import { state, saveState, genId } from '../state.js';
import { renderMainScreen } from '../render/main-screen.js';
import { showSetDialog } from '../modals/set-modal.js';
import { getExerciseHistory } from './exercise.js';

export function addSet(workoutId, exerciseId) {
    const w = state.workouts.find(x => x.id === workoutId);
    if (!w) return;

    const ex = w.exercises.find(e => e.id === exerciseId);
    if (!ex) return;

    if (!Array.isArray(ex.sets)) {
        ex.sets = [];
    }

    const lastSet = ex.sets[ex.sets.length - 1];

    const history = getExerciseHistory(
        ex.name,
        w.client_id ?? null,
        w.id
    );

    showSetDialog(lastSet, history, (setData) => {
        if (!setData) return;

        setData.id = genId();
        setData.timestamp = new Date().toISOString();

        ex.sets.push(setData);

        saveState();
        renderMainScreen();
    });
}

export function editSet(workoutId, exerciseId, setId) {
    const w = state.workouts.find(x => x.id === workoutId);
    if (!w) return;

    const ex = w.exercises.find(e => e.id === exerciseId);
    if (!ex) return;

    if (!Array.isArray(ex.sets)) {
        ex.sets = [];
    }

    const set = ex.sets.find(s => s.id === setId);
    if (!set) return;

    const history = getExerciseHistory(
        ex.name,
        w.client_id ?? null,
        w.id
    );

    showSetDialog(set, history, (setData) => {
        if (!setData) return;

        Object.assign(set, setData);

        saveState();
        renderMainScreen();
    });
}

export function deleteSet(workoutId, exerciseId, setId) {
    if (!confirm('Удалить подход?')) return;

    const w = state.workouts.find(x => x.id === workoutId);
    if (!w) return;

    const ex = w.exercises.find(e => e.id === exerciseId);
    if (!ex) return;

    if (!Array.isArray(ex.sets)) {
        ex.sets = [];
    }

    ex.sets = ex.sets.filter(s => s.id !== setId);

    saveState();
    renderMainScreen();
}

window.SL = {
    addSet,
    editSet,
    deleteSet,
};