@ishubhamx/panchangam-js/dist/kundli/index.js

Enhanced Indian Panchangam (Hindu Calendar) library with comprehensive Vedic features including Muhurta calculations, planetary positions, Rashi placements, and auspicious/inauspicious time calculations

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getKundli = getKundli;
const astronomy_engine_1 = require("astronomy-engine");
const ayanamsa_1 = require("../core/ayanamsa");
const calculations_1 = require("../core/calculations");
const constants_1 = require("../core/constants");
const houses_1 = require("./houses");
const vargas_1 = require("./vargas");
/**
 * Generates a Janam Kundli (Birth Chart) for a given date and location.
 *
 * @param date The Date object of birth (ensure timezone is handled correctly by caller or passed in UTC)
 * @param observer The Observer object (Location)
 * @param config Configuration options (optional)
 */
function getKundli(date, observer, config = {}) {
    const ayanamsa = (0, ayanamsa_1.getAyanamsa)(date);
    // 1. Calculate Ascendant (Lagna)
    const lagnaLon = (0, calculations_1.getUdayaLagna)(date, observer, ayanamsa);
    const lagnaRashiIndex = Math.floor(lagnaLon / 30);
    const lagnaNakshatraIndex = (0, calculations_1.getNakshatra)(lagnaLon);
    const lagnaPada = (0, calculations_1.getNakshatraPada)(lagnaLon);
    const ascendant = {
        rashi: lagnaRashiIndex,
        rashiName: constants_1.rashiNames[lagnaRashiIndex],
        longitude: lagnaLon,
        nakshatra: constants_1.nakshatraNames[lagnaNakshatraIndex],
        pada: lagnaPada
    };
    // 2. Calculate Planets (Sidereal)
    const planets = {};
    const bodies = [
        astronomy_engine_1.Body.Sun, astronomy_engine_1.Body.Moon, astronomy_engine_1.Body.Mercury, astronomy_engine_1.Body.Venus, astronomy_engine_1.Body.Mars, astronomy_engine_1.Body.Jupiter, astronomy_engine_1.Body.Saturn,
        astronomy_engine_1.Body.Uranus, astronomy_engine_1.Body.Neptune, astronomy_engine_1.Body.Pluto
    ];
    const bodyNames = [
        "Sun", "Moon", "Mercury", "Venus", "Mars", "Jupiter", "Saturn",
        "Uranus", "Neptune", "Pluto"
    ];
    bodies.forEach((body, idx) => {
        const name = bodyNames[idx];
        planets[name] = (0, calculations_1.getPlanetaryPosition)(body, date, ayanamsa);
    });
    // Nodes
    const rahuPos = (0, calculations_1.getRahuPosition)(date, ayanamsa);
    planets["Rahu"] = rahuPos;
    planets["Ketu"] = (0, calculations_1.getKetuPosition)(rahuPos);
    // 3. Calculate Houses
    // Default to 'whole_sign' if not specified
    // Explicitly cast or handle default for compiler safety
    const houseSystem = (config.houseSystem === 'equal_house') ? 'equal_house' : 'whole_sign';
    const houses = (0, houses_1.getHouses)(lagnaLon, houseSystem);
    // 4. Map Planets to Houses
    // Iterate through planets and find which house they fall into
    for (const [pName, pData] of Object.entries(planets)) {
        const pLon = pData.longitude;
        // Find the house where startLon <= pLon < endLon
        // Handle wrapping 360 case carefully
        const house = houses.find((h) => {
            // Normal case: Start < End (e.g., 30 to 60)
            if (h.startLongitude < h.endLongitude) {
                return pLon >= h.startLongitude && pLon < h.endLongitude;
            }
            // Wrap case: Start > End (e.g., 330 to 0/360 -> Pisces)
            else {
                return pLon >= h.startLongitude || pLon < h.endLongitude;
            }
        });
        if (house) {
            house.planets.push(pName);
        }
    }
    // 5. Calculate Dasha
    const moonLon = planets["Moon"].longitude;
    const dasha = (0, calculations_1.calculateVimshottariDasha)(moonLon, date);
    // 6. Calculate Vargas (D1-D12)
    const vargas = (0, vargas_1.getAllVargas)(lagnaLon, planets);
    return {
        birthDetails: {
            date,
            lat: observer.latitude,
            lon: observer.longitude,
            timezone: 0
        },
        ascendant,
        planets,
        houses,
        dasha,
        vargas
    };
}
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