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Fix propagation data type conversion from PostgreSQL database #107

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Merged
patrickrb merged 3 commits into from
Aug 9, 2025
Merged

Fix propagation data type conversion from PostgreSQL database #107

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c503557
Initial plan
Copilot Aug 8, 2025
bf7e33a
Fix propagation data type conversion from database
Copilot Aug 8, 2025
288d168
Merge branch 'main' into copilot/fix-91
patrickrb Aug 9, 2025
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12 changes: 9 additions & 3 deletions src/app/propagation/page.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -156,23 +156,29 @@ export default function PropagationPage() {
<div className="grid grid-cols-1 md:grid-cols-3 gap-4">
<div className="text-center">
<div className="text-2xl font-bold text-blue-600">
{data.solar_activity.solar_flux_index.toFixed(1)}
{(typeof data.solar_activity.solar_flux_index === 'number'
? data.solar_activity.solar_flux_index
: parseFloat(data.solar_activity.solar_flux_index)).toFixed(1)}
</div>
<div className="text-sm text-muted-foreground">
Solar Flux Index (SFI)
</div>
</div>
<div className="text-center">
<div className="text-2xl font-bold text-orange-600">
{data.solar_activity.a_index.toFixed(1)}
{(typeof data.solar_activity.a_index === 'number'
? data.solar_activity.a_index
: parseFloat(data.solar_activity.a_index)).toFixed(1)}
</div>
<div className="text-sm text-muted-foreground">
A-Index (Daily)
</div>
</div>
<div className="text-center">
<div className="text-2xl font-bold text-purple-600">
{data.solar_activity.k_index.toFixed(1)}
{(typeof data.solar_activity.k_index === 'number'
? data.solar_activity.k_index
: parseFloat(data.solar_activity.k_index)).toFixed(1)}
</div>
<div className="text-sm text-muted-foreground">
K-Index (3-hour)
Expand Down
46 changes: 43 additions & 3 deletions src/models/Propagation.ts
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Original file line number Diff line number Diff line change
@@ -1,6 +1,20 @@
import { query } from '@/lib/db';
import { SolarActivity, PropagationForecast, BandCondition, PropagationAlert } from '@/types/propagation';

// Database row types for DECIMAL fields that come back as strings
interface SolarActivityRow {
id?: number;
timestamp: Date;
solar_flux_index: string; // DECIMAL comes back as string
a_index: string; // DECIMAL comes back as string
k_index: string; // DECIMAL comes back as string
solar_wind_speed?: string | null; // DECIMAL comes back as string
solar_wind_density?: string | null; // DECIMAL comes back as string
xray_class?: string;
created_at?: Date;
updated_at?: Date;
}

export class Propagation {
/**
* Save solar activity data
Expand Down Expand Up @@ -33,7 +47,16 @@ export class Propagation {
data.xray_class || null
]);

return result.rows[0];
const row = result.rows[0] as SolarActivityRow;
// Convert DECIMAL fields from strings to numbers
return {
...row,
solar_flux_index: parseFloat(row.solar_flux_index),
a_index: parseFloat(row.a_index),
k_index: parseFloat(row.k_index),
solar_wind_speed: row.solar_wind_speed ? parseFloat(row.solar_wind_speed) : undefined,
solar_wind_density: row.solar_wind_density ? parseFloat(row.solar_wind_density) : undefined
};
}

/**
Expand All @@ -49,7 +72,16 @@ export class Propagation {

const result = await query(sql);
if (result.rows[0]) {
return result.rows[0];
const row = result.rows[0] as SolarActivityRow;
// Convert DECIMAL fields from strings to numbers
return {
...row,
solar_flux_index: parseFloat(row.solar_flux_index),
a_index: parseFloat(row.a_index),
k_index: parseFloat(row.k_index),
solar_wind_speed: row.solar_wind_speed ? parseFloat(row.solar_wind_speed) : undefined,
solar_wind_density: row.solar_wind_density ? parseFloat(row.solar_wind_density) : undefined
};
}
} catch (error) {
console.warn('Database unavailable for solar activity query, using fallback:', error);
Expand Down Expand Up @@ -109,7 +141,15 @@ export class Propagation {
`;

const result = await query(sql, [startDate, endDate]);
return result.rows;
// Convert DECIMAL fields from strings to numbers for all rows
return result.rows.map((row: SolarActivityRow): SolarActivity => ({
...row,
solar_flux_index: parseFloat(row.solar_flux_index),
a_index: parseFloat(row.a_index),
k_index: parseFloat(row.k_index),
solar_wind_speed: row.solar_wind_speed ? parseFloat(row.solar_wind_speed) : undefined,
solar_wind_density: row.solar_wind_density ? parseFloat(row.solar_wind_density) : undefined
}));
}

/**
Expand Down