. −20%, recovered in ~1 mo"))
    array.push(ev, Ev.new(timestamp("UTC", 2018, 1, 26), "Coincheck",    "$530M",        530,   true,  "Early bear. Bottom Dec 2018"))
    array.push(ev, Ev.new(timestamp("UTC", 2019, 5, 7),  "Binance",      "$41M",         41,    true,  "Bull. −4%, recovered in 1 day"))
    array.push(ev, Ev.new(timestamp("UTC", 2020, 3, 12), "COVID crash",  "−50% in 2d",   0,     false, "Macro. Bottom same day, ATH 9 mo later"))
    array.push(ev, Ev.new(timestamp("UTC", 2020, 9, 26), "KuCoin",       "$280M",        280,   true,  "Bull. No impact"))
    array.push(ev, Ev.new(timestamp("UTC", 2021, 8, 10), "Poly Network", "$611M",        611,   true,  "Bull. No impact, funds returned"))
    array.push(ev, Ev.new(timestamp("UTC", 2022, 2, 2),  "Wormhole",     "$320M",        320,   true,  "Early bear"))
    array.push(ev, Ev.new(timestamp("UTC", 2022, 3, 23), "Ronin",        "$620M",        620,   true,  "Early bear"))
    array.push(ev, Ev.new(timestamp("UTC", 2022, 5, 9),  "Terra/LUNA",   "$40B gone",    0,     false, "Systemic. BTC −35% in a week"))
    array.push(ev, Ev.new(timestamp("UTC", 2022, 8, 1),  "Nomad",        "$190M",        190,   true,  "Bear"))
    array.push(ev, Ev.new(timestamp("UTC", 2022, 10, 6), "BNB Bridge",   "$570M",        570,   true,  "Bear"))
    array.push(ev, Ev.new(timestamp("UTC", 2022, 11, 8), "FTX",          "~$8B hole",    0,     false, "Late bear. Capitulation = bottom 2 wks later"))
    array.push(ev, Ev.new(timestamp("UTC", 2023, 3, 13), "Euler",        "$197M",        197,   true,  "Early bull. No impact"))
    array.push(ev, Ev.new(timestamp("UTC", 2023, 9, 23), "Mixin",        "$200M",        200,   true,  "Bull. No impact"))
    array.push(ev, Ev.new(timestamp("UTC", 2023, 11, 10),"Poloniex",     "$126M",        126,   true,  "Bull. No impact"))
    array.push(ev, Ev.new(timestamp("UTC", 2024, 5, 31), "DMM Bitcoin",  "$305M",        305,   true,  "Bull. No impact"))
    array.push(ev, Ev.new(timestamp("UTC", 2024, 7, 18), "WazirX",       "$235M",        235,   true,  "Bull. No impact"))
    array.push(ev, Ev.new(timestamp("UTC", 2025, 2, 21), "Bybit",        "$1.5B",        1500,  true,  "Bull. Bottom +7 wks, new ATH +3 mo"))
    array.push(ev, Ev.new(timestamp("UTC", 2025, 5, 22), "Cetus",        "$223M",        223,   true,  "Bull. No impact"))
    array.push(ev, Ev.new(timestamp("UTC", 2025, 11, 3), "Balancer",     "~$128M",       128,   true,  "Early bear"))
    array.push(ev, Ev.new(timestamp("UTC", 2026, 10, 29),"Binance",      "$2.8–6.3B",    2800,  true,  "Late bear. Largest hack ever"))

// skip events older than the chart's first bar
var int nextIdx = 0
if barstate.isfirst
    while nextIdx < array.size(ev) and array.get(ev, nextIdx).t < time
        nextIdx += 1

// draw once: on the bar whose interval [time, time_close) contains the event
if nextIdx < array.size(ev)
    e = array.get(ev, nextIdx)
    if time_close > e.t
        ok = e.isHack ? (showHacks and e.usdM >= minUsdM) : showEvents
        if ok
            col = e.isHack ? color.new(#ff4d4f, 0) : color.new(#f5a623, 0)
            if showLines
                line.new(bar_index, low, bar_index, high, extend=extend.both, color=color.new(col, 70), width=1)
            yl   = labelPos == "Top" ? high : low
            sty  = labelPos == "Top" ? label.style_label_down : label.style_label_up
            label.new(bar_index, yl, e.name + "\n" + e.size, style=sty, color=col, textcolor=color.white, size=size.small, tooltip=e.note)
        nextIdx += 1