import { ItemSheetL5r5e } from "./item-sheet.js";

/**
 * @extends {ItemSheet}
 */
export class AdvancementSheetL5r5e extends ItemSheetL5r5e {
    /**
     * Sub Types of advancements
     */
    static types = { ring: "l5r5e.rings.label", skill: "l5r5e.skills.label" }; // others have theirs own xp count

    /** @override */
    static get defaultOptions() {
        return foundry.utils.mergeObject(super.defaultOptions, {
            classes: ["l5r5e", "sheet", "advancement"],
            template: CONFIG.l5r5e.paths.templates + "items/advancement/advancement-sheet.html",
            width: 520,
            height: 480,
            tabs: [{ navSelector: ".sheet-tabs", contentSelector: ".sheet-body", initial: "description" }],
        });
    }

    async getData(options = {}) {
        const sheetData = await super.getData(options);

        sheetData.data.subTypesList = AdvancementSheetL5r5e.types;
        sheetData.data.skillsList = game.l5r5e.HelpersL5r5e.splitSkillByCategory(await game.l5r5e.HelpersL5r5e.getSkillsItemsList(this.actor));

        return sheetData;
    }

    /**
     * Subscribe to events from the sheet.
     * @param {jQuery} html HTML content of the sheet.
     */
    activateListeners(html) {
        super.activateListeners(html);

        // Everything below here is only needed if the sheet is editable
        if (!this.isEditable) {
            return;
        }

        // const currentType = this.object.system.advancement_type;
        const currentRing = this.object.system.ring;
        const currentSkill = this.object.system.skill;

        html.find("#advancement_type").on("change", (event) => {
            $(event.target).prop("disabled", true);
            if ($(event.target).val() === "skill") {
                this._updateChoice({ ring: currentRing }, { skill: currentSkill }).then(
                    $(event.target).prop("disabled", false)
                );
            } else {
                this._updateChoice({ skill: currentSkill }, { ring: currentRing }).then(
                    $(event.target).prop("disabled", false)
                );
            }
        });

        html.find("#advancement_ring").on("change", (event) => {
            $(event.target).prop("disabled", true);
            this._updateChoice({ ring: currentRing }, { ring: $(event.target).val() }).then(
                $(event.target).prop("disabled", false)
            );
        });

        html.find("#advancement_skill").on("change", (event) => {
            $(event.target).prop("disabled", true);
            this._updateChoice({ skill: currentSkill }, { skill: $(event.target).val() }).then(
                $(event.target).prop("disabled", false)
            );
        });
    }

    /**
     * Update Actor and Object to the current choice
     * @private
     */
    async _updateChoice(oldChoice, newChoice) {
        let xp_used = this.object.system.xp_used;
        let name = this.object.name;
        let img = this.object.img;

        const getLocalItemByUuid = async (uuid) => {
            const item = await fromUuid(uuid);
            if (!item) {
                return null;
            }
            if (item?.actor?._id === this.actor._id) {
                return item;
            }
            return this.items.getName(item.name);
        }
        const skillItemNew = newChoice.skill ? (await getLocalItemByUuid(newChoice.skill)) : null;
        const skillItemOld = oldChoice.skill ? (await getLocalItemByUuid(oldChoice.skill)) : null;

        // Modify image to reflect choice
        if (newChoice.ring) {
            name = game.i18n.localize(`l5r5e.rings.${newChoice.ring}`) + "+1";
            img = `systems/l5r5e/assets/icons/rings/${newChoice.ring}.svg`;

        } else if (newChoice.skill && skillItemNew) {
            name = skillItemNew.name +"+1";
            img = `systems/l5r5e/assets/dices/default/skill_blank.svg`;
        }

        // Object embed in actor ?
        const actor = this.document.actor;
        if (actor) {
            if (newChoice.skill && !skillItemNew.actor) {
                ui.notifications.warn(`Unable to find "${skillItemNew?.name}" on this actor`);
                return;
            }

            const actorData = foundry.utils.duplicate(actor.system);

            // Old choices
            if (oldChoice.ring) {
                actorData.rings[oldChoice.ring] = Math.max(1, actorData.rings[oldChoice.ring] - 1);
            }
            if (oldChoice.skill && skillItemOld) {
                await skillItemOld.update({ "system.rank": Math.max(0, skillItemOld.system.rank - 1) });
            }

            // new choices
            if (newChoice.ring) {
                actorData.rings[newChoice.ring] = actorData.rings[newChoice.ring] + 1;
                xp_used = actorData.rings[newChoice.ring] * CONFIG.l5r5e.xp.ringCostMultiplier;
                name =
                    game.i18n.localize(`l5r5e.rings.${newChoice.ring}`) +
                    ` +1 (${actorData.rings[newChoice.ring] - 1} -> ${actorData.rings[newChoice.ring]})`;
            }
            if (newChoice.skill && skillItemNew) {
                const newRank = Math.min(9, skillItemNew.system.rank + 1);
                await skillItemNew.update({ "system.rank": newRank });
                xp_used = newRank * CONFIG.l5r5e.xp.skillCostMultiplier;
                name = `${skillItemNew.name} +1 (${newRank - 1} -> ${newRank})`;
            }

            // Update Actor
            await actor.update({
                system: foundry.utils.diffObject(actor.system, actorData),
            });
        }

        // Update object
        await this.object.update({
            name: name,
            img: img,
            system: {
                xp_used,
            },
        });

        // Re render
        this.render(false);
    }
}