import React, { useState } from "react";
import { Menu } from "./components/menu";
import { Unit } from "../../unit/unit";
import { OlLabelToggle } from "../components/ollabeltoggle";
import { OlRangeSlider } from "../components/olrangeslider";
import { getApp } from "../../olympusapp";
import { OlButtonGroup, OlButtonGroupItem } from "../components/olbuttongroup";
import {
  ROEs,
  emissionsCountermeasures,
  reactionsToThreat,
} from "../../constants/constants";
import { OlToggle } from "../components/oltoggle";
import { OlCoalitionToggle } from "../components/olcoalitiontoggle";
import {
  olButtonsEmissionsAttack,
  olButtonsEmissionsDefend,
  olButtonsEmissionsFree,
  olButtonsEmissionsSilent,
  olButtonsIntensity1,
  olButtonsIntensity2,
  olButtonsIntensity3,
  olButtonsRoeDesignated,
  olButtonsRoeFree,
  olButtonsRoeHold,
  olButtonsRoeReturn,
  olButtonsScatter1,
  olButtonsScatter2,
  olButtonsScatter3,
  olButtonsThreatEvade,
  olButtonsThreatManoeuvre,
  olButtonsThreatNone,
  olButtonsThreatPassive,
} from "../components/olicons";
import { Coalition } from "../../types/types";
import { ftToM, knotsToMs, mToFt, msToKnots } from "../../other/utils";

export function UnitControlMenu(props: { open: boolean; onClose: () => void }) {
  var [selectedUnits, setSelectedUnits] = useState([] as Unit[]);

  var [selectedUnitsData, setSelectedUnitsData] = useState({
    desiredAltitude: undefined as undefined | number,
    desiredAltitudeType: undefined as undefined | string,
    desiredSpeed: undefined as undefined | number,
    desiredSpeedType: undefined as undefined | string,
    ROE: undefined as undefined | string,
    reactionToThreat: undefined as undefined | string,
    emissionsCountermeasures: undefined as undefined | string,
    shotsScatter: undefined as undefined | number,
    shotsIntensity: undefined as undefined | number,
    operateAs: undefined as undefined | string,
    followRoads: undefined as undefined | boolean,
    isActiveAWACS: undefined as undefined | boolean,
    isActiveTanker: undefined as undefined | boolean,
    onOff: undefined as undefined | boolean,
  });

  /* */
  const minAltitude = 0;
  const maxAltitude = getApp()
    ?.getUnitsManager()
    ?.getSelectedUnitsCategories()
    .every((category) => {
      return category === "Helicopter";
    })
    ? 20000
    : 60000;
  const altitudeStep = getApp()
    ?.getUnitsManager()
    ?.getSelectedUnitsCategories()
    .every((category) => {
      return category === "Helicopter";
    })
    ? 100
    : 500;
  const minSpeed = 0;
  const maxSpeed = getApp()
    ?.getUnitsManager()
    ?.getSelectedUnitsCategories()
    .every((category) => {
      return category === "Helicopter";
    })
    ? 200
    : 800;
  const speedStep = getApp()
    ?.getUnitsManager()
    ?.getSelectedUnitsCategories()
    .every((category) => {
      return category === "Helicopter";
    })
    ? 5
    : 10;

  /* When a unit is selected, open the menu */
  document.addEventListener("unitsSelection", (ev: CustomEventInit) => {
    setSelectedUnits(ev.detail as Unit[]);

    updateData();
  });

  /* When a unit is deselected, refresh the view */
  document.addEventListener("unitDeselection", (ev: CustomEventInit) => {
    /* TODO add delay to avoid doing it too many times */
    updateData();
  });

  /* When all units are deselected clean the view */
  document.addEventListener("clearSelection", () => {
    setSelectedUnits([]);
  });

