from django.contrib import admin
from django.core.exceptions import ValidationError

from .models import (
    Character,
    MathBTIAssessment,
    MathBTIResult,
    MathIdentity,
    SkillPackage,
    Story,
    StoryChoice,
    StoryMark,
    StoryRun,
    StoryVersion,
    UserRelationship,
)
from .services import validate_story_content


@admin.register(Story)
class StoryAdmin(admin.ModelAdmin):
    list_display = ("title", "kind", "estimated_minutes", "is_visible")
    list_filter = ("kind", "is_visible")
    search_fields = ("title", "summary", "slug")
    list_editable = ("is_visible",)


@admin.register(StoryVersion)
class StoryVersionAdmin(admin.ModelAdmin):
    list_display = ("story", "version", "is_published", "published_at", "created_at")
    list_filter = ("is_published", "story__kind")
    search_fields = ("story__title",)
    ordering = ("story", "-version")

    def save_model(self, request, obj, form, change):
        errors = validate_story_content(obj.content)
        if errors:
            raise ValidationError(errors)
        super().save_model(request, obj, form, change)


@admin.register(StoryRun)
class StoryRunAdmin(admin.ModelAdmin):
    list_display = ("id", "user", "story_version", "status", "current_node", "updated_at")
    list_filter = ("status", "story_version__story")
    readonly_fields = ("started_at", "updated_at", "completed_at")
    search_fields = ("user__username", "user__nickname", "story_version__story__title")
    ordering = ("-updated_at",)


admin.site.register(MathIdentity)
admin.site.register(MathBTIAssessment)
admin.site.register(MathBTIResult)
admin.site.register(Character)
admin.site.register(StoryChoice)
admin.site.register(StoryMark)
admin.site.register(UserRelationship)
admin.site.register(SkillPackage)