daggerheart/module/data/countdowns.mjs

import FormulaField from './fields/formulaField.mjs';

export default class DhCountdowns extends foundry.abstract.DataModel {
    static defineSchema() {
        const fields = foundry.data.fields;

        return {
            countdowns: new fields.TypedObjectField(new fields.EmbeddedDataField(DhCountdown)),
            defaultOwnership: new fields.NumberField({
                required: true,
                choices: CONFIG.DH.GENERAL.basicOwnershiplevels,
                initial: CONST.DOCUMENT_OWNERSHIP_LEVELS.OBSERVER
            })
        };
    }

    handleChange() {
        const previousCountdowns = foundry.ui.countdowns.previousCountdownData;
        const changedCountdowns = Object.entries(this.countdowns).reduce((acc, [key, countdown]) => {
            const previousCountdown = previousCountdowns[key];
            if (!previousCountdown || (previousCountdown.progress.current !== countdown.progress.current)) {
                acc.push(key);
            }

            return acc;
        }, []);

        for (const countdownKey of changedCountdowns)
            foundry.ui.countdowns.changedCountdownsForAnimation.add(countdownKey);
    }
}

export class DhCountdown extends foundry.abstract.DataModel {
    static defineSchema() {
        const fields = foundry.data.fields;
        return {
            type: new fields.StringField({
                required: true,
                choices: CONFIG.DH.GENERAL.countdownTypes,
                initial: CONFIG.DH.GENERAL.countdownTypes.encounter.id,
                label: 'DAGGERHEART.GENERAL.type'
            }),
            name: new fields.StringField({
                required: true,
                label: 'DAGGERHEART.APPLICATIONS.Countdown.FIELDS.countdowns.element.name.label'
            }),
            img: new fields.FilePathField({
                categories: ['IMAGE'],
                base64: false,
                initial: 'icons/magic/time/hourglass-yellow-green.webp'
            }),
            ownership: new fields.TypedObjectField(
                new fields.NumberField({
                    required: true,
                    choices: CONFIG.DH.GENERAL.simpleOwnershiplevels,
                    initial: CONST.DOCUMENT_OWNERSHIP_LEVELS.INHERIT
                })
            ),
            progress: new fields.SchemaField({
                current: new fields.NumberField({
                    required: true,
                    integer: true,
                    initial: 1,
                    label: 'DAGGERHEART.APPLICATIONS.Countdown.FIELDS.countdowns.element.progress.current.label'
                }),
                start: new fields.NumberField({
                    required: true,
                    integer: true,
                    initial: 1,
                    label: 'DAGGERHEART.APPLICATIONS.Countdown.FIELDS.countdowns.element.progress.start.label',
                    deterministic: false
                }),
                startFormula: new FormulaField({
                    label: 'DAGGERHEART.APPLICATIONS.Countdown.FIELDS.countdowns.element.progress.startFormula.label',
                    deterministic: false
                }),
                looping: new fields.StringField({
                    required: true,
                    choices: CONFIG.DH.GENERAL.countdownLoopingTypes,
                    initial: CONFIG.DH.GENERAL.countdownLoopingTypes.noLooping.id,
                    label: 'DAGGERHEART.APPLICATIONS.Countdown.FIELDS.countdowns.element.progress.looping.label'
                }),
                type: new fields.StringField({
                    required: true,
                    choices: CONFIG.DH.GENERAL.countdownProgressionTypes,
                    initial: CONFIG.DH.GENERAL.countdownProgressionTypes.custom.id,
                    label: 'DAGGERHEART.APPLICATIONS.Countdown.FIELDS.countdowns.element.type.label'
                })
            })
        };
    }

    static defaultCountdown(type, playerHidden) {
        const ownership = playerHidden
            ? game.users.reduce((acc, user) => {
                if (!user.isGM) {
                    acc[user.id] = CONST.DOCUMENT_OWNERSHIP_LEVELS.NONE;
                }
                return acc;
            }, {})
            : undefined;

        return {
            type: type ?? CONFIG.DH.GENERAL.countdownTypes.encounter.id,
            name: game.i18n.localize('DAGGERHEART.APPLICATIONS.Countdown.newCountdown'),
            img: 'icons/magic/time/hourglass-yellow-green.webp',
            ownership: ownership,
            progress: {
                current: 1,
                start: 1
            }
        };
    }

    get playerOwnership() {
        return Array.from(game.users).reduce((acc, user) => {
            acc[user.id] = {
                value: user.isGM
                    ? CONST.DOCUMENT_OWNERSHIP_LEVELS.OWNER
                    : this.ownership.players[user.id] && this.ownership.players[user.id].type !== -1
                        ? this.ownership.players[user.id].type
                        : this.ownership.default,
                isGM: user.isGM
            };

            return acc;
        }, {});
    }

    /** @inheritDoc */
    static migrateData(source) {
        if (source.progress.max) {
            source.progress.start = Number(source.progress.max);
            source.progress.max = null;
            source.progress.startFormula = null;
        }

        return super.migrateData(source);
    }
}