feat: Meshy.ai cost integration — settings, new job form, price breakdown

app.py

@@ -256,6 +256,9 @@ def init_db():
         ('ha_url',''),
         ('ha_token',''),
         ('ha_poll_interval','60'),
+        ('meshy_annual_cost','200.0'),
+        ('meshy_monthly_credits','1000'),
+        ('meshy_cost_multiplier','1.0'),
     ]
     conn.executemany('INSERT OR IGNORE INTO settings VALUES (?,?)', defaults)
 
@@ -302,6 +305,9 @@ def init_db():
         'ALTER TABLE print_slots ADD COLUMN pieces_override INTEGER DEFAULT NULL',
         'ALTER TABLE calendar_blocks ADD COLUMN date_end TEXT DEFAULT NULL',
         'ALTER TABLE jobs ADD COLUMN source_nc_path TEXT DEFAULT ""',
+        'ALTER TABLE jobs ADD COLUMN meshy_enabled INTEGER DEFAULT 0',
+        'ALTER TABLE jobs ADD COLUMN meshy_credits_used INTEGER DEFAULT 0',
+        'ALTER TABLE jobs ADD COLUMN meshy_cost REAL DEFAULT 0',
     ]
     for sql in migrations:
         try:
@@ -456,7 +462,8 @@ def parse_3mf(file_stream):
     return result
 
 def calc(weight_g, print_time_s, design_mult, gross_margin_pct, discount_pct,
-         price_per_kg_override=None, s=None, pieces_per_plate=1):
+         price_per_kg_override=None, s=None, pieces_per_plate=1,
+         meshy_enabled=False, meshy_credits_used=0):
     """
     Moteur de pricing principal — calcule le prix de vente d'une pièce.
 
@@ -509,10 +516,20 @@ def calc(weight_g, print_time_s, design_mult, gross_margin_pct, discount_pct,
     wear       = printer_w + nozzle_w + plate_w
     elec       = s['printer_power_kw'] * (print_time_s / 3600) * s['electricity_price_kwh'] / pieces_per_plate
 
+    # Coût Meshy.ai (génération IA) — pro-raté par crédits utilisés
+    meshy_unit = 0.0
+    meshy_billed = 0.0
+    if meshy_enabled and meshy_credits_used > 0:
+        _meshy_annual   = float(s.get('meshy_annual_cost', 200.0))
+        _meshy_credits  = float(s.get('meshy_monthly_credits', 1000)) or 1
+        _meshy_mult     = float(s.get('meshy_cost_multiplier', 1.0))
+        meshy_unit   = _meshy_annual / 12 / _meshy_credits
+        meshy_billed = meshy_credits_used * meshy_unit * _meshy_mult
+
     cout_fixe  = mat + mat_margin + wear + elec
-    sous_total = cout_fixe + handling + design
+    sous_total = cout_fixe + handling + design + meshy_billed
     margin     = sous_total * (gross_margin_pct / 100)
-    total_marge= handling + design + margin
+    total_marge= handling + design + meshy_billed + margin
     prix_ht    = cout_fixe + total_marge
 
     cot_rate         = s.get('cotisations_rate_pct', 12.3) / 100
@@ -557,6 +574,8 @@ def calc(weight_g, print_time_s, design_mult, gross_margin_pct, discount_pct,
         'tva_amount':         round(tva_amount, 4),
         'prix_ht_net':        round(prix_ht_net, 4),
         'prix_ttc':           round(prix_ttc, 4),
+        'meshy_cost':         round(meshy_billed, 4),
+        'meshy_unit_cost':    round(meshy_unit, 6),
         'tax_amount':         round(cot_amount + vfl_amount + other_taxes_amount, 4),
         'final_price':        round(final, 2),
         '_cot_pct':              round(cot_rate * 100, 2),
@@ -1311,19 +1330,24 @@ def new_job():
             if mat:
                 price_kg = mat['price_per_kg']
 