  /* Update the current values of the shown data */
  function updateData() {
    const getters = {
      desiredAltitude: (unit: Unit) => {
        return Math.round(mToFt(unit.getDesiredAltitude()));
      },
      desiredAltitudeType: (unit: Unit) => {
        return unit.getDesiredAltitudeType();
      },
      desiredSpeed: (unit: Unit) => {
        return Math.round(msToKnots(unit.getDesiredSpeed()));
      },
      desiredSpeedType: (unit: Unit) => {
        return unit.getDesiredSpeedType();
      },
      ROE: (unit: Unit) => {
        return unit.getROE();
      },
      reactionToThreat: (unit: Unit) => {
        return unit.getReactionToThreat();
      },
      emissionsCountermeasures: (unit: Unit) => {
        return unit.getEmissionsCountermeasures();
      },
      shotsScatter: (unit: Unit) => {
        return unit.getShotsScatter();
      },
      shotsIntensity: (unit: Unit) => {
        return unit.getShotsIntensity();
      },
      operateAs: (unit: Unit) => {
        return unit.getOperateAs();
      },
      followRoads: (unit: Unit) => {
        return unit.getFollowRoads();
      },
      isActiveAWACS: (unit: Unit) => {
        return unit.getIsActiveAWACS();
      },
      isActiveTanker: (unit: Unit) => {
        return unit.getIsActiveTanker();
      },
      onOff: (unit: Unit) => {
        return unit.getOnOff();
      },
    } as { [key in keyof typeof selectedUnitsData]: (unit: Unit) => void };

    var updatedData = selectedUnitsData;
    Object.entries(getters).forEach(([key, getter]) => {
      updatedData[key] = getApp()
        ?.getUnitsManager()
        ?.getSelectedUnitsVariable(getter);
    });
    setSelectedUnitsData(updatedData);
  }

  /* Count how many units are selected of each type, divided by coalition */
  var unitOccurences = {
    blue: {},
    red: {},
    neutral: {},
  };

  selectedUnits.forEach((unit) => {
    if (!(unit.getName() in unitOccurences[unit.getCoalition()]))
      unitOccurences[unit.getCoalition()][unit.getName()] = 1;
    else unitOccurences[unit.getCoalition()][unit.getName()]++;
  });

  const selectedCategories =
    getApp()?.getUnitsManager()?.getSelectedUnitsCategories() ?? [];

