# Generated by Django 5.2.8 on 2026-07-27

import django.db.models.deletion
import uuid
from django.conf import settings
from django.db import migrations, models


class Migration(migrations.Migration):
    initial = True

    dependencies = [
        ("tickets", "0013_ticketsupportanalysis_applied_solution_and_more"),
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name="ChannelEndpoint",
            fields=[
                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
                ("public_id", models.UUIDField(default=uuid.uuid4, editable=False, unique=True)),
                ("name", models.CharField(max_length=120, unique=True)),
                ("adapter_type", models.CharField(default="generic_webhook", max_length=40)),
                ("outbound_url", models.URLField(blank=True, max_length=500)),
                ("webhook_secret_encrypted", models.TextField(blank=True)),
                ("outbound_token_encrypted", models.TextField(blank=True)),
                ("enabled", models.BooleanField(default=True)),
                ("created_at", models.DateTimeField(auto_now_add=True)),
                ("updated_at", models.DateTimeField(auto_now=True)),
                ("created_by", models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name="created_channel_endpoints", to=settings.AUTH_USER_MODEL)),
            ],
            options={"ordering": ["name"]},
        ),
        migrations.CreateModel(
            name="ChannelConversation",
            fields=[
                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
                ("public_id", models.UUIDField(default=uuid.uuid4, editable=False, unique=True)),
                ("external_conversation_id", models.CharField(max_length=200)),
                ("title", models.CharField(blank=True, max_length=200)),
                ("participants", models.JSONField(blank=True, default=list)),
                ("created_at", models.DateTimeField(auto_now_add=True)),
                ("updated_at", models.DateTimeField(auto_now=True)),
                ("endpoint", models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name="conversations", to="channels.channelendpoint")),
                ("ticket", models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name="channel_conversations", to="tickets.ticket")),
            ],
            options={"ordering": ["-updated_at"]},
        ),
        migrations.CreateModel(
            name="ChannelMessage",
            fields=[
                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
                ("public_id", models.UUIDField(default=uuid.uuid4, editable=False, unique=True)),
                ("direction", models.CharField(max_length=16)),
                ("external_message_id", models.CharField(blank=True, max_length=200)),
                ("idempotency_key", models.CharField(blank=True, max_length=200)),
                ("sender", models.CharField(blank=True, max_length=160)),
                ("message_type", models.CharField(default="text", max_length=24)),
                ("text", models.TextField(blank=True)),
                ("payload", models.JSONField(blank=True, default=dict)),
                ("status", models.CharField(max_length=24)),
                ("error_message", models.TextField(blank=True)),
                ("occurred_at", models.DateTimeField(blank=True, null=True)),
                ("sent_at", models.DateTimeField(blank=True, null=True)),
                ("delivered_at", models.DateTimeField(blank=True, null=True)),
                ("created_at", models.DateTimeField(auto_now_add=True)),
                ("updated_at", models.DateTimeField(auto_now=True)),
                ("conversation", models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name="messages", to="channels.channelconversation")),
                ("created_by", models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name="created_channel_messages", to=settings.AUTH_USER_MODEL)),
                ("endpoint", models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name="messages", to="channels.channelendpoint")),
                ("ticket", models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name="channel_messages", to="tickets.ticket")),
            ],
            options={"ordering": ["-created_at"]},
        ),
        migrations.CreateModel(
            name="ChannelReceipt",
            fields=[
                ("id", models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name="ID")),
                ("receipt_type", models.CharField(max_length=24)),
                ("external_receipt_id", models.CharField(max_length=200)),
                ("payload", models.JSONField(blank=True, default=dict)),
                ("received_at", models.DateTimeField(auto_now_add=True)),
                ("message", models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name="receipts", to="channels.channelmessage")),
            ],
            options={"ordering": ["received_at"]},
        ),
        migrations.AddConstraint(
            model_name="channelconversation",
            constraint=models.UniqueConstraint(fields=("endpoint", "external_conversation_id"), name="unique_channel_external_conversation"),
        ),
        migrations.AddIndex(
            model_name="channelmessage",
            index=models.Index(fields=["endpoint", "direction", "created_at"], name="channels_ch_endpoin_30d460_idx"),
        ),
        migrations.AddIndex(
            model_name="channelmessage",
            index=models.Index(fields=["status", "created_at"], name="channels_ch_status_eeefec_idx"),
        ),
        migrations.AddConstraint(
            model_name="channelmessage",
            constraint=models.UniqueConstraint(condition=models.Q(("external_message_id__gt", "")), fields=("endpoint", "direction", "external_message_id"), name="unique_channel_external_message"),
        ),
        migrations.AddConstraint(
            model_name="channelmessage",
            constraint=models.UniqueConstraint(condition=models.Q(("idempotency_key__gt", "")), fields=("endpoint", "direction", "idempotency_key"), name="unique_channel_message_idempotency"),
        ),
        migrations.AddConstraint(
            model_name="channelreceipt",
            constraint=models.UniqueConstraint(fields=("message", "receipt_type", "external_receipt_id"), name="unique_channel_message_receipt"),
        ),
    ]