+        meshy_enabled_v  = bool(request.form.get('meshy_enabled'))
+        meshy_credits_v  = max(0, int(request.form.get('meshy_credits_used', 0) or 0))
         r = calc(weight_g, print_time_s, design_mult, gross_margin, discount,
-                 price_kg, s, pieces_per_plate)
+                 price_kg, s, pieces_per_plate,
+                 meshy_enabled=meshy_enabled_v, meshy_credits_used=meshy_credits_v)
         conn.execute('''INSERT INTO jobs(client_id,material_id,machine_profile_id,handling_profile_id,
             material_profile_id,pricing_profile_id,project_id,source_file,source_nc_path,plate_name,name,description,
+            meshy_enabled,meshy_credits_used,meshy_cost,
             weight_g,print_time_s,design_multiplier,gross_margin_pct,discount_pct,
             pieces_per_plate,order_qty,
             material_cost,material_margin,design_cost,handling_cost,wear_cost,electricity_cost,
             cout_fixe,total_marge,subtotal,margin_amount,marge_pct_on_ht,
             cotisations_amount,vfl_amount,tva_amount,other_taxes_amount,tax_amount,
             price_per_piece,final_price,notes)
-            VALUES(?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)''',
+            VALUES(?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)''',
             (client_id,material_id,machine_pid,handling_pid,material_pid,pricing_pid,project_id,
              source_file,source_nc_path,plate_name,request.form['name'],request.form.get('description',''),
+             int(meshy_enabled_v),meshy_credits_v,r['meshy_cost'],
              weight_g,print_time_s,design_mult,gross_margin,discount,
              pieces_per_plate,order_qty,
              r['material_cost'],r['material_margin'],r['design_cost'],r['handling_cost'],
@@ -1687,6 +1711,8 @@ def api_calculate():
     pieces_per_plate = max(1, int(d.get('pieces_per_plate', 1)))
     order_qty        = max(1, int(d.get('order_qty', 1)))
     print_time_s     = int(d.get('hours',0))*3600 + int(d.get('minutes',0))*60
+    meshy_enabled    = bool(d.get('meshy_enabled', False))
+    meshy_credits    = max(0, int(d.get('meshy_credits_used', 0)))
 
     result = calc(
         weight_g=float(d['weight_g']),
@@ -1695,7 +1721,8 @@ def api_calculate():
         gross_margin_pct=float(d.get('gross_margin_pct',27.5)),
         discount_pct=float(d.get('discount_pct',0)),
         price_per_kg_override=price_kg, s=s,
-        pieces_per_plate=pieces_per_plate)
+        pieces_per_plate=pieces_per_plate,
+        meshy_enabled=meshy_enabled, meshy_credits_used=meshy_credits)
 
     # Multi-piece extras
     nb_plateaux     = math.ceil(order_qty / pieces_per_plate)

templates/job_detail.html

@@ -172,6 +172,9 @@
         <div class="breakdown-row section-header"><span>Partie variable</span></div>
         {{ brow('Manutention', job.handling_cost, 'breakdown-muted ps-2', 4) }}
         {{ brow('Design (×' ~ job.design_multiplier ~ ')', job.design_cost, 'breakdown-muted ps-2', 4) }}
+        {% if job.meshy_enabled and job.meshy_cost %}
+        {{ brow('Meshy.ai (' ~ job.meshy_credits_used ~ ' crédits)', job.meshy_cost, 'breakdown-muted ps-2', 4) }}
+        {% endif %}
         {{ brow('Marge brute (' ~ job.gross_margin_pct ~ '%)', job.margin_amount, 'breakdown-muted ps-2') }}
         <div class="breakdown-row subtotal">
           <span class="flex-fill fw-semibold">Total marge <small class="text-muted fw-normal">({{ marge_pct_ht }}% du HT)</small></span>

templates/new_job.html

@@ -285,6 +285,27 @@
             <label class="form-label fw-semibold">Notes internes</label>
             <textarea name="notes" class="form-control" rows="2">{{ prefill.notes if prefill else '' }}</textarea>
           </div>
+          <div class="mb-3 border rounded p-3" id="meshyBlock" style="background:#faf5ff">
+            <div class="form-check mb-2">
+              <input class="form-check-input" type="checkbox" name="meshy_enabled" id="meshy_enabled"
+                     value="1" onchange="onMeshyToggle()"
+                     {% if prefill and prefill.meshy_enabled %}checked{% endif %}>
+              <label class="form-check-label fw-semibold" for="meshy_enabled" style="color:#7c3aed">
+                <i class="bi bi-stars me-1"></i>Génération Meshy.ai
+              </label>
+            </div>
+            <div id="meshyCreditsRow" class="{% if not (prefill and prefill.meshy_enabled) %}d-none{% endif %}">
+              <label class="form-label small fw-semibold text-muted mb-1">Crédits utilisés</label>
+              <div class="input-group input-group-sm" style="max-width:180px">
+                <input type="number" name="meshy_credits_used" id="meshy_credits_used"
+                       class="form-control" min="0" step="1"
+                       value="{{ prefill.meshy_credits_used if prefill else 0 }}"
+                       oninput="recalc()">
+                <span class="input-group-text">crédits</span>
+              </div>
+              <div class="form-text" id="meshyCostHint"></div>
+            </div>
+          </div>
         </div>
       </div>
 
@@ -574,7 +595,7 @@ document.getElementById('materialSelect').addEventListener('change', function()
 });
 
