/* Fluxul de cântărire a unui produs finit din 1..N componente.
*
* State machine:
* fără pachet -> alegi produsul finit și începi
* pas curent -> cântărești componenta (cântar sau manual), Enter acceptă
* ultimul pas -> serverul finalizează pachetul și întoarce eticheta
* finalizat -> eticheta se tipărește; Enter începe următorul pachet
*/
(function () {
'use strict';
var cfg = window.CANTARIRE || {};
var $ = function (id) { return document.getElementById(id); };
// Polling: rapid cat timp se cantareste, rar cand pagina doar asteapta.
var POLL_ACTIVE_MS = Number(cfg.pollMs) || 700;
var POLL_IDLE_MS = 2500;
var pollTimer = null;
var el = {
flow: $('flow-body'),
title: $('flow-title'),
progress: $('flow-progress'),
message: $('flow-message'),
weightValue: $('weight-value'),
weightUnit: $('weight-unit'),
stability: $('stability'),
age: $('age'),
raw: $('raw'),
scaleDot: $('scale-dot'),
scaleState: $('scale-state'),
scaleProfile: $('scale-profile'),
scaleError: $('scale-error'),
profileSelect: $('profile-select'),
toast: $('toast'),
frame: $('print-frame')
};
var state = cfg.initial || null;
var recipes = cfg.recipes || [];
var activeProfile = cfg.activeProfile || '';
var scaleReady = Boolean(cfg.scaleReady);
var manualMode = !scaleReady;
var busy = false;
var polling = false;
var reading = null;
var forceArmedAt = 0;
var lastLabel = null;
var lastRecipeId = null;
var lastLot = '';
var lastOperator = cfg.defaultOperator || '';
var toastTimer = null;
// -- utilitare -----------------------------------------------------------
function esc(value) {
return String(value === null || value === undefined ? '' : value)
.replace(/&/g, '&').replace(//g, '>')
.replace(/"/g, '"');
}
function fmt(value) {
var number = Number(value);
if (!isFinite(number)) return '--';
var text = number.toFixed(3);
return text.replace(/\.?0+$/, '') || '0';
}
function message(text, kind) {
if (!el.message) return;
el.message.textContent = text || '';
el.message.className = 'message ' + (kind || '');
}
function toast(text, kind) {
if (!el.toast) return;
el.toast.textContent = text;
el.toast.className = 'toast show ' + (kind || '');
clearTimeout(toastTimer);
toastTimer = setTimeout(function () { el.toast.className = 'toast ' + (kind || ''); }, 3200);
}
function setProgress(text) {
if (el.progress) el.progress.textContent = text || '';
}
function getJSON(url) {
return fetch(url, { headers: { Accept: 'application/json' }, cache: 'no-store' })
.then(function (response) { return response.json(); });
}
function postJSON(url, body) {
return fetch(url, {
method: 'POST',
headers: { 'Content-Type': 'application/json', Accept: 'application/json' },
body: JSON.stringify(body || {})
}).then(function (response) {
return response.json().then(function (data) {
return { status: response.status, data: data };
});
});
}
function setBusy(value) {
busy = value;
document.querySelectorAll('#flow-body button, #flow-body input, #flow-body select')
.forEach(function (node) { node.disabled = value; });
}
// -- stare ---------------------------------------------------------------
function adopt(data) {
if (!data) return;
if (data.state === null) {
state = null;
} else if (data.package) {
state = {
package: data.package,
recipe: data.recipe,
items: data.items || [],
step: data.step,
planned_total: data.planned_total,
total_weight: data.total_weight,
complete: Boolean(data.complete),
open: Boolean(data.open)
};
if (data.recipe) lastRecipeId = data.recipe.id;
if (data.package) {
lastLot = data.package.lot || lastLot;
lastOperator = data.package.operator || lastOperator;
}
}
render();
}
async function refresh() {
try {
var data = await getJSON('/api/package');
adopt(data);
} catch (error) {
message('Nu pot citi starea pachetului: ' + error, 'error');
}
}
// -- randare -------------------------------------------------------------
function render() {
if (!el.flow) return;
if (!state) {
renderStart();
} else if (state.complete) {
renderDone();
} else {
renderStep();
}
}
function recipeOptions(selected) {
return recipes.map(function (recipe) {
var suffix = ' · ' + recipe.components.length + ' comp.';
return '';
}).join('');
}
function breakdown(recipe) {
return (recipe.components || []).map(function (part) {
return '' + (part.target_weight ? fmt(part.target_weight) + ' ' + esc(recipe.unit) : '—')
+ ' ' + esc(part.name) + '';
}).join('');
}
function renderStart() {
if (el.title) el.title.textContent = 'Pachet nou';
setProgress('');
if (!recipes.length) {
el.flow.innerHTML = 'Nu există produse finite active. ' +
'Creează unul.
