from apps.utils.serializers import CustomModelSerializer
from apps.mtm.models import Shift, Material, Mgroup, Team, Goal, Process, Route
from apps.utils.constants import EXCLUDE_FIELDS
from rest_framework import serializers
from apps.system.models import Dept

class ShiftSerializer(CustomModelSerializer):
    class Meta:
        model = Shift
        fields = '__all__'
        read_only_fields = EXCLUDE_FIELDS

class MaterialSerializer(CustomModelSerializer):
    class Meta:
        model = Material
        fields = '__all__'
        read_only_fields = EXCLUDE_FIELDS

class MgroupSerializer(CustomModelSerializer):
    belong_dept = serializers.PrimaryKeyRelatedField(label="所属部门", queryset=Dept.objects.all(), required=True)
    belong_dept_name = serializers.CharField(source='belong_dept.name', read_only=True)
    class Meta:
        model = Mgroup
        fields = '__all__'
        read_only_fields = EXCLUDE_FIELDS

class TeamSerializer(CustomModelSerializer):
    belong_dept = serializers.PrimaryKeyRelatedField(label="所属部门", queryset=Dept.objects.all(), required=True)
    leader_name = serializers.CharField(source='leader.name', read_only=True)
    belong_dept_name = serializers.CharField(source='belong_dept.name', read_only=True)
    class Meta:
        model = Team
        fields = '__all__'
        read_only_fields = EXCLUDE_FIELDS


class GoalSerializer(CustomModelSerializer):
    goal_cate_name = serializers.CharField(source='goal_cate.name', read_only=True)
    mgroup_name = serializers.CharField(source='mgroup.name', read_only=True)
    class Meta:
        model = Goal
        fields = '__all__'
        read_only_fields = EXCLUDE_FIELDS

class MgroupGoalYearSerializer(serializers.Serializer):
    mgroup = serializers.CharField(label='ID或名称')
    year = serializers.IntegerField(label='年')


class ProcessSerializer(CustomModelSerializer):
    belong_dept_name = serializers.CharField(source='belong_dept.name', read_only=True)
    class Meta:
        model = Process
        fields = '__all__'
        read_only_fields = EXCLUDE_FIELDS

class RouteSerializer(CustomModelSerializer):
    material_ = MaterialSerializer(source='material', read_only=True)
    process_name = serializers.CharField(source='process.name', read_only=True)
    process_cate = serializers.CharField(source='process.cate', read_only=True)
    class Meta:
        model = Route
        fields = '__all__'
        read_only_fields = EXCLUDE_FIELDS

    def update(self, instance, validated_data):
        validated_data.pop('material', None)
        validated_data.pop('process', None)
        return super().update(instance, validated_data)