 // ── Autres champs → recalc ────────────────────────────────────────────────────
-['weight_g','hours','minutes','discount_pct','pieces_per_plate','order_qty'].forEach(id => {
+['weight_g','hours','minutes','discount_pct','pieces_per_plate','order_qty','meshy_credits_used'].forEach(id => {
   const el = document.getElementById(id);
   if (el) el.addEventListener('input', recalc);
 });
@@ -604,6 +625,8 @@ function recalc() {
     material_profile_id:  document.getElementById('materialProfileSelect').value || null,
     pieces_per_plate:     parseInt(document.getElementById('pieces_per_plate').value) || 1,
     order_qty:            parseInt(document.getElementById('order_qty').value) || 1,
+    meshy_enabled:        document.getElementById('meshy_enabled').checked,
+    meshy_credits_used:   parseInt(document.getElementById('meshy_credits_used').value) || 0,
   };
 
   fetch('/api/calculate', {
@@ -612,7 +635,13 @@ function recalc() {
     body: JSON.stringify(body)
   })
     .then(r => r.json())
-    .then(d => renderBreakdown(d, body))
+    .then(d => {
+      renderBreakdown(d, body);
+      if (d.meshy_unit_cost) {
+        document.getElementById('meshyCostHint').innerHTML =
+          `<span class="text-muted">Coût unitaire : ${d.meshy_unit_cost.toFixed(4)} €/crédit</span>`;
+      }
+    })
     .catch(() => {});
 }
 
@@ -620,6 +649,12 @@ function recalc() {
 function fmt(n)  { return parseFloat(n).toFixed(4) + ' €'; }
 function fmt2(n) { return parseFloat(n).toFixed(2) + ' €'; }
 
+function onMeshyToggle() {
+  const checked = document.getElementById('meshy_enabled').checked;
+  document.getElementById('meshyCreditsRow').classList.toggle('d-none', !checked);
+  recalc();
+}
+
 function renderBreakdown(d, body) {
   const dm  = parseFloat(body.design_multiplier).toFixed(2);
   const mgn = parseFloat(body.gross_margin_pct).toFixed(1);
@@ -729,6 +764,7 @@ function renderBreakdown(d, body) {
     <div class="breakdown-row section-header"><span>Partie variable</span></div>
     ${row(`<span class="breakdown-muted ps-2">Manutention <small class="text-secondary">${d._handling_minutes} min × ${d._handling_rate} €/h</small></span>`, d.handling_cost, '', true)}
     ${row(`<span class="breakdown-muted ps-2">Design (x${dm})</span>`, d.design_cost, '', true)}
+    ${body.meshy_enabled && d.meshy_cost > 0 ? row(`<span class="breakdown-muted ps-2" style="color:#7c3aed"><i class="bi bi-stars me-1"></i>Meshy.ai (${body.meshy_credits_used} crédits)</span>`, d.meshy_cost, '', true) : ''}
     ${row(`<span class="breakdown-muted ps-2">Marge brute (${mgn}%)</span>`, d.margin_amount)}
     ${row(`<span class="fw-semibold">Total marge <small class="text-muted fw-normal">(${d.marge_pct_on_ht}% du HT)</small></span>`, d.total_marge, 'subtotal')}
 

templates/settings.html

@@ -286,6 +286,45 @@
       </div>
     </div>
 
+    <!-- Meshy.ai -->
+    <div class="col-12">
+      <div class="card">
+        <div class="card-header py-3"><i class="bi bi-stars me-2" style="color:#7c3aed"></i>Meshy.ai — Génération 3D par IA</div>
+        <div class="card-body">
+          <div class="row g-3 align-items-end">
+            <div class="col-md-4">
+              <label class="form-label fw-semibold">Coût abonnement annuel (€)</label>
+              <input type="number" name="meshy_annual_cost" class="form-control"
+                     min="0" step="1"
+                     value="{{ settings.get('meshy_annual_cost', 200)|int }}">
+              <div class="form-text">Montant total payé par an (ex: 200 € pour Meshy Pro).</div>
+            </div>
+            <div class="col-md-4">
+              <label class="form-label fw-semibold">Crédits mensuels inclus</label>
+              <input type="number" name="meshy_monthly_credits" class="form-control"
+                     min="1" step="1"
+                     value="{{ settings.get('meshy_monthly_credits', 1000)|int }}">
+              <div class="form-text">Nb de crédits inclus chaque mois dans l'abonnement.</div>
+            </div>
+            <div class="col-md-4">
+              <label class="form-label fw-semibold">Multiplicateur de marge</label>
+              <input type="number" name="meshy_cost_multiplier" class="form-control"
+                     min="1" step="0.1"
+                     value="{{ settings.get('meshy_cost_multiplier', 1.0) }}">
+              <div class="form-text">
+                ×1.0 = répercute le coût exact. ×1.5 = coût + 50% de marge sur Meshy.
+                <br>Coût unitaire actuel :
+                <strong>
+                  {% set unit = settings.get('meshy_annual_cost', 200) / 12 / [settings.get('meshy_monthly_credits', 1000), 1]|max %}
+                  {{ "%.4f"|format(unit) }} €/crédit
+                </strong>
+              </div>
+            </div>
+          </div>
+        </div>
+      </div>
+    </div>
+
     <!-- iCal -->
     <div class="col-12">
       <div class="card">