usethesource: Add admin interface

conservancy/usethesource/admin.py

@@ -1,7 +1,7 @@
 from django.contrib import admin
 
 from .emails import make_candidate_email
-from .models import Candidate, Comment
+from .models import Candidate, Comment, SourceOffer
 
 
 class CommentInline(admin.TabularInline):
@@ -36,3 +36,10 @@ class CandidateAdmin(admin.ModelAdmin):
             # Announce the new candidate
             email = make_candidate_email(obj, request.user)
             email.send()
+
+
+@admin.register(SourceOffer)
+class SourceOfferAdmin(admin.ModelAdmin):
+    list_display = ['time', 'vendor', 'device']
+    fields = ['time', 'vendor', 'device', 'photo']
+    readonly_fields = ['time']

conservancy/usethesource/migrations/0010_sourceoffer_time.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.11 on 2024-07-29 09:42
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('usethesource', '0009_sourceoffer'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='sourceoffer',
+            name='time',
+            field=models.DateTimeField(auto_now_add=True, null=True),
+        ),
+    ]

conservancy/usethesource/models.py

@@ -70,6 +70,10 @@ class Comment(models.Model):
 
 
 class SourceOffer(models.Model):
+    time = models.DateTimeField(auto_now_add=True, null=True)
     vendor = models.CharField('Vendor name', max_length=50)
     device = models.CharField('Device name', max_length=50)
     photo = models.ImageField(upload_to='usethesource/offers')
+
+    def __str__(self):
+        return f'{self.vendor} {self.device}'