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// Copyright 2019-present Facebook Inc. All rights reserved.
// This source code is licensed under the Apache 2.0 license found
// in the LICENSE file in the root directory of this source tree.
// Code generated by ent, DO NOT EDIT.
package ent
import (
"fmt"
"strings"
"entgo.io/ent/dialect/sql"
"entgo.io/ent/entc/integration/edgeschema/ent/tag"
)
// Tag is the model entity for the Tag schema.
type Tag struct {
config `json:"-"`
// ID of the ent.
ID int `json:"id,omitempty"`
// Value holds the value of the "value" field.
Value string `json:"value,omitempty"`
// Edges holds the relations/edges for other nodes in the graph.
// The values are being populated by the TagQuery when eager-loading is set.
Edges TagEdges `json:"edges"`
}
// TagEdges holds the relations/edges for other nodes in the graph.
type TagEdges struct {
// Tweets holds the value of the tweets edge.
Tweets []*Tweet `json:"tweets,omitempty"`
// TweetTags holds the value of the tweet_tags edge.
TweetTags []*TweetTag `json:"tweet_tags,omitempty"`
// loadedTypes holds the information for reporting if a
// type was loaded (or requested) in eager-loading or not.
loadedTypes [2]bool
}
// TweetsOrErr returns the Tweets value or an error if the edge
// was not loaded in eager-loading.
func (e TagEdges) TweetsOrErr() ([]*Tweet, error) {
if e.loadedTypes[0] {
return e.Tweets, nil
}
return nil, &NotLoadedError{edge: "tweets"}
}
// TweetTagsOrErr returns the TweetTags value or an error if the edge
// was not loaded in eager-loading.
func (e TagEdges) TweetTagsOrErr() ([]*TweetTag, error) {
if e.loadedTypes[1] {
return e.TweetTags, nil
}
return nil, &NotLoadedError{edge: "tweet_tags"}
}
// scanValues returns the types for scanning values from sql.Rows.
func (*Tag) scanValues(columns []string) ([]any, error) {
values := make([]any, len(columns))
for i := range columns {
switch columns[i] {
case tag.FieldID:
values[i] = new(sql.NullInt64)
case tag.FieldValue:
values[i] = new(sql.NullString)
default:
return nil, fmt.Errorf("unexpected column %q for type Tag", columns[i])
}
}
return values, nil
}
// assignValues assigns the values that were returned from sql.Rows (after scanning)
// to the Tag fields.
func (t *Tag) 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 tag.FieldID:
value, ok := values[i].(*sql.NullInt64)
if !ok {
return fmt.Errorf("unexpected type %T for field id", value)
}
t.ID = int(value.Int64)
case tag.FieldValue:
if value, ok := values[i].(*sql.NullString); !ok {
return fmt.Errorf("unexpected type %T for field value", values[i])
} else if value.Valid {
t.Value = value.String
}
}
}
return nil
}
// QueryTweets queries the "tweets" edge of the Tag entity.
func (t *Tag) QueryTweets() *TweetQuery {
return (&TagClient{config: t.config}).QueryTweets(t)
}
// QueryTweetTags queries the "tweet_tags" edge of the Tag entity.
func (t *Tag) QueryTweetTags() *TweetTagQuery {
return (&TagClient{config: t.config}).QueryTweetTags(t)
}
// Update returns a builder for updating this Tag.
// Note that you need to call Tag.Unwrap() before calling this method if this Tag
// was returned from a transaction, and the transaction was committed or rolled back.
func (t *Tag) Update() *TagUpdateOne {
return (&TagClient{config: t.config}).UpdateOne(t)
}
// Unwrap unwraps the Tag 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 *Tag) Unwrap() *Tag {
_tx, ok := t.config.driver.(*txDriver)
if !ok {
panic("ent: Tag is not a transactional entity")
}
t.config.driver = _tx.drv
return t
}
// String implements the fmt.Stringer.
func (t *Tag) String() string {
var builder strings.Builder
builder.WriteString("Tag(")
builder.WriteString(fmt.Sprintf("id=%v, ", t.ID))
builder.WriteString("value=")
builder.WriteString(t.Value)
builder.WriteByte(')')
return builder.String()
}
// Tags is a parsable slice of Tag.
type Tags []*Tag
func (t Tags) config(cfg config) {
for _i := range t {
t[_i].config = cfg
}
}
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