From 69b0fa02a487cfec2ee3f900eb9111e4621db891 Mon Sep 17 00:00:00 2001
From: Pedro Romero <promerogomb@unav.es>
Date: Tue, 13 May 2025 01:13:40 +0200
Subject: [PATCH] Working 2.0

---
 apps/__pycache__/__init__.cpython-311.pyc     | Bin 167 -> 167 bytes
 .../core/__pycache__/__init__.cpython-311.pyc | Bin 172 -> 172 bytes
 apps/core/__pycache__/admin.cpython-311.pyc   | Bin 227 -> 227 bytes
 apps/core/__pycache__/apps.cpython-311.pyc    | Bin 544 -> 544 bytes
 apps/core/__pycache__/models.cpython-311.pyc  | Bin 895 -> 895 bytes
 .../__pycache__/__init__.cpython-311.pyc      | Bin 183 -> 183 bytes
 .../__pycache__/__init__.cpython-311.pyc      | Bin 180 -> 180 bytes
 .../__pycache__/admin.cpython-311.pyc         | Bin 731 -> 731 bytes
 .../__pycache__/apps.cpython-311.pyc          | Bin 568 -> 568 bytes
 .../__pycache__/forms.cpython-311.pyc         | Bin 1383 -> 2704 bytes
 .../__pycache__/models.cpython-311.pyc        | Bin 1456 -> 1959 bytes
 .../__pycache__/services.cpython-311.pyc      | Bin 2443 -> 2458 bytes
 .../__pycache__/urls.cpython-311.pyc          | Bin 718 -> 718 bytes
 .../__pycache__/views.cpython-311.pyc         | Bin 1824 -> 1824 bytes
 apps/participants/forms.py                    |  44 +++++-
 .../__pycache__/0001_initial.cpython-311.pyc  | Bin 1647 -> 1647 bytes
 .../__pycache__/__init__.cpython-311.pyc      | Bin 191 -> 191 bytes
 apps/participants/models.py                   |  10 +-
 apps/participants/services.py                 |   2 +-
 .../__pycache__/__init__.cpython-311.pyc      | Bin 179 -> 179 bytes
 .../__pycache__/admin.cpython-311.pyc         | Bin 809 -> 809 bytes
 .../__pycache__/apps.cpython-311.pyc          | Bin 565 -> 565 bytes
 .../__pycache__/forms.cpython-311.pyc         | Bin 1183 -> 1183 bytes
 .../__pycache__/models.cpython-311.pyc        | Bin 2191 -> 2191 bytes
 .../__pycache__/urls.cpython-311.pyc          | Bin 432 -> 432 bytes
 .../__pycache__/views.cpython-311.pyc         | Bin 1303 -> 1303 bytes
 .../__pycache__/0001_initial.cpython-311.pyc  | Bin 1423 -> 1423 bytes
 .../__pycache__/__init__.cpython-311.pyc      | Bin 190 -> 190 bytes
 db.sqlite3                                    | Bin 143360 -> 143360 bytes
 static/css/styles.css                         | 142 +++++++++++++-----
 templates/base.html                           |   2 +
 templates/home.html                           |   1 +
 templates/participants/form.html              |   2 +-
 .../__pycache__/__init__.cpython-311.pyc      | Bin 172 -> 172 bytes
 .../__pycache__/settings.cpython-311.pyc      | Bin 3001 -> 3001 bytes
 trafoking/__pycache__/urls.cpython-311.pyc    | Bin 1159 -> 1159 bytes
 trafoking/__pycache__/wsgi.cpython-311.pyc    | Bin 698 -> 698 bytes
 37 files changed, 155 insertions(+), 48 deletions(-)

diff --git a/apps/__pycache__/__init__.cpython-311.pyc b/apps/__pycache__/__init__.cpython-311.pyc
index 34a97014c656d3fd2a9bcfcd32da3442adb6b4d3..cda2f2810407db8ed01d5873698da67e039df04b 100644
GIT binary patch
delta 18
YcmZ3^xSWw|IWI340}w3Co5(d604O&EZ2$lO