  return (
    <Menu
      open={props.open}
      title="Units selected (x)"
      onClose={props.onClose}
      canBeHidden={true}
    >
      {/* Units list */}
      <div
        className={`
          flex h-fit flex-col gap-0 p-0
          dark:bg-olympus-200/30
        `}
      >
        <div>
          {
            <>
              {["blue", "red", "neutral"].map((coalition) => {
                return Object.keys(unitOccurences[coalition]).map((name) => {
                  return (
                    <div
                      data-coalition={coalition}
                      className={`
                        flex content-center justify-between border-l-4 py-3 pl-4
                        pr-5
                        data-[coalition='blue']:border-blue-500
                        data-[coalition='neutral']:border-gray-500
                        data-[coalition='red']:border-red-500
                      `}
                    >
                      <span
                        className={`
                          my-auto font-normal
                          dark:text-white
                        `}
                      >
                        {name}
                      </span>
                      <span
                        className={`
                          my-auto font-bold
                          dark:text-gray-500
                        `}
                      >
                        x{unitOccurences[coalition][name]}
                      </span>
                    </div>
                  );
                });
              })}
            </>
          }
        </div>
      </div>
      <div className="flex flex-col gap-5 p-5">
        {
          /* Altitude selector */
          selectedCategories.every((category) => {
            return ["Aircraft", "Helicopter"].includes(category);
          }) && (
            <div>
              <div
                className={`
                  flex flex-row content-center items-center justify-between
                `}
              >
                <div className="flex flex-col">
                  <span
                    className={`
                      font-normal
                      dark:text-white
                    `}
                  >
                    Altitude
                  </span>
                  <span
                    data-flash={selectedUnitsData.desiredAltitude === undefined}
                    className={`
                      font-bold
                      dark:text-blue-500
                      data-[flash='true']:animate-pulse
                    `}
                  >
                    {selectedUnitsData.desiredAltitude !== undefined
                      ? Intl.NumberFormat("en-US").format(
                          selectedUnitsData.desiredAltitude
                        ) + " FT"
                      : "Different values"}
                  </span>
                </div>
                <OlLabelToggle
                  toggled={
                    selectedUnitsData.desiredAltitudeType === undefined
                      ? undefined
                      : selectedUnitsData.desiredAltitudeType === "AGL"
                  }
                  leftLabel={"AGL"}
                  rightLabel={"ASL"}
                  onClick={() => {
                    selectedUnits.forEach((unit) => {
                      unit.setAltitudeType(
                        selectedUnitsData.desiredAltitudeType === "ASL"
                          ? "AGL"
                          : "ASL"
                      );
                      setSelectedUnitsData({
                        ...selectedUnitsData,
                        desiredAltitudeType:
                          selectedUnitsData.desiredAltitudeType === "ASL"
                            ? "AGL"
                            : "ASL",
                      });
                    });
                  }}
                />
              </div>
              <OlRangeSlider
                onChange={(ev) => {
                  selectedUnits.forEach((unit) => {
                    unit.setAltitude(ftToM(Number(ev.target.value)));
                    setSelectedUnitsData({
                      ...selectedUnitsData,
                      desiredAltitude: Number(ev.target.value),
                    });
                  });
                }}
                value={selectedUnitsData.desiredAltitude}
                min={minAltitude}
                max={maxAltitude}
                step={altitudeStep}
              />
            </div>
          )
        }
        {/* Airspeed selector */}
        <div>
          <div
            className={`
              flex flex-row content-center items-center justify-between
            `}
          >
            <div className="flex flex-col">
              <span
                className={`
                  font-normal
                  dark:text-white
                `}
              >
                Speed
              </span>
              <span
                data-flash={selectedUnitsData.desiredSpeed === undefined}
                className={`
                  font-bold
                  dark:text-blue-500
                  data-[flash='true']:animate-pulse
                `}
              >
                {selectedUnitsData.desiredSpeed !== undefined
                  ? selectedUnitsData.desiredSpeed + " KTS"
                  : "Different values"}
              </span>
            </div>
            <OlLabelToggle
              toggled={
                selectedUnitsData.desiredSpeedType === undefined
                  ? undefined
                  : selectedUnitsData.desiredSpeedType === "GS"
              }
              leftLabel={"GS"}
              rightLabel={"CAS"}
              onClick={() => {
                selectedUnits.forEach((unit) => {
                  unit.setSpeedType(
                    selectedUnitsData.desiredSpeedType === "CAS" ? "GS" : "CAS"
                  );
