first commit

processes/admin.py

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+from django.contrib import admin
+from simple_history.admin import SimpleHistoryAdmin
+from django.utils.html import format_html
+from django.utils.safestring import mark_safe
+from .models import Process, ProcessStep, ProcessInstance, StepInstance, StepDependency, StepRejection, StepRevision
+
+@admin.register(Process)
+class ProcessAdmin(SimpleHistoryAdmin):
+    list_display = ['name', 'is_active', 'created_by', 'created', 'steps_count']
+    list_filter = ['is_active', 'created']
+    search_fields = ['name', 'description', 'created_by__username']
+    prepopulated_fields = {'slug': ('name',)}
+    readonly_fields = ['deleted_at', 'created', 'updated']
+    
+    def steps_count(self, obj):
+        return obj.steps.count()
+    steps_count.short_description = "تعداد مراحل"
+
+@admin.register(ProcessStep)
+class ProcessStepAdmin(SimpleHistoryAdmin):
+    list_display = ['name', 'process', 'order', 'is_required', 'dependencies_display', 'blocks_previous', 'can_go_back']
+    list_filter = ['process', 'is_required', 'blocks_previous', 'can_go_back']
+    search_fields = ['name', 'process__name', 'description']
+    prepopulated_fields = {'slug': ('name',)}
+    readonly_fields = ['deleted_at']
+    ordering = ['process', 'order']
+
+    def dependencies_display(self, obj):
+        dependencies = obj.get_dependencies()
+        if dependencies:
+            dependency_names = ProcessStep.objects.filter(id__in=dependencies).values_list('name', flat=True)
+            return ", ".join(dependency_names)
+        return "بدون وابستگی"
+    dependencies_display.short_description = "وابسته به"
+
+@admin.register(StepDependency)
+class StepDependencyAdmin(admin.ModelAdmin):
+    list_display = ['dependent_step', 'dependency_step', 'process_display', 'created_at']
+    list_filter = ['dependent_step__process', 'created_at']
+    search_fields = ['dependent_step__name', 'dependency_step__name']
+    ordering = ['dependent_step__process', 'dependent_step__order']
+
+    def process_display(self, obj):
+        return obj.dependent_step.process.name
+    process_display.short_description = "فرآیند"
+
+@admin.register(ProcessInstance)
+class ProcessInstanceAdmin(SimpleHistoryAdmin):
+    list_display = ['name', 'process', 'requester', 'current_step', 'status', 'started_at', 'progress_display']
+    list_filter = ['process', 'status', 'started_at']
+    search_fields = ['name', 'process__name', 'requester__username', 'requester__first_name']
+    readonly_fields = ['deleted_at', 'started_at', 'completed_at']
+    ordering = ['-started_at']
+
+    def progress_display(self, obj):
+        total_steps = obj.process.steps.count()
+        completed_steps = obj.step_instances.filter(status='completed').count()
+        percentage = (completed_steps / total_steps * 100) if total_steps > 0 else 0
+        percentage_int = int(percentage)
+        return format_html(
+            '<div class="progress" style="width: 100px;"><div class="progress-bar" style="width: {}%">{}/{} ({}%)</div></div>',
+            percentage_int, completed_steps, total_steps, percentage_int
+        )
+    progress_display.short_description = "پیشرفت"
+
+@admin.register(StepInstance)
+class StepInstanceAdmin(SimpleHistoryAdmin):
+    list_display = ['process_instance', 'step', 'assigned_to', 'status_display', 'rejection_count', 'started_at', 'completed_at']
+    list_filter = ['status', 'step__process', 'started_at']
+    search_fields = ['process_instance__name', 'step__name', 'assigned_to__username']
+    readonly_fields = ['started_at', 'completed_at']
+    ordering = ['process_instance', 'step__order']
+
+    def status_display(self, obj):
+        return mark_safe(obj.get_status_display_with_color())
+    status_display.short_description = "وضعیت"
+
+    def rejection_count(self, obj):
+        count = obj.get_rejection_count()
+        if count > 0:
+            return format_html('<span class="badge bg-danger">{}</span>', count)
+        return format_html('<span class="badge bg-success">0</span>')
+    rejection_count.short_description = "تعداد رد شدن‌ها"
+
+@admin.register(StepRejection)
+class StepRejectionAdmin(SimpleHistoryAdmin):
+    list_display = ['step_instance', 'rejected_by', 'reason_short', 'created_at']
+    list_filter = ['rejected_by', 'created_at', 'step_instance__step__process']
+    search_fields = ['step_instance__step__name', 'rejected_by__username', 'reason']
+    readonly_fields = ['created_at']
+    ordering = ['-created_at']
+
+    def reason_short(self, obj):
+        return obj.reason[:50] + "..." if len(obj.reason) > 50 else obj.reason
+    reason_short.short_description = "دلیل رد شدن"
+
+@admin.register(StepRevision)
+class StepRevisionAdmin(SimpleHistoryAdmin):
+    list_display = ['step_instance', 'rejection', 'revised_by', 'changes_short', 'created_at']
+    list_filter = ['revised_by', 'created_at', 'step_instance__step__process']
+    search_fields = ['step_instance__step__name', 'revised_by__username', 'changes_description']
+    readonly_fields = ['created_at']
+    ordering = ['-created_at']
+
+    def changes_short(self, obj):
+        return obj.changes_description[:50] + "..." if len(obj.changes_description) > 50 else obj.changes_description
+    changes_short.short_description = "تغییرات"