delta 18
YcmZ3^xSWw|IWI340}y<OoX9m704Z(+rvLx|

diff --git a/apps/core/__pycache__/__init__.cpython-311.pyc b/apps/core/__pycache__/__init__.cpython-311.pyc
index bb18473eca26a3e25e406a82572fe452e09cace1..5f3f2bcb04060a07b0ae910d69b0e94afb426e1d 100644
GIT binary patch
delta 18
YcmZ3(xQ3ByIWI340}w3Co5-~Y04U}Jd;kCd

delta 18
YcmZ3(xQ3ByIWI340}y<OoXE8Z04f~>wg3PC

diff --git a/apps/core/__pycache__/admin.cpython-311.pyc b/apps/core/__pycache__/admin.cpython-311.pyc
index e25d02ec3b83eb52e0c5062a5baaa025259fc696..25773f0b33856d4f96b203d61563c6697ce0c727 100644
GIT binary patch
delta 18
YcmaFN_?VGvIWI340}w3Co5*z&05EF>ApigX

delta 18
YcmaFN_?VGvIWI340}y<OoXB+(05PHkTL1t6

diff --git a/apps/core/__pycache__/apps.cpython-311.pyc b/apps/core/__pycache__/apps.cpython-311.pyc
index 71a013b025ce188826ad2a2a03abbef61fbbbd4b..065e50580f04ce195a6d1270e635f73796dead31 100644
GIT binary patch
delta 19
ZcmZ3$vVetaIWI340}w3C+sGxx1OO|71ONa4

delta 19
ZcmZ3$vVetaIWI340}y<O+{h)y1OP1a1Udi!

diff --git a/apps/core/__pycache__/models.cpython-311.pyc b/apps/core/__pycache__/models.cpython-311.pyc
index 83bb35da1d958e633a4c2bf8f88e7b5c57c177da..ff2d3b45804c45b8ed569276028561c53b5d8cc0 100644
GIT binary patch
delta 19
Zcmey*_MeSwIWI340}w3C+sIYQ3;;Rd1tI_d

delta 19
Zcmey*_MeSwIWI340}y<O+{jhR3;;V)1zZ3C

diff --git a/apps/core/migrations/__pycache__/__init__.cpython-311.pyc b/apps/core/migrations/__pycache__/__init__.cpython-311.pyc
index 6ec117eebad481e98b81995ff8aba6f44391bc50..a34994aca4575e1e1f7b08efb41d8e79e3639dd3 100644
GIT binary patch
delta 18
YcmdnaxSf$}IWI340}w3Co5-~m04iq$od5s;

delta 18
YcmdnaxSf$}IWI340}y<OoXE8n04tsZ*8l(j

diff --git a/apps/participants/__pycache__/__init__.cpython-311.pyc b/apps/participants/__pycache__/__init__.cpython-311.pyc
index d851821deee2babece4dd2048992caa9a7c98ce0..4add1d120459635230e3529c031855bbba81196b 100644
GIT binary patch
delta 18
YcmdnOxP_5xIWI340}w3Co5-~a04e?ilmGw#

delta 18
YcmdnOxP_5xIWI340}y<OoXE8b04p^F&Hw-a

diff --git a/apps/participants/__pycache__/admin.cpython-311.pyc b/apps/participants/__pycache__/admin.cpython-311.pyc
index 18497d57ccbc2637465968d2e9e236e0c307f735..65190bbb621c3cf597344df57fe5e9899049bc1c 100644
GIT binary patch
delta 19
Zcmcc3dYhGNIWI340}w3C+sJj12>>-_1v3Bu

delta 19
Zcmcc3dYhGNIWI340}y<O+{ks22>>?N1#JKT

diff --git a/apps/participants/__pycache__/apps.cpython-311.pyc b/apps/participants/__pycache__/apps.cpython-311.pyc
index 1dd00f372f5f0b7c455e05dac079c5e96a79eb87..20a798ba7831ff772c2bca70e1e7a314373cd1ec 100644
GIT binary patch
delta 19
ZcmdnNvV(<dIWI340}w3C+sLKI1OP7*1V{h?