                  setSelectedUnitsData({
                    ...selectedUnitsData,
                    desiredSpeedType:
                      selectedUnitsData.desiredSpeedType === "CAS"
                        ? "GS"
                        : "CAS",
                  });
                });
              }}
            />
          </div>
          <OlRangeSlider
            onChange={(ev) => {
              selectedUnits.forEach((unit) => {
                unit.setSpeed(knotsToMs(Number(ev.target.value)));
                setSelectedUnitsData({
                  ...selectedUnitsData,
                  desiredSpeed: Number(ev.target.value),
                });
              });
            }}
            value={selectedUnitsData.desiredSpeed}
            min={minSpeed}
            max={maxSpeed}
            step={speedStep}
          />
        </div>
        <div className="flex flex-col gap-2">
          <span
            className={`
              font-normal
              dark:text-white
            `}
          >
            Rules of engagement
          </span>
          <OlButtonGroup>
            {[
              olButtonsRoeHold,
              olButtonsRoeReturn,
              olButtonsRoeDesignated,
              olButtonsRoeFree,
            ].map((icon, idx) => {
              return (
                <OlButtonGroupItem
                  onClick={() => {
                    selectedUnits.forEach((unit) => {
                      unit.setROE(ROEs[idx]);
                      setSelectedUnitsData({
                        ...selectedUnitsData,
                        ROE: ROEs[idx],
                      });
                    });
                  }}
                  active={selectedUnitsData.ROE === ROEs[idx]}
                  icon={icon}
                />
              );
            })}
          </OlButtonGroup>
        </div>
        {selectedCategories.every((category) => {
          return ["Aircraft", "Helicopter"].includes(category);
        }) && (
          <>
            {" "}
            <div className={`flex flex-col gap-2`}>
              <span
                className={`
                  font-normal
                  dark:text-white
                `}
              >
                Threat reaction
              </span>
              <OlButtonGroup>
                {[
                  olButtonsThreatNone,
                  olButtonsThreatPassive,
                  olButtonsThreatManoeuvre,
                  olButtonsThreatEvade,
                ].map((icon, idx) => {
                  return (
                    <OlButtonGroupItem
                      onClick={() => {
                        selectedUnits.forEach((unit) => {
                          unit.setReactionToThreat(reactionsToThreat[idx]);
                          setSelectedUnitsData({
                            ...selectedUnitsData,
                            reactionToThreat: reactionsToThreat[idx],
                          });
                        });
                      }}
                      active={
                        selectedUnitsData.reactionToThreat ===
                        reactionsToThreat[idx]
                      }
                      icon={icon}
                    />
                  );
                })}
              </OlButtonGroup>
            </div>
            <div className="flex flex-col gap-2">
              <span
                className={`
                  font-normal
                  dark:text-white
                `}
              >
                Radar and ECM
              </span>
              <OlButtonGroup>
                {[
                  olButtonsEmissionsSilent,
                  olButtonsEmissionsDefend,
                  olButtonsEmissionsAttack,
                  olButtonsEmissionsFree,
                ].map((icon, idx) => {
                  return (
                    <OlButtonGroupItem
                      onClick={() => {
                        selectedUnits.forEach((unit) => {
                          unit.setEmissionsCountermeasures(
                            emissionsCountermeasures[idx]
                          );
                          setSelectedUnitsData({
                            ...selectedUnitsData,
                            emissionsCountermeasures:
                              emissionsCountermeasures[idx],
                          });
                        });
                      }}
                      active={
                        selectedUnitsData.emissionsCountermeasures ===
                        emissionsCountermeasures[idx]
                      }
                      icon={icon}
                    />
                  );
                })}
              </OlButtonGroup>
            </div>
          </>
        )}
        {getApp()
          ?.getUnitsManager()
          ?.getSelectedUnitsVariable((unit) => {
            return unit.isTanker();
          }) && (
          <div className="flex content-center justify-between">
            <span
              className={`
                font-normal
                dark:text-white
              `}
            >
              {" "}
              Act as tanker{" "}
            </span>
            <OlToggle
              toggled={selectedUnitsData.isActiveTanker}
              onClick={() => {
                selectedUnits.forEach((unit) => {
                  unit.setAdvancedOptions(
                    !selectedUnitsData.isActiveTanker,
                    unit.getIsActiveAWACS(),
                    unit.getTACAN(),
                    unit.getRadio(),
                    unit.getGeneralSettings()
                  );
                  setSelectedUnitsData({
                    ...selectedUnitsData,
                    isActiveTanker: !selectedUnitsData.isActiveTanker,
                  });
                });
              }}
            />
          </div>
        )}
        {getApp()
          ?.getUnitsManager()