';
return;
}
var selected = lastRecipeId || (recipes[0] && recipes[0].id) || null;
var recipe = recipes.filter(function (r) { return r.id === selected; })[0] || recipes[0];
el.flow.innerHTML =
'' +
' ' +
' ' +
'
' +
'' + breakdown(recipe) + '
' +
'' +
'' +
' ' +
'
' +
'Enter pornește pachetul. Apoi cântărești fiecare componentă în ordinea de mai sus.
';
var select = $('start-recipe');
if (select) {
select.addEventListener('change', function () {
var chosen = recipes.filter(function (r) { return String(r.id) === select.value; })[0];
if (chosen) {
lastRecipeId = chosen.id;
var plan = $('start-plan');
if (plan) plan.innerHTML = breakdown(chosen);
}
});
}
var button = $('btn-start');
if (button) button.addEventListener('click', startPackage);
}
function renderStep() {
var step = state.step;
if (!step) { refresh(); return; }
if (el.title) el.title.textContent = state.recipe ? state.recipe.name : 'Cântărire';
setProgress('Pas ' + step.position + ' din ' + step.total);
var accepted = (state.items || []).map(function (item) {
return '' + fmt(item.weight) + ' ' + esc(item.unit) + ' ' +
esc(item.component_name) + '';
}).join('');
el.flow.innerHTML =
'' +
'
Pune pe cântar
' +
'
' + esc(step.component_name) + '
' +
(step.target_weight
? '
Țintă: ' + fmt(step.target_weight) + ' ' + esc(step.unit) + '
'
: '') +
'
' +
'' +
'
'
: '') +
'' +
' ' +
(accepted ? ' ' : '') +
' ' +
'
' +
(accepted ? 'Acceptate
' : '');
if (manualMode) {
var input = $('manual-weight');
if (input) { input.focus(); input.select(); }
}
var accept = $('btn-accept');
if (accept) accept.addEventListener('click', acceptStep);
var undo = $('btn-undo');
if (undo) undo.addEventListener('click', undoStep);
var voidButton = $('btn-void');
if (voidButton) voidButton.addEventListener('click', voidPackage);
var toggle = $('btn-manual-toggle');
if (toggle) {
toggle.addEventListener('click', function () {
manualMode = true;
renderStep();
});
}
}
function renderDone() {
var pkg = state.package || {};
if (el.title) el.title.textContent = pkg.recipe_name || 'Pachet finalizat';
setProgress('Finalizat');
var accepted = (state.items || []).map(function (item) {
return '' + fmt(item.weight) + ' ' + esc(item.unit) + ' ' +
esc(item.component_name) + '';
}).join('');
el.flow.innerHTML =
'' +
'
✓
' +
'
' + fmt(pkg.total_weight) + '' +
' ' + esc(pkg.unit) + '
' +
'
Pachet #' + pkg.id + (pkg.lot ? ' · Lot ' + esc(pkg.lot) : '') + '
' +
'
' +
'
' +
(lastLabel ? '
' : '') +
'
Vezi eticheta' +
'