delta 19
ZcmdnNvV(<dIWI340}y<O+{mTJ1OPCD1cCqn

diff --git a/apps/participants/__pycache__/forms.cpython-311.pyc b/apps/participants/__pycache__/forms.cpython-311.pyc
index c8820274d51231bcbd9f0a4c269343a7220f0af6..5b6a73ae434e591d339e14f6cbdef9344d51748a 100644
GIT binary patch
literal 2704
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delta 805
zcmZ{iy>HV%6u|HN703OMXwwixQcDHVT1ee07F02yn57{S3=knKt2QB399QQ=jPAgY
zF~}eo7$OEf#6U+RB-DXFz>zXop4d<~N6Ewj@5QvGsGQ&X`QF`o_uf5SZ|R3J|88zh
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diff --git a/apps/participants/__pycache__/models.cpython-311.pyc b/apps/participants/__pycache__/models.cpython-311.pyc
index 45cfc64a3920bcb5c9857f3c12cca83a7c8d9f0e..894c6488048c023de7919853f3a2df8da4f03ee3 100644
GIT binary patch
delta 902
zcmb7C-%Aux6h3!nW_NX+9i3dWLR)uB9SZw}Jw-pD2rM^2keHWYntQFaamVhgVp6!2
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delta 454
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diff --git a/apps/participants/__pycache__/services.cpython-311.pyc b/apps/participants/__pycache__/services.cpython-311.pyc
index 38dc886323445a96cd802b2d22d745fb3439d0cf..a9969e78bb713f54aa80f17d8eb2b0daa470523a 100644
GIT binary patch
delta 268
zcmeAco+Zq?oR^o20SIQ*D`m)U<lW22xMcHb##%<M6s9%I%a|D$Rx?iyV3uTNS;IOx
zhuN8%r3$DVgj3ii?_$pMXHREb!?BDJs1ArBfRUj`ijyIQ69ktr0cC&~CX>P$%%IF*
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delta 273
zcmbOw+%3$zoR^o20SG=sDrE?6<lW22xM=ff##%;|HB8Hx7#LOqF$C1ImZ-zn3=B1_
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diff --git a/apps/participants/__pycache__/urls.cpython-311.pyc b/apps/participants/__pycache__/urls.cpython-311.pyc
index dfc0358579aa18d29fd0f5e08fb7e867b7c43487..e97808c5840faf1aa8528212f71c1df48d0c776a 100644
GIT binary patch
delta 19
ZcmX@ddXANAIWI340}w3C+sJi<2>>&A1q=WH

delta 19
ZcmX@ddXANAIWI340}wdGZR9$_1OPDN1e*W=

diff --git a/apps/participants/__pycache__/views.cpython-311.pyc b/apps/participants/__pycache__/views.cpython-311.pyc
index 84d91cb17e883c9bfcb273bf3b8678c36da16c64..6cb0f6bedd560cb24155ad570fabe351210425b7 100644
GIT binary patch
delta 19
ZcmZ3$w}6jpIWI340}w3C+sGxx4gf6M1Q`GT

delta 19
ZcmZ3$w}6jpIWI340}y<O+{h)y4gfAp1XBP2

diff --git a/apps/participants/forms.py b/apps/participants/forms.py
index b748798..cc6cebe 100644
--- a/apps/participants/forms.py
+++ b/apps/participants/forms.py
@@ -1,10 +1,44 @@
+# forms.py
 from django import forms
+from django.utils.safestring import mark_safe
 from .models import Participant
+import re
+from django.core.exceptions import ValidationError
+
+_DECIMAL_RE = re.compile(r"[^\d,\.]")
 
