schema

package
v0.0.0-...-50bf13f Latest Latest
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 Go to latest Published: Jul 30, 2023 License: MIT Imports: 14 Imported by: 0

Documentation

Overview

Package schema implements custom Schema and SchemaField datatypes for handling the Collection schema definitions.

Index

Constants

View Source 
const (
	FieldValueModifierAdd      string = "+"
	FieldValueModifierSubtract string = "-"
)

field value modifiers

View Source 
const (
	FieldNameId                     string = "id"
	FieldNameCreated                string = "created"
	FieldNameUpdated                string = "updated"
	FieldNameCollectionId           string = "collectionId"
	FieldNameCollectionName         string = "collectionName"
	FieldNameExpand                 string = "expand"
	FieldNameUsername               string = "username"
	FieldNameEmail                  string = "email"
	FieldNameEmailVisibility        string = "emailVisibility"
	FieldNameVerified               string = "verified"
	FieldNameTokenKey               string = "tokenKey"
	FieldNamePasswordHash           string = "passwordHash"
	FieldNameLastResetSentAt        string = "lastResetSentAt"
	FieldNameLastVerificationSentAt string = "lastVerificationSentAt"
)

commonly used field names

View Source 
const (
	FieldTypeText     string = "text"
	FieldTypeNumber   string = "number"
	FieldTypeBool     string = "bool"
	FieldTypeEmail    string = "email"
	FieldTypeUrl      string = "url"
	FieldTypeEditor   string = "editor"
	FieldTypeDate     string = "date"
	FieldTypeSelect   string = "select"
	FieldTypeJson     string = "json"
	FieldTypeFile     string = "file"
	FieldTypeRelation string = "relation"

	// Deprecated: Will be removed in v0.9+
	FieldTypeUser string = "user"
)

All valid field types

Variables

This section is empty.

Functions

func ArraybleFieldTypes 

func ArraybleFieldTypes() []string

ArraybleFieldTypes returns slice with all array value supported field types.

func AuthFieldNames 

func AuthFieldNames() []string

AuthFieldNames returns the reserved "auth" collection auth field names.

func BaseModelFieldNames 

func BaseModelFieldNames() []string

BaseModelFieldNames returns the field names that all models have (id, created, updated).

func FieldTypes 

func FieldTypes() []string

FieldTypes returns slice with all supported field types.

func FieldValueModifiers 

func FieldValueModifiers() []string

FieldValueModifiers returns a list with all available field modifier tokens.

func SystemFieldNames 

func SystemFieldNames() []string

SystemFields returns special internal field names that are usually readonly.

Types

type BoolOptions 

type BoolOptions struct {
}

func (BoolOptions) Validate 

func (o BoolOptions) Validate() error

type DateOptions 

type DateOptions struct {
	Min types.DateTime `form:"min" json:"min"`
	Max types.DateTime `form:"max" json:"max"`
}

func (DateOptions) Validate 

func (o DateOptions) Validate() error

type EditorOptions 

type EditorOptions struct {
}

func (EditorOptions) Validate 

func (o EditorOptions) Validate() error

type EmailOptions 

type EmailOptions struct {
	ExceptDomains []string `form:"exceptDomains" json:"exceptDomains"`
	OnlyDomains   []string `form:"onlyDomains" json:"onlyDomains"`
}

func (EmailOptions) Validate 

func (o EmailOptions) Validate() error

type FieldOptions 

type FieldOptions interface {
	Validate() error
}

FieldOptions defines common interface methods that every field option struct has.

type FileOptions 

type FileOptions struct {
	MaxSelect int      `form:"maxSelect" json:"maxSelect"`
	MaxSize   int      `form:"maxSize" json:"maxSize"` // in bytes
	MimeTypes []string `form:"mimeTypes" json:"mimeTypes"`
	Thumbs    []string `form:"thumbs" json:"thumbs"`
	Protected bool     `form:"protected" json:"protected"`
}

func (FileOptions) IsMultiple 

func (o FileOptions) IsMultiple() bool

IsMultiple implements MultiValuer interface and checks whether the current field options support multiple values.

func (FileOptions) Validate 

func (o FileOptions) Validate() error

type JsonOptions 

type JsonOptions struct {
}

func (JsonOptions) Validate 

func (o JsonOptions) Validate() error

type MultiValuer 

type MultiValuer interface {
	IsMultiple() bool
}

MultiValuer defines common interface methods that every multi-valued (eg. with MaxSelect) field option struct has.

type NumberOptions 

type NumberOptions struct {
	Min *float64 `form:"min" json:"min"`
	Max *float64 `form:"max" json:"max"`
}

func (NumberOptions) Validate 

func (o NumberOptions) Validate() error

type RelationOptions 

type RelationOptions struct {
	// CollectionId is the id of the related collection.
	CollectionId string `form:"collectionId" json:"collectionId"`

	// CascadeDelete indicates whether the root model should be deleted
	// in case of delete of all linked relations.
	CascadeDelete bool `form:"cascadeDelete" json:"cascadeDelete"`

	// MinSelect indicates the min number of allowed relation records
	// that could be linked to the main model.
	//
	// If nil no limits are applied.
	MinSelect *int `form:"minSelect" json:"minSelect"`

	// MaxSelect indicates the max number of allowed relation records
	// that could be linked to the main model.
	//
	// If nil no limits are applied.
	MaxSelect *int `form:"maxSelect" json:"maxSelect"`

	// DisplayFields is optional slice of collection field names used for UI purposes.
	DisplayFields []string `form:"displayFields" json:"displayFields"`
}

func (RelationOptions) IsMultiple 

func (o RelationOptions) IsMultiple() bool

IsMultiple implements MultiValuer interface and checks whether the current field options support multiple values.

func (RelationOptions) Validate 

func (o RelationOptions) Validate() error

type Schema 

type Schema struct {
	// contains filtered or unexported fields
}

Schema defines a dynamic db schema as a slice of `SchemaField`s.

func NewSchema 

func NewSchema(fields ...*SchemaField) Schema

NewSchema creates a new Schema instance with the provided fields.

func (*Schema) AddField 

func (s *Schema) AddField(newField *SchemaField)

AddField registers the provided newField to the current schema.

