信号机器人：完整 JSON 指南

// This Pine Script™ code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © WunderTrading
//@version=6
strategy('Test Strategy', overlay = true, margin_long=0, margin_short=0)//, initial_capital = 10000,  default_qty_type = strategy.fixed) //, commission_type = strategy.commission.percent, commission_value = 0.075)

// ――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――}
// 🔵 STRATEGY LOGIC
// ――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――{

// Inputs
capital = input.int(title = 'Capital $', defval = 1000, step = 1, minval=1, maxval=1000000, group="Risk and Money Management")
risk_per_trade = input.float(title = 'Risk per trade', defval = 2.0, step = 0.1,group="Risk and Money Management")
riskReward = input.float(title = 'Risk:Reward', defval = 1.0, step = 0.1, group="Risk and Money Management")

// Backtest period
testStartYear = input(2025, "Backtest Start Year", group="Backtest Starting period")
testStartMonth = input(1, "Backtest Start Month",group="Backtest Starting period")
testStartDay = input(26, "Backtest Start Day",group="Backtest Starting period")

testPeriodStart = timestamp(testStartYear,testStartMonth,testStartDay,0,0)
testPeriod() =>
    time >= testPeriodStart

// Variables to store the value of the price when the condition will be met
var entry_price = 0.0
var stop = 0.0
var take1 = 0.0
var entry_amount = 0.0

longCondition = close > open[1]

// Logic of trade execution
if testPeriod()
    if longCondition and strategy.position_size == 0 or (strategy.position_size == 0)[1]
        entry_price := open
        
        long_stop_prc = (entry_price - low[1]) / entry_price
        long_stop_price = entry_price - (entry_price - low[1])

        long_tp1_prc = long_stop_prc * riskReward
        long_tp1_price = entry_price * (1 + (long_stop_prc * riskReward))
      
        stop  := long_stop_price
        take1 := long_tp1_price

        entry_amount := math.round(math.abs((capital * (risk_per_trade/100)) / long_stop_prc))
        
        if longCondition and strategy.position_size ==0
            strategy.entry('Long', strategy.long, qty = entry_amount )

    if strategy.position_size > 0
        strategy.exit(id = 'Long', from_entry = 'Long', limit = take1, stop=stop)



// Visual representation of your strategy 
plot(strategy.position_size > 0  ? stop : na, style = plot.style_linebr, color = color.red, title = 'SL Long')
plot(strategy.position_size > 0  ? take1 : na, style = plot.style_linebr, color = color.green, title = 'TP1 Long')


// ――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――}
// 🔵 WUNDERTRADING EXECUTION 
// ――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――――{

// Comment inputs
enter_Long_Comment  = input.string(defval = "CHANGE-THIS-ENTER-LONG-COMMENT", tooltip = "Your personal Enter signal from WunderTrading bot settings", group="Comment to WunderTrading Bot")
exit_Long_Comment   = input.string(defval = "CHANGE-THIS-EXIT-LONG-COMMENT", tooltip = "Your personal Enter signal from WunderTrading bot settings", group="Comment to WunderTrading Bot")

enter_Short_Comment = input.string(defval = "CHANGE-THIS-ENTER-SHORT-COMMENT", tooltip = "Your personal Enter signal from WunderTrading bot settings", group="Comment to WunderTrading Bot")
exit_Short_Comment  = input.string(defval = "CHANGE-THIS-EXIT-SHORT-COMMENT", tooltip = "Your personal Enter signal from WunderTrading bot settings", group="Comment to WunderTrading Bot")

exit_All_Comment  = input.string(defval = "CHANGE-THIS-EXIT-ALL-COMMENT", tooltip = "Your personal Enter signal from WunderTrading bot settings", group="Comment to WunderTrading Bot")

// json custom alerts signal bot ----------------------------------------------------------------------------------------

// str : str
styleToJson(name, value) =>
    '"' + str.tostring(name) + '"' + ': ' +  '"' + str.tostring(value) + '"'