 class ParticipantForm(forms.ModelForm):
     class Meta:
-        model   = Participant
-        fields  = ["group_name","R_diff","L_diff","Ph_diff","Pcu_diff","s_vol_over_eta"]
-        widgets = {f: forms.NumberInput(attrs={"step": "0.1", "class": "input"}) 
-                   for f in fields if f!="group_name"}
-        widgets["group_name"]= forms.TextInput(attrs={"class":"input"})
+        model = Participant
+        fields = [
+            "group_name",
+            "R_diff",
+            "L_diff",
+            "Ph_diff",
+            "Pcu_diff",
+            "s_vol_over_eta",
+        ]
+        widgets = {
+            f: forms.NumberInput(attrs={"step": "0.1", "class": "input"})
+            for f in fields if f != "group_name"
+        }
+        widgets["group_name"] = forms.TextInput(attrs={"class": "input"})
+        labels = {
+            "group_name": "Nombre del grupo",
+            "R_diff": mark_safe("R<sub>diff</sub>"),
+            "L_diff": mark_safe("L<sub>diff</sub>"),
+            "Ph_diff": mark_safe("P<sub>h, diff</sub>"),
+            "Pcu_diff": mark_safe("P<sub>cu, diff</sub>"),
+            "s_vol_over_eta": mark_safe("S/Vol·η"),
+        }
+    def clean_s_vol_over_eta(self):
+        raw = self.data.get("s_vol_over_eta", "")
+        raw = _DECIMAL_RE.sub("", raw)   # quita letras o espacios
+        raw = raw.replace(",", ".")      # coma → punto
+        try:
+            value = float(raw)
+        except ValueError:
+            raise ValidationError("Introduce un número válido (ej. 12.3)")
+        if value <= 0:
+            raise ValidationError("Debe ser mayor que 0")
+        return value
\ No newline at end of file
diff --git a/apps/participants/migrations/__pycache__/0001_initial.cpython-311.pyc b/apps/participants/migrations/__pycache__/0001_initial.cpython-311.pyc
index 748015faa9e061d1a1a4d5ea130b0eb0e5748151..2a5b1dea2436211a9e6817089f112882fde4c3f4 100644
GIT binary patch
delta 19
ZcmaFQ^PY!mIWI340}w3C+sKv51^_rv1pxp6

delta 19
ZcmaFQ^PY!mIWI340}y<O+{l&61^_w11v>x$

diff --git a/apps/participants/migrations/__pycache__/__init__.cpython-311.pyc b/apps/participants/migrations/__pycache__/__init__.cpython-311.pyc
index b861cebbddb7c6ca1bc40501fca462fa62171867..1151a54996cc84be9fe7ed1218ff0df9f8303e74 100644
GIT binary patch
delta 18
YcmdnbxSx@0IWI340}w3Co5-~l04sk4wEzGB

delta 18
YcmdnbxSx@0IWI340}y<OoXE8m04%ly?*IS*

diff --git a/apps/participants/models.py b/apps/participants/models.py
index 11a3b34..a7fce0b 100644
--- a/apps/participants/models.py
+++ b/apps/participants/models.py
@@ -1,6 +1,8 @@
 # apps/participants/models.py
 from django.db import models
 from apps.core.models import TimeStampedModel
+import re
+from django.core.exceptions import ValidationError
 
 class Participant(TimeStampedModel):
     group_name = models.CharField(max_length=80, unique=True)
@@ -10,8 +12,7 @@ class Participant(TimeStampedModel):
     L_diff  = models.FloatField()
     Ph_diff = models.FloatField()
     Pcu_diff= models.FloatField()
-
-    s_vol_over_eta = models.FloatField(help_text="S*Vol/η")  # métrica objetiva
+    s_vol_over_eta = models.FloatField()
     score = models.FloatField(default=0)
 
     class Meta:
@@ -19,3 +20,8 @@ class Participant(TimeStampedModel):
 
     def __str__(self):
         return self.group_name
+    
+    def clean(self):
+        super().clean()
+        if self.s_vol_over_eta <= 0:
+            raise ValidationError({"s_vol_over_eta": "Debe ser mayor que 0"})
diff --git a/apps/participants/services.py b/apps/participants/services.py
index 0a36c65..14210e7 100644
--- a/apps/participants/services.py
+++ b/apps/participants/services.py
@@ -29,7 +29,7 @@ def calculate_scores():
             p.score += _factor(diff) * weight
 
     # 3) Objetivo (rank por métrica)
-    sorted_by_obj = sorted(participants, key=lambda x: x.s_vol_over_eta)
+    sorted_by_obj = sorted(participants, key=lambda x: x.s_vol_over_eta, reverse=True)
     for idx, p in enumerate(sorted_by_obj, start=1):
         p.score += max(settings.objective_weight - (idx - 1), 0)
 
diff --git a/apps/settingsapp/__pycache__/__init__.cpython-311.pyc b/apps/settingsapp/__pycache__/__init__.cpython-311.pyc
index 6d3b08c11e15b69cfe2541b691d59c2a67f5ccef..bf2d43ecf270bbfb67b86549e257b4661ee35df1 100644
GIT binary patch
delta 18
YcmdnYxS5e_IWI340}w3Co5-~i04du9kpKVy

