// Code generated by ent, DO NOT EDIT.

package ent

import (
	"fmt"
	"strings"
	"time"
	"wechat-api/ent/employee"
	"wechat-api/ent/tutorial"

	"entgo.io/ent"
	"entgo.io/ent/dialect/sql"
)

// Tutorial is the model entity for the Tutorial schema.
type Tutorial struct {
	config `json:"-"`
	// ID of the ent.
	ID uint64 `json:"id,omitempty"`
	// Create Time | 创建日期
	CreatedAt time.Time `json:"created_at,omitempty"`
	// Update Time | 修改日期
	UpdatedAt time.Time `json:"updated_at,omitempty"`
	// Delete Time | 删除日期
	DeletedAt time.Time `json:"deleted_at,omitempty"`
	// employee_id | 员工ID
	EmployeeID uint64 `json:"employee_id,omitempty"`
	// index | 序号
	Index int `json:"index,omitempty"`
	// title | 标题
	Title string `json:"title,omitempty"`
	// content | 内容
	Content string `json:"content,omitempty"`
	// organization_id | 租户ID
	OrganizationID uint64 `json:"organization_id,omitempty"`
	// Edges holds the relations/edges for other nodes in the graph.
	// The values are being populated by the TutorialQuery when eager-loading is set.
	Edges        TutorialEdges `json:"edges"`
	selectValues sql.SelectValues
}

// TutorialEdges holds the relations/edges for other nodes in the graph.
type TutorialEdges struct {
	// Employee holds the value of the employee edge.
	Employee *Employee `json:"employee,omitempty"`
	// loadedTypes holds the information for reporting if a
	// type was loaded (or requested) in eager-loading or not.
	loadedTypes [1]bool
}

// EmployeeOrErr returns the Employee value or an error if the edge
// was not loaded in eager-loading, or loaded but was not found.
func (e TutorialEdges) EmployeeOrErr() (*Employee, error) {
	if e.Employee != nil {
		return e.Employee, nil
	} else if e.loadedTypes[0] {
		return nil, &NotFoundError{label: employee.Label}
	}
	return nil, &NotLoadedError{edge: "employee"}
}

// scanValues returns the types for scanning values from sql.Rows.
func (*Tutorial) scanValues(columns []string) ([]any, error) {
	values := make([]any, len(columns))
	for i := range columns {
		switch columns[i] {
		case tutorial.FieldID, tutorial.FieldEmployeeID, tutorial.FieldIndex, tutorial.FieldOrganizationID:
			values[i] = new(sql.NullInt64)
		case tutorial.FieldTitle, tutorial.FieldContent:
			values[i] = new(sql.NullString)
		case tutorial.FieldCreatedAt, tutorial.FieldUpdatedAt, tutorial.FieldDeletedAt:
			values[i] = new(sql.NullTime)
		default:
			values[i] = new(sql.UnknownType)
		}
	}
	return values, nil
}