// str : int
styleToJson_num(name, value) =>
    '"' + str.tostring(name) + '"' + ': ' + (na(value) ? '"NaN"' : str.tostring(value))

styleToJson_takeProfits(priceDeviation, portfolio) =>
    '{' + styleToJson_num("price", priceDeviation) + ',' + styleToJson_num("portfolio", portfolio) + '}'


conditions_for_signal(comment) =>
    alert_text = array.new_string()

    // SETTINGS PARAMS
// Entry cooment code     
    entry_comment = '"code": ' + '"' + str.tostring(comment) + '"'
    array.push(alert_text, entry_comment)
    
// Entry Parameters 
    order_type = styleToJson("orderType", "market")
    amount_per_trade_type = styleToJson("amountPerTradeType", "quote")
    amount_per_trade = styleToJson_num("amountPerTrade", entry_amount)
    leverage = styleToJson_num("leverage", 1)

    array.push(alert_text, order_type)    
    array.push(alert_text, amount_per_trade_type)
    array.push(alert_text, amount_per_trade)
    array.push(alert_text, leverage)

//    Parameters for Limit Orders Only 
    // time_in_force = styleToJson_num("timeInForce", 1)     

    // price_deviation = '"priceDeviation": {' + 
    //  styleToJson_num("deviation", 0.01) + ',' +  
    //  styleToJson("deviationType", "percents") + ',' +  
    //  styleToJson("priceType", "last") + '}'

    // array.push(alert_text, time_in_force)
    // array.push(alert_text, price_deviation)

// Take Profit
    take_profits = '"takeProfits": [' +
    //  styleToJson_takeProfits(take1, 0.5) + ',' +
     styleToJson_takeProfits(take1, 1) + ']'
    
    array.push(alert_text, take_profits)

// Stop Loss
    stop_loss = '"stopLoss": {' + styleToJson_num("price", stop) + '}'
    array.push(alert_text, stop_loss)

// Move Stop Loss to breakeven
    // move_to_breakeven = '"moveToBreakeven": {' + styleToJson_num("activationPriceDeviation", 0.05) + '}'
    // array.push(alert_text, move_to_breakeven)

// Trailing Stop 
    // trailing_stop = '"trailingStop": {' +
    //  styleToJson_num("activation", 0.05) + ',' + 
    //  styleToJson_num("execute", 0.005) + '}'
    // array.push(alert_text, trailing_stop)

// Additional Parameters
    // keep_position_open = styleToJson("keepPositionOpen", true)
    reduce_only = styleToJson("reduceOnly", true)
    place_conditional_orders = styleToJson("placeConditionalOrdersOnExchange", false)

    // array.push(alert_text, keep_position_open)
    array.push(alert_text, reduce_only)
    array.push(alert_text, place_conditional_orders)

// DCA Parameters
//     dca = '"dca": {' +
//      styleToJson_num("extraOrderCount", 10) + ',' +
//      styleToJson_num("extraOrderDeviation", 0.005) + ',' + 
//      styleToJson_num("extraOrderVolumeMultiplier", 1.1) + ',' + 
//      styleToJson_num("extraOrderDeviationMultiplier", 1.1) + ',' + 
//      styleToJson("takeProfitsBasedOn", "average_price") + ',' + 
//      styleToJson("stopLossBasedOn", "average_price") + '}'

//     array.push(alert_text, dca)

// Pass Parameters
    messageJson = "{" + array.join(alert_text, ', ') + "}"  
//

// ALERT SIGNALS 
signal_alert_long = conditions_for_signal(enter_Long_Comment)
signal_alert_short = conditions_for_signal(enter_Short_Comment)
signal_aler_exit_long = conditions_for_signal(exit_Long_Comment)
signal_aler_exit_short = conditions_for_signal(exit_Short_Comment)
signal_aler_exit_all = conditions_for_signal(exit_All_Comment)

if longCondition and strategy.position_size == 0 
    alert(signal_alert_long, alert.freq_once_per_bar_close)