delta 18
YcmdnYxS5e_IWI340}y<OoXE8j04ov%%K!iX

diff --git a/apps/settingsapp/__pycache__/admin.cpython-311.pyc b/apps/settingsapp/__pycache__/admin.cpython-311.pyc
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GIT binary patch
delta 19
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delta 19
ZcmZ3<wvvr&IWI340}y<O+{h)*3;-^U1X=(9

diff --git a/apps/settingsapp/__pycache__/apps.cpython-311.pyc b/apps/settingsapp/__pycache__/apps.cpython-311.pyc
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GIT binary patch
delta 19
ZcmdnWvXzBvIWI340}w3C+sLKO1OP6e1U~=(

delta 19
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diff --git a/apps/settingsapp/__pycache__/forms.cpython-311.pyc b/apps/settingsapp/__pycache__/forms.cpython-311.pyc
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GIT binary patch
delta 19
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delta 19
ZcmbQwIiHhjIWI340}y<O+{iVR1pqF21j7IT

diff --git a/apps/settingsapp/__pycache__/models.cpython-311.pyc b/apps/settingsapp/__pycache__/models.cpython-311.pyc
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GIT binary patch
delta 19
ZcmeAd>=)!(&dbZi00ay3HgdIc001kz1Z@BS

delta 19
ZcmeAd>=)!(&dbZi00bW*H*&Rd001p51g8K1

diff --git a/apps/settingsapp/__pycache__/urls.cpython-311.pyc b/apps/settingsapp/__pycache__/urls.cpython-311.pyc
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GIT binary patch
delta 19
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delta 19
ZcmdnMyn&f(IWI340}y<O+{m?z5dbhS1m^$%

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delta 19
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delta 19
ZcmbQvHJyuVIWI340}y<O+{net3IHr@1TFvo

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GIT binary patch
delta 19
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delta 19
ZcmeC@?&s!O&dbZi00bW*H*&SI0st&t1egE-

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GIT binary patch
delta 18
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delta 18
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delta 726
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diff --git a/static/css/styles.css b/static/css/styles.css
index af3fb09..ac41ed1 100644
--- a/static/css/styles.css
+++ b/static/css/styles.css
@@ -1,39 +1,103 @@
-/* static/css/styles.css */
-:root{
-    --brand-blue:#002e5d;
-    --brand-yellow:#f4b400;
-    --brand-orange:#ffa94d;
-  }
-  
-  body{background:var(--brand-blue);color:#fff;font-family:Inter,system-ui,sans-serif}
-  
-  /*–– Botones ––*/
-  .btn{
-    @apply inline-block px-6 py-3 rounded-xl font-medium transition transform;
-  }
-  .btn-primary{
-    background:var(--brand-orange);color:#222;
-  }
-  .btn-primary:hover{filter:brightness(1.1) scale(1.02)}
-  .btn-secondary{
-    background:transparent;border:2px solid var(--brand-orange);color:var(--brand-orange);
-  }
-  .btn-secondary:hover{background:var(--brand-orange);color:#222}
-  
-  /*–– Animaciones hero ––*/
-  @keyframes scaleFade{
-    0%{opacity:0;transform:scale(.7)}
-    100%{opacity:1;transform:scale(1)}
-  }
-  .hero-appear{animation:scaleFade .6s ease-out both}
-  
-  /*–– Transición logo grande→pequeño ––*/
-  .logo-big   {width: 60%}
-  .logo-small {width:48px}
-  
-  /*–– Table ––*/
-  table{border-collapse:collapse;width:100%;max-width:640px;margin-inline:auto}
-  th,td{padding:.6rem 1rem;border-bottom:1px solid #ffffff33}
-  thead{background:#ffffff11}
-  tbody tr:nth-child(even){background:#ffffff08}
-  
\ No newline at end of file
+:root {
+  --brand-blue: #002e5d;
+  --brand-orange: #ffa94d;
+}
+
+/* Cuerpo */
+body {
+  background: var(--brand-blue);
+  color: #fff;
+  font-family: Inter, system-ui, sans-serif;
+}
+
+/*–– Botones ––*/
+.btn {
+  display: inline-block;
+  padding: 0.75rem 1.25rem;
+  border-radius: 0.5rem;
+  font-weight: 600;
+  text-decoration: none;
+  transition: box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
+  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
+  cursor: pointer;
+}
+.btn:hover {
+  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
+}
+.btn:focus {
+  outline: 2px solid rgba(255,255,255,0.6);
+  outline-offset: 2px;
+}
+
+/* Botón principal */
+.btn-primary {
+  background-color: var(--brand-orange);
+  color: #222;
+  border: none;
+}
+.btn-primary:hover {
+  background-color: #ee993f;
+}
+
+/* Botón secundario */
+.btn-secondary {
+  background-color: transparent;
+  border: 2px solid var(--brand-orange);
+  color: var(--brand-orange);
+}
+.btn-secondary:hover {
+  background-color: var(--brand-orange);
+  color: #222;
+}
+
+/*–– Formularios ––*/
+form {
+  max-width: 360px;
+  margin: 0 auto;        /* centra el bloque del formulario */
+  width: 100%;
+}
+form label {
+  display: block;
+  margin-bottom: 0.5rem;
+  font-weight: 500;
+  color: #fff;
+}
+form input,
+form select,
+form textarea {
+  width: 100%;
+  padding: 0.5rem 1rem;
+  margin-bottom: 1rem;
+  border: none;
+  border-radius: 0.375rem;
+  background-color: #fff;
+  color: #333;
+  font-size: 1rem;
+  box-sizing: border-box;
+}
+form input:focus,
+form select:focus,
+form textarea:focus {
+  outline: 2px solid var(--brand-orange);
+  outline-offset: 2px;
+}
+
+/*–– Animaciones hero ––*/
+@keyframes scaleFade {
+  0% { opacity: 0; transform: scale(.7) }
+  100% { opacity: 1; transform: scale(1) }
+}
+.hero-appear { animation: scaleFade .6s ease-out both }
+
+/*–– Logos ––*/
+.logo-big   { width: 60% }
+.logo-small { width: 100px }
+
+/*-- Texto matemático --*/
+label sub,
+label sup {
+  font-size: 0.75em;
+  vertical-align: baseline;
+  position: relative;
+  top: 0.25em;
+}
diff --git a/templates/base.html b/templates/base.html
index 339caa6..9d8874a 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -12,6 +12,7 @@
 </head>
 <body class="min-h-screen flex flex-col">
 
