Feat: Adds multi currency support (#88)
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hackerESQ
+142
-5
@@ -7,6 +7,7 @@ namespace App\Models;
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use App\Traits\HasCompositePrimaryKey;
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use Illuminate\Database\Eloquent\Factories\HasFactory;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Support\Facades\DB;
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class DailyChange extends Model
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{
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@@ -22,10 +23,6 @@ class DailyChange extends Model
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'portfolio_id',
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'date',
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'total_market_value',
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'total_cost_basis',
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'total_gain',
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'total_dividends_earned',
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'realized_gains',
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'notes',
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];
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@@ -33,11 +30,16 @@ class DailyChange extends Model
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protected $casts = [
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'date' => 'datetime',
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'total_market_value' => 'float',
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'total_cost_basis' => 'float',
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'total_gain' => 'float',
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'realized_gain_dollars' => 'float',
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'total_dividends_earned' => 'float',
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];
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public function scopePortfolio($query, $portfolio)
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{
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return $query->where('portfolio_id', $portfolio);
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return $query->where('daily_change.portfolio_id', $portfolio);
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}
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public function scopeMyDailyChanges()
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@@ -56,6 +58,141 @@ class DailyChange extends Model
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});
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}
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public function scopeWithDailyPerformance($query)
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{
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$currency = auth()->user()?->getCurrency() ?? config('investbrain.base_currency');
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$dividendSub = DB::table('holdings')
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->join('dividends', 'dividends.symbol', '=', 'holdings.symbol')
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->leftJoin('currency_rates as cr', function ($join) use ($currency) {
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$join->on('cr.date', '=', 'dividends.date')
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->where('cr.currency', '=', $currency);
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})
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->join('transactions as tx', function ($join) {
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$join->on('tx.symbol', '=', 'holdings.symbol')
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->on('tx.portfolio_id', '=', 'holdings.portfolio_id')
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->whereColumn('tx.date', '<=', 'dividends.date');
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})
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->select(['holdings.portfolio_id', 'dividends.date'])
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->selectRaw("
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((CASE WHEN tx.transaction_type = 'BUY'
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THEN tx.quantity ELSE 0 END)
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- (CASE WHEN tx.transaction_type = 'SELL'
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THEN tx.quantity ELSE 0 END))
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* SUM(
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dividends.dividend_amount_base
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* COALESCE(cr.rate, 1)
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)
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AS total_dividends_earned")
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->groupBy(['holdings.portfolio_id', 'dividends.date', 'tx.transaction_type', 'tx.quantity']);
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$totalCostBasisSub = DB::table('transactions as tx1')
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->leftJoin('currency_rates as cr', function ($join) use ($currency) {
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$join->on('cr.date', '=', 'tx1.date')
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->where('cr.currency', '=', $currency);
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})
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->select([
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'tx1.portfolio_id',
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'tx1.date',
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'tx1.symbol',
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'tx1.transaction_type',
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'tx1.quantity',
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])
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->selectRaw("(CASE
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WHEN tx1.transaction_type = 'BUY'
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THEN COALESCE(cr.rate, 1)
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ELSE (
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SELECT
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SUM(COALESCE(cr2.rate, 1) * buy.cost_basis_base)
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/ SUM(buy.cost_basis_base)
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FROM transactions as buy
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LEFT JOIN currency_rates as cr2
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ON cr2.date = buy.date
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AND cr2.currency = '{$currency}'
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WHERE buy.symbol = tx1.symbol
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AND buy.portfolio_id = tx1.portfolio_id
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AND buy.transaction_type = 'BUY'
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AND buy.date <= tx1.date
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) END)
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AS rate")
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->selectRaw(
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"(CASE
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WHEN tx1.transaction_type = 'BUY'
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THEN AVG(tx1.cost_basis_base)
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ELSE (
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SELECT
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AVG(-buy.cost_basis_base)
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FROM transactions as buy
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WHERE buy.symbol = tx1.symbol
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AND buy.portfolio_id = tx1.portfolio_id
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AND buy.transaction_type = 'BUY'
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AND buy.date <= tx1.date
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) END)
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AS cost_basis_base")
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->selectRaw(
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"(CASE
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WHEN tx1.transaction_type = 'SELL'
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THEN tx1.sale_price_base - tx1.cost_basis_base
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ELSE 0 END)
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* tx1.quantity
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* COALESCE(cr.rate, 1)
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AS realized_gain_dollars")
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->groupBy([
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'tx1.portfolio_id',
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'tx1.date',
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'tx1.symbol',
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'tx1.transaction_type',
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'tx1.cost_basis_base',
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'tx1.quantity',
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'cr.rate',
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'tx1.sale_price_base',
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]);
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return $query
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->select(['daily_change.portfolio_id', 'daily_change.date'])
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->leftJoinSub($totalCostBasisSub, 'cost_basis_display', function ($join) {
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$join->on('daily_change.date', '>=', 'cost_basis_display.date')
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->whereColumn('daily_change.portfolio_id', '=', 'cost_basis_display.portfolio_id');
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})
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->leftJoin('currency_rates as cr', function ($join) use ($currency) {
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$join->on('cr.date', '=', 'daily_change.date')
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->where('cr.currency', '=', $currency);
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})
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->selectRaw('
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SUM(
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cost_basis_display.cost_basis_base
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* cost_basis_display.quantity
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* cost_basis_display.rate
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) as total_cost_basis')
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->selectRaw('(
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daily_change.total_market_value * COALESCE(cr.rate, 1)
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) - SUM(
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cost_basis_display.cost_basis_base
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* cost_basis_display.quantity
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* cost_basis_display.rate
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) as total_gain')
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->selectRaw('(
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daily_change.total_market_value * COALESCE(cr.rate, 1)
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) as total_market_value')
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->selectRaw('
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SUM(
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cost_basis_display.realized_gain_dollars
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) as realized_gain_dollars')
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->selectSub(function ($query) use ($dividendSub) {
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$query->fromSub($dividendSub, 'd')
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->selectRaw('SUM(d.total_dividends_earned)')
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->whereColumn('d.date', '<=', 'daily_change.date')
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->whereColumn('d.portfolio_id', '=', 'daily_change.portfolio_id');
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}, 'total_dividends_earned')
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->groupBy([
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'daily_change.date',
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'cr.rate',
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'daily_change.total_market_value',
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'daily_change.portfolio_id',
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])
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->orderBy('daily_change.date');
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}
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public function portfolio()
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{
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return $this->belongsTo(Portfolio::class);
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