If field with `newField.Id` already exist, the existing field is replaced with the new one.

Otherwise the new field is appended to the other schema fields.

func (*Schema) AsMap 

func (s *Schema) AsMap() map[string]*SchemaField

AsMap returns a map with all registered schema field. The returned map is indexed with each field name.

func (*Schema) Clone 

func (s *Schema) Clone() (*Schema, error)

Clone creates a deep clone of the current schema.

func (*Schema) Fields 

func (s *Schema) Fields() []*SchemaField

Fields returns the registered schema fields.

func (*Schema) GetFieldById 

func (s *Schema) GetFieldById(id string) *SchemaField

GetFieldById returns a single field by its id.

func (*Schema) GetFieldByName 

func (s *Schema) GetFieldByName(name string) *SchemaField

GetFieldByName returns a single field by its name.

func (*Schema) InitFieldsOptions 

func (s *Schema) InitFieldsOptions() error

InitFieldsOptions calls `InitOptions()` for all schema fields.

func (Schema) MarshalJSON 

func (s Schema) MarshalJSON() ([]byte, error)

MarshalJSON implements the json.Marshaler interface.

func (*Schema) RemoveField 

func (s *Schema) RemoveField(id string)

RemoveField removes a single schema field by its id.

This method does nothing if field with `id` doesn't exist.

func (*Schema) Scan 

func (s *Schema) Scan(value any) error

Scan implements [sql.Scanner] interface to scan the provided value into the current Schema instance.

func (*Schema) UnmarshalJSON 

func (s *Schema) UnmarshalJSON(data []byte) error

UnmarshalJSON implements the json.Unmarshaler interface.

On success, all schema field options are auto initialized.

func (Schema) Validate 

func (s Schema) Validate() error

Validate makes Schema validatable by implementing validation.Validatable interface.

Internally calls each individual field's validator and additionally checks for invalid renamed fields and field name duplications.

func (Schema) Value 

func (s Schema) Value() (driver.Value, error)

Value implements the driver.Valuer interface.

type SchemaField 

type SchemaField struct {
	System   bool   `form:"system" json:"system"`
	Id       string `form:"id" json:"id"`
	Name     string `form:"name" json:"name"`
	Type     string `form:"type" json:"type"`
	Required bool   `form:"required" json:"required"`

	// Deprecated: This field is no-op and will be removed in future versions.
	// Please use the collection.Indexes field to define a unique constraint.
	Unique bool `form:"unique" json:"unique"`

	Options any `form:"options" json:"options"`
}

SchemaField defines a single schema field structure.

func (*SchemaField) ColDefinition 

func (f *SchemaField) ColDefinition() string

ColDefinition returns the field db column type definition as string.

func (*SchemaField) InitOptions 

func (f *SchemaField) InitOptions() error

InitOptions initializes the current field options based on its type.

Returns error on unknown field type.

func (SchemaField) MarshalJSON 

func (f SchemaField) MarshalJSON() ([]byte, error)

MarshalJSON implements the json.Marshaler interface.

func (*SchemaField) PrepareValue 

func (f *SchemaField) PrepareValue(value any) any

PrepareValue returns normalized and properly formatted field value.

func (*SchemaField) PrepareValueWithModifier 

func (f *SchemaField) PrepareValueWithModifier(baseValue any, modifier string, modifierValue any) any

PrepareValueWithModifier returns normalized and properly formatted field value by "merging" baseValue with the modifierValue based on the specified modifier (+ or -).

func (SchemaField) String 

func (f SchemaField) String() string

String serializes and returns the current field as string.

func (*SchemaField) UnmarshalJSON 

func (f *SchemaField) UnmarshalJSON(data []byte) error

UnmarshalJSON implements the json.Unmarshaler interface.

The schema field options are auto initialized on success.

func (SchemaField) Validate 

func (f SchemaField) Validate() error

Validate makes `SchemaField` validatable by implementing validation.Validatable interface.

type SelectOptions 

type SelectOptions struct {
	MaxSelect int      `form:"maxSelect" json:"maxSelect"`
	Values    []string `form:"values" json:"values"`
}

func (SelectOptions) IsMultiple 

func (o SelectOptions) IsMultiple() bool

IsMultiple implements MultiValuer interface and checks whether the current field options support multiple values.

func (SelectOptions) Validate 

func (o SelectOptions) Validate() error

type TextOptions 

type TextOptions struct {
	Min     *int   `form:"min" json:"min"`
	Max     *int   `form:"max" json:"max"`
	Pattern string `form:"pattern" json:"pattern"`
}

func (TextOptions) Validate 

func (o TextOptions) Validate() error

type UrlOptions 

type UrlOptions struct {
	ExceptDomains []string `form:"exceptDomains" json:"exceptDomains"`
	OnlyDomains   []string `form:"onlyDomains" json:"onlyDomains"`
}

func (UrlOptions) Validate 

func (o UrlOptions) Validate() error

type UserOptions deprecated 

type UserOptions struct {
	MaxSelect     int  `form:"maxSelect" json:"maxSelect"`
	CascadeDelete bool `form:"cascadeDelete" json:"cascadeDelete"`
}

Deprecated: Will be removed in v0.9+

func (UserOptions) Validate deprecated 

func (o UserOptions) Validate() error

Deprecated: Will be removed in v0.9+

Source Files

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