+  {% block navbar %}
   <!-- NAVBAR -->
   <header class="flex items-center gap-4 px-6 py-4">
     <a href="/" aria-label="Inicio">
@@ -22,6 +23,7 @@
       <a href="{% url 'settings' %}" class="btn btn-secondary hidden sm:inline-block">Administración</a>
     </nav>
   </header>
+  {% endblock %}
 
   <!-- CONTENIDO -->
   <main class="flex-1 flex flex-col items-center justify-center px-4">
diff --git a/templates/home.html b/templates/home.html
index 8ca5143..fd457b3 100644
--- a/templates/home.html
+++ b/templates/home.html
@@ -1,6 +1,7 @@
 <!-- templates/home.html -->
 {% extends "base.html" %}
 {% load static %}
+{% block navbar %}{% endblock %}
 {% block title %}Trafoking{% endblock %}
 {% block content %}
 <section class="flex flex-col items-center text-center gap-12 hero-appear">
diff --git a/templates/participants/form.html b/templates/participants/form.html
index 7a9c368..1e36fd4 100644
--- a/templates/participants/form.html
+++ b/templates/participants/form.html
@@ -20,4 +20,4 @@
   </button>
 </form>
 
-{% endblock %}
+{% endblock %}
\ No newline at end of file
diff --git a/trafoking/__pycache__/__init__.cpython-311.pyc b/trafoking/__pycache__/__init__.cpython-311.pyc
index 144547156c3c58acc700b06189cef8368023a35c..16aad9334765140c07d22d15df54955255930842 100644
GIT binary patch
delta 18
YcmZ3(xQ3ByIWI340}w3Co5-~Y04U}Jd;kCd

delta 18
YcmZ3(xQ3ByIWI340}y<OoXE8Z04f~>wg3PC

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GIT binary patch
delta 19
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delta 19
ZcmdlfzEhlQIWI340}z<TZRA?d4FE6i1bzSj

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GIT binary patch
delta 19
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delta 19
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GIT binary patch
delta 19
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delta 19
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