from apiflask import Schema
from apiflask import fields


class BodyRecordIn(Schema):
    height = fields.Float()
    weight = fields.Float()
    bmi = fields.Float()


class BodyRecordOut(Schema):
    record_id = fields.String(attribute='_id')
    height = fields.Float()
    weight = fields.Float()
    bmi = fields.Float()
    create_time = fields.String()
    update_time = fields.String(allow_none=True)


class BodyRecordsIn(Schema):
    sort = fields.String()
    current_date = fields.String()


class BodyRecordsOut(Schema):
    records = fields.List(fields.Nested(BodyRecordOut))


class BodyRecordChartIn(Schema):
    current_date = fields.String(required=True)
    period = fields.String()
    user_id = fields.String()


class BodyRecordChartNestedOut(Schema):
    weights = fields.List(fields.Float())
    bmis = fields.List(fields.Float())
    x_axis = fields.List(fields.String())


class BodyRecordChartOut(Schema):
    chart_data = fields.Nested(BodyRecordChartNestedOut)
    previous_date = fields.String()
    next_date = fields.String()