fix error in gitignore

2026-09-24 12:32:59 +03:30
commit 86c117ee2a
165 changed files with 5963 additions and 0 deletions
@@ -0,0 +1,111 @@
+"""Database-driven workflow definitions.
+
+The engine knows only generic concepts (steps, transitions, conditions,
+versions). Business processes (washing, drying, sorting, ...) are data, never
+code. Do NOT add hard-coded step names or branching here.
+"""
+from django.db import models
+
+from apps.core.models import TimeStampedModel, UUIDModel
+
+
+class Workflow(UUIDModel, TimeStampedModel):
+    class Status(models.TextChoices):
+        DRAFT = "draft", "Draft"
+        ACTIVE = "active", "Active"
+        INACTIVE = "inactive", "Inactive"
+        ARCHIVED = "archived", "Archived"
+
+    name = models.CharField(max_length=200)
+    slug = models.SlugField(max_length=200, unique=True)
+    description = models.TextField(blank=True)
+    status = models.CharField(max_length=16, choices=Status.choices, default=Status.DRAFT)
+    active_version = models.OneToOneField(
+        "WorkflowVersion", null=True, blank=True, on_delete=models.SET_NULL, related_name="+"
+    )
+
+    def __str__(self) -> str:
+        return self.name
+
+
+class WorkflowVersion(UUIDModel, TimeStampedModel):
+    class Status(models.TextChoices):
+        DRAFT = "draft", "Draft"
+        ACTIVE = "active", "Active"
+        INACTIVE = "inactive", "Inactive"
+        ARCHIVED = "archived", "Archived"
+
+    workflow = models.ForeignKey(Workflow, on_delete=models.CASCADE, related_name="versions")
+    version = models.PositiveIntegerField()
+    status = models.CharField(max_length=16, choices=Status.choices, default=Status.DRAFT)
+    published_at = models.DateTimeField(null=True, blank=True)
+
+    class Meta:
+        ordering = ["-version"]
+        constraints = [
+            models.UniqueConstraint(fields=["workflow", "version"], name="uniq_workflow_version")
+        ]
+
+    def __str__(self) -> str:
+        return f"{self.workflow.slug} v{self.version}"
+
+
+class WorkflowStep(UUIDModel):
+    class StepType(models.TextChoices):
+        TASK = "task", "Task"
+        DECISION = "decision", "Decision"
+        INPUT = "input", "Input"
+        OUTPUT = "output", "Output"
+        INTEGRATION = "integration", "Integration"
+
+    version = models.ForeignKey(WorkflowVersion, on_delete=models.CASCADE, related_name="steps")
+    key = models.SlugField(max_length=100)
+    name = models.CharField(max_length=200)
+    description = models.TextField(blank=True)
+    order = models.PositiveIntegerField(default=0)
+    step_type = models.CharField(max_length=16, choices=StepType.choices, default=StepType.TASK)
+    required = models.BooleanField(default=False)
+    enabled = models.BooleanField(default=True)
+    estimated_duration_minutes = models.PositiveIntegerField(default=0)
+    is_start = models.BooleanField(default=False)
+    is_terminal = models.BooleanField(default=False)
+    requires_customer_confirmation = models.BooleanField(default=False)
+    requires_payment = models.BooleanField(default=False)
+    triggers_invoice = models.BooleanField(default=False)
+    triggers_odoo_sync = models.BooleanField(default=False)
+    customer_visible = models.BooleanField(default=True)
+    operator_visible = models.BooleanField(default=True)
+    live_monitoring_enabled = models.BooleanField(default=False)
+    input_schema = models.JSONField(default=dict, blank=True)
+    output_schema = models.JSONField(default=dict, blank=True)
+    # Optional condition (dict) that gates whether this step is available.
+    availability_condition = models.JSONField(default=dict, blank=True)
+    # Canvas position for the visual workflow designer.
+    position_x = models.FloatField(default=0)
+    position_y = models.FloatField(default=0)
+
+    class Meta:
+        ordering = ["order"]
+        constraints = [
+            models.UniqueConstraint(fields=["version", "key"], name="uniq_step_key")
+        ]
+
+    def __str__(self) -> str:
+        return f"{self.key} ({self.version})"
+
+
+class WorkflowTransition(UUIDModel):
+    version = models.ForeignKey(WorkflowVersion, on_delete=models.CASCADE, related_name="transitions")
+    from_step = models.ForeignKey(WorkflowStep, on_delete=models.CASCADE, related_name="outgoing")
+    to_step = models.ForeignKey(WorkflowStep, on_delete=models.CASCADE, related_name="incoming")
+    # List of condition dicts, e.g. [{"type": "step_completed", "step": "drying"}]
+    conditions = models.JSONField(default=list, blank=True)
+    required_roles = models.ManyToManyField("rbac.Role", blank=True)
+
+    class Meta:
+        constraints = [
+            models.UniqueConstraint(fields=["version", "from_step", "to_step"], name="uniq_transition")
+        ]
+
+    def __str__(self) -> str:
+        return f"{self.from_step.key} -> {self.to_step.key}"