import { MissionTypeFinder } from "../../data/hems/MissionTypes.js";
import { GeoJsonLocation } from "./GeoJsonLocations.js";

export class AeroflyTocGenerator {
  locations: GeoJsonLocation[];

  constructor(locations: GeoJsonLocation[]) {
    this.locations = locations;
  }

  get objectList(): {
    xrefList: string[];
    lightList: string[];
  } {
    const lightList: string[] = [];
    const xrefList: string[] = [];

    this.locations.forEach((location) => {
      return MissionTypeFinder.get(location).objects.map((object, index) => {
        const coordinates = this.#getLonLat(location, index);
        xrefList.push(`\
            <[xref][element][0]
                <[vector3_float64][position][${coordinates.longitude} ${coordinates.latitude} 0]>
                <[float64][direction][${location.direction}]>
                <[string8u][name][${object.xref}]>
            >`);

        if (object.light) {
          lightList.push(`\
            <[light][element][0]
                <[vector3_float64][position][${coordinates.longitude} ${coordinates.latitude} ${object.light.height ?? 1}]>
                <[vector3_float32][color][${object.light.color.join(" ")}]>
                <[float32][intensity][${object.light.intensity ?? 100}]>
                <[vector4_float32][flashing][${object.light.flashing.join(" ")}]>
                <[uint32][group_index][1]>
            >`);
        }
      });
    });

    return {
      xrefList,
      lightList,
    };
  }

  #getLonLat(
    location: GeoJsonLocation,
    index: number,
  ): {
    longitude: number;
    latitude: number;
  } {
    return {
      longitude: location.coordinates.longitude + 0.00035 * index,
      latitude: location.coordinates.latitude + 0.000064 * index,
    };
  }

  toString() {
    const objectList = this.objectList;
    return `\
<[file][][]
    <[cultivation][][]
        <[string8][coordinate_system][lonlat]>
        <[list_light][light_list][]
${objectList.lightList.join("\n")}
        >
        <[list_xref][xref_list][]
${objectList.xrefList.join("\n")}
        >
    >
>`;
  }
}