          ?.getSelectedUnitsVariable((unit) => {
            return unit.isAWACS();
          }) && (
          <div className="flex content-center justify-between">
            <span
              className={`
                font-normal
                dark:text-white
              `}
            >
              {" "}
              Act as AWACS{" "}
            </span>
            <OlToggle
              toggled={selectedUnitsData.isActiveAWACS}
              onClick={() => {
                selectedUnits.forEach((unit) => {
                  unit.setAdvancedOptions(
                    unit.getIsActiveTanker(),
                    !selectedUnitsData.isActiveAWACS,
                    unit.getTACAN(),
                    unit.getRadio(),
                    unit.getGeneralSettings()
                  );
                  setSelectedUnitsData({
                    ...selectedUnitsData,
                    isActiveAWACS: !selectedUnitsData.isActiveAWACS,
                  });
                });
              }}
            />
          </div>
        )}
        {selectedCategories.every((category) => {
          return ["GroundUnit", "NavyUnit"].includes(category);
        }) && (
          <>
            {" "}
            <div className={`flex flex-col gap-2`}>
              <span
                className={`
                  font-normal
                  dark:text-white
                `}
              >
                Shots scatter
              </span>
              <OlButtonGroup>
                {[olButtonsScatter1, olButtonsScatter2, olButtonsScatter3].map(
                  (icon, idx) => {
                    return (
                      <OlButtonGroupItem
                        onClick={() => {
                          selectedUnits.forEach((unit) => {
                            unit.setShotsScatter(idx + 1);
                            setSelectedUnitsData({
                              ...selectedUnitsData,
                              shotsScatter: idx + 1,
                            });
                          });
                        }}
                        active={selectedUnitsData.shotsScatter === idx + 1}
                        icon={icon}
                      />
                    );
                  }
                )}
              </OlButtonGroup>
            </div>
            <div className="flex flex-col gap-2">
              <span
                className={`
                  font-normal
                  dark:text-white
                `}
              >
                Shots intensity
              </span>
              <OlButtonGroup>
                {[
                  olButtonsIntensity1,
                  olButtonsIntensity2,
                  olButtonsIntensity3,
                ].map((icon, idx) => {
                  return (
                    <OlButtonGroupItem
                      onClick={() => {
                        selectedUnits.forEach((unit) => {
                          unit.setShotsIntensity(idx + 1);
                          setSelectedUnitsData({
                            ...selectedUnitsData,
                            shotsIntensity: idx + 1,
                          });
                        });
                      }}
                      active={selectedUnitsData.shotsIntensity === idx + 1}
                      icon={icon}
                    />
                  );
                })}
              </OlButtonGroup>
            </div>
            <div className="flex content-center justify-between">
              <span
                className={`
                  font-normal
                  dark:text-white
                `}
              >
                {" "}
                Operate as{" "}
              </span>
              <OlCoalitionToggle
                coalition={selectedUnitsData.operateAs as Coalition}
                onClick={() => {
                  selectedUnits.forEach((unit) => {
                    unit.setOperateAs(
                      selectedUnitsData.operateAs === "blue" ? "red" : "blue"
                    );
                    setSelectedUnitsData({
                      ...selectedUnitsData,
                      operateAs:
                        selectedUnitsData.operateAs === "blue" ? "red" : "blue",
                    });
                  });
                }}
              />
            </div>
            <div className="flex content-center justify-between">
              <span
                className={`
                  font-normal
                  dark:text-white
                `}
              >
                {" "}
                Follow roads{" "}
              </span>
              <OlToggle
                toggled={selectedUnitsData.followRoads}
                onClick={() => {
                  selectedUnits.forEach((unit) => {
                    unit.setFollowRoads(!selectedUnitsData.followRoads);
                    setSelectedUnitsData({
                      ...selectedUnitsData,
                      followRoads: !selectedUnitsData.followRoads,
                    });
                  });
                }}
              />
            </div>
            <div className="flex content-center justify-between">
              <span
                className={`
                  font-normal
                  dark:text-white
                `}
              >
                {" "}
                Unit active{" "}
              </span>
              <OlToggle
                toggled={selectedUnitsData.onOff}
                onClick={() => {
                  selectedUnits.forEach((unit) => {
                    unit.setOnOff(!selectedUnitsData.onOff);
                    setSelectedUnitsData({
                      ...selectedUnitsData,
                      onOff: !selectedUnitsData.onOff,
                    });
                  });
                }}
              />
            </div>
          </>
        )}
      </div>
    </Menu>
  );
}