import { Sleeve } from "./Sleeve";

import { IPlayer } from "../IPlayer";

import { Augmentation } from "../../Augmentation/Augmentation";
import { Augmentations } from "../../Augmentation/Augmentations";
import { AugmentationNames } from "../../Augmentation/data/AugmentationNames";
import { Faction } from "../../Faction/Faction";
import { Factions } from "../../Faction/Factions";

export function findSleevePurchasableAugs(sleeve: Sleeve, p: IPlayer): Augmentation[] {
    // You can only purchase Augmentations that are actually available from
    // your factions. I.e. you must be in a faction that has the Augmentation
    // and you must also have enough rep in that faction in order to purchase it.

    const ownedAugNames: string[] = sleeve.augmentations.map((e) => {return e.name});
    const availableAugs: Augmentation[] = [];

    // Helper function that helps filter out augs that are already owned
    // and augs that aren't allowed for sleeves
    function isAvailableForSleeve(aug: Augmentation): boolean {
        if (aug.name === AugmentationNames.NeuroFluxGovernor) { return false; }
        if (ownedAugNames.includes(aug.name)) { return false; }
        if (availableAugs.includes(aug)) { return false; }
        if (aug.isSpecial) { return false; }

        return true;
    }

    // If player is in a gang, then we return all augs that the player
    // has enough reputation for (since that gang offers all augs)
    if (p.inGang()) {
        const fac = p.getGangFaction();

        for (const augName in Augmentations) {
            const aug = Augmentations[augName];
            if (!isAvailableForSleeve(aug)) { continue; }

            if (fac.playerReputation > aug.baseRepRequirement) {
                availableAugs.push(aug);
            }
        }

        return availableAugs;
    }

    for (const facName of p.factions) {
        if (facName === "Bladeburners") { continue; }
        if (facName === "Netburners") { continue; }
        const fac: Faction | null = Factions[facName];
        if (fac == null) { continue; }

        for (const augName of fac.augmentations) {
            const aug: Augmentation = Augmentations[augName];
            if (!isAvailableForSleeve(aug)) { continue; }

            if (fac.playerReputation > aug.baseRepRequirement) {
                availableAugs.push(aug);
            }
        }
    }

    return availableAugs;
}