// assignValues assigns the values that were returned from sql.Rows (after scanning)
// to the Tutorial fields.
func (t *Tutorial) assignValues(columns []string, values []any) error {
	if m, n := len(values), len(columns); m < n {
		return fmt.Errorf("mismatch number of scan values: %d != %d", m, n)
	}
	for i := range columns {
		switch columns[i] {
		case tutorial.FieldID:
			value, ok := values[i].(*sql.NullInt64)
			if !ok {
				return fmt.Errorf("unexpected type %T for field id", value)
			}
			t.ID = uint64(value.Int64)
		case tutorial.FieldCreatedAt:
			if value, ok := values[i].(*sql.NullTime); !ok {
				return fmt.Errorf("unexpected type %T for field created_at", values[i])
			} else if value.Valid {
				t.CreatedAt = value.Time
			}
		case tutorial.FieldUpdatedAt:
			if value, ok := values[i].(*sql.NullTime); !ok {
				return fmt.Errorf("unexpected type %T for field updated_at", values[i])
			} else if value.Valid {
				t.UpdatedAt = value.Time
			}
		case tutorial.FieldDeletedAt:
			if value, ok := values[i].(*sql.NullTime); !ok {
				return fmt.Errorf("unexpected type %T for field deleted_at", values[i])
			} else if value.Valid {
				t.DeletedAt = value.Time
			}
		case tutorial.FieldEmployeeID:
			if value, ok := values[i].(*sql.NullInt64); !ok {
				return fmt.Errorf("unexpected type %T for field employee_id", values[i])
			} else if value.Valid {
				t.EmployeeID = uint64(value.Int64)
			}
		case tutorial.FieldIndex:
			if value, ok := values[i].(*sql.NullInt64); !ok {
				return fmt.Errorf("unexpected type %T for field index", values[i])
			} else if value.Valid {
				t.Index = int(value.Int64)
			}
		case tutorial.FieldTitle:
			if value, ok := values[i].(*sql.NullString); !ok {
				return fmt.Errorf("unexpected type %T for field title", values[i])
			} else if value.Valid {
				t.Title = value.String
			}
		case tutorial.FieldContent:
			if value, ok := values[i].(*sql.NullString); !ok {
				return fmt.Errorf("unexpected type %T for field content", values[i])
			} else if value.Valid {
				t.Content = value.String
			}
		case tutorial.FieldOrganizationID:
			if value, ok := values[i].(*sql.NullInt64); !ok {
				return fmt.Errorf("unexpected type %T for field organization_id", values[i])
			} else if value.Valid {
				t.OrganizationID = uint64(value.Int64)
			}
		default:
			t.selectValues.Set(columns[i], values[i])
		}
	}
	return nil
}

// Value returns the ent.Value that was dynamically selected and assigned to the Tutorial.
// This includes values selected through modifiers, order, etc.
func (t *Tutorial) Value(name string) (ent.Value, error) {
	return t.selectValues.Get(name)
}

// QueryEmployee queries the "employee" edge of the Tutorial entity.
func (t *Tutorial) QueryEmployee() *EmployeeQuery {
	return NewTutorialClient(t.config).QueryEmployee(t)
}

// Update returns a builder for updating this Tutorial.
// Note that you need to call Tutorial.Unwrap() before calling this method if this Tutorial
// was returned from a transaction, and the transaction was committed or rolled back.
func (t *Tutorial) Update() *TutorialUpdateOne {
	return NewTutorialClient(t.config).UpdateOne(t)
}

// Unwrap unwraps the Tutorial entity that was returned from a transaction after it was closed,
// so that all future queries will be executed through the driver which created the transaction.
func (t *Tutorial) Unwrap() *Tutorial {
	_tx, ok := t.config.driver.(*txDriver)
	if !ok {
		panic("ent: Tutorial is not a transactional entity")
	}
	t.config.driver = _tx.drv
	return t
}

// String implements the fmt.Stringer.
func (t *Tutorial) String() string {
	var builder strings.Builder
	builder.WriteString("Tutorial(")
	builder.WriteString(fmt.Sprintf("id=%v, ", t.ID))
	builder.WriteString("created_at=")
	builder.WriteString(t.CreatedAt.Format(time.ANSIC))
	builder.WriteString(", ")
	builder.WriteString("updated_at=")
	builder.WriteString(t.UpdatedAt.Format(time.ANSIC))
	builder.WriteString(", ")
	builder.WriteString("deleted_at=")
	builder.WriteString(t.DeletedAt.Format(time.ANSIC))
	builder.WriteString(", ")
	builder.WriteString("employee_id=")
	builder.WriteString(fmt.Sprintf("%v", t.EmployeeID))
	builder.WriteString(", ")
	builder.WriteString("index=")
	builder.WriteString(fmt.Sprintf("%v", t.Index))
	builder.WriteString(", ")
	builder.WriteString("title=")
	builder.WriteString(t.Title)
	builder.WriteString(", ")
	builder.WriteString("content=")
	builder.WriteString(t.Content)
	builder.WriteString(", ")
	builder.WriteString("organization_id=")
	builder.WriteString(fmt.Sprintf("%v", t.OrganizationID))
	builder.WriteByte(')')
	return builder.String()
}

// Tutorials is a parsable slice of Tutorial.
type Tutorials []*Tutorial