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,"sourcesContent":["import {ColumnMetadata} from \"./ColumnMetadata\";\nimport {RelationMetadata} from \"./RelationMetadata\";\nimport {EntityMetadata} from \"./EntityMetadata\";\nimport {EmbeddedMetadataArgs} from \"../metadata-args/EmbeddedMetadataArgs\";\nimport {RelationIdMetadata} from \"./RelationIdMetadata\";\nimport {RelationCountMetadata} from \"./RelationCountMetadata\";\nimport {Connection} from \"../connection/Connection\";\nimport {MongoDriver} from \"../driver/mongodb/MongoDriver\";\nimport {EntityListenerMetadata} from \"./EntityListenerMetadata\";\nimport {IndexMetadata} from \"./IndexMetadata\";\nimport {UniqueMetadata} from \"./UniqueMetadata\";\n\n/**\n * Contains all information about entity's embedded property.\n */\nexport class EmbeddedMetadata {\n\n // ---------------------------------------------------------------------\n // Public Properties\n // ---------------------------------------------------------------------\n\n /**\n * Entity metadata where this embedded is.\n */\n entityMetadata: EntityMetadata;\n\n /**\n * Parent embedded in the case if this embedded inside other embedded.\n */\n parentEmbeddedMetadata?: EmbeddedMetadata;\n\n /**\n * Embedded target type.\n */\n type: Function;\n\n /**\n * Property name on which this embedded is attached.\n */\n propertyName: string;\n\n /**\n * Gets full path to this embedded property (including embedded property name).\n * Full path is relevant when embedded is used inside other embeds (one or multiple nested).\n * For example it will return \"counters.subcounters\".\n */\n propertyPath: string;\n\n /**\n * Columns inside this embed.\n */\n columns: ColumnMetadata[] = [];\n\n /**\n * Relations inside this embed.\n */\n relations: RelationMetadata[] = [];\n\n /**\n * Entity listeners inside this embed.\n */\n listeners: EntityListenerMetadata[] = [];\n\n /**\n * Indices applied to the embed columns.\n */\n indices: IndexMetadata[] = [];\n\n /**\n * Uniques applied to the embed columns.\n */\n uniques: UniqueMetadata[] = [];\n\n /**\n * Relation ids inside this embed.\n */\n relationIds: RelationIdMetadata[] = [];\n\n /**\n * Relation counts inside this embed.\n */\n relationCounts: RelationCountMetadata[] = [];\n\n /**\n * Nested embeddable in this embeddable (which has current embedded as parent embedded).\n */\n embeddeds: EmbeddedMetadata[] = [];\n\n /**\n * Indicates if this embedded is in array mode.\n *\n * This option works only in mongodb.\n */\n isArray: boolean = false;\n\n /**\n * Prefix of the embedded, used instead of propertyName.\n * If set to empty string or false, then prefix is not set at all.\n */\n customPrefix: string|boolean|undefined;\n\n /**\n * Gets the prefix of the columns.\n * By default its a property name of the class where this prefix is.\n * But if custom prefix is set then it takes its value as a prefix.\n * However if custom prefix is set to empty string or false, then prefix to column is not applied at all.\n */\n prefix: string;\n\n /**\n * Returns array of property names of current embed and all its parent embeds.\n *\n * example: post[data][information][counters].id where \"data\", \"information\" and \"counters\" are embeds\n * we need to get value of \"id\" column from the post real entity object.\n * this method will return [\"data\", \"information\", \"counters\"]\n */\n parentPropertyNames: string[] = [];\n\n /**\n * Returns array of prefixes of current embed and all its parent embeds.\n */\n parentPrefixes: string[] = [];\n\n /**\n * Returns embed metadatas from all levels of the parent tree.\n *\n * example: post[data][information][counters].id where \"data\", \"information\" and \"counters\" are embeds\n * this method will return [embed metadata of data, embed metadata of information, embed metadata of counters]\n */\n embeddedMetadataTree: EmbeddedMetadata[] = [];\n\n /**\n * Embed metadatas from all levels of the parent tree.\n *\n * example: post[data][information][counters].id where \"data\", \"information\" and \"counters\" are embeds\n * this method will return [embed metadata of data, embed metadata of information, embed metadata of counters]\n */\n columnsFromTree: ColumnMetadata[] = [];\n\n /**\n * Relations of this embed and all relations from its child embeds.\n */\n relationsFromTree: RelationMetadata[] = [];\n\n /**\n * Relations of this embed and all relations from its child embeds.\n */\n listenersFromTree: EntityListenerMetadata[] = [];\n\n /**\n * Indices of this embed and all indices from its child embeds.\n */\n indicesFromTree: IndexMetadata[] = [];\n\n /**\n * Uniques of this embed and all uniques from its child embeds.\n */\n uniquesFromTree: UniqueMetadata[] = [];\n\n /**\n * Relation ids of this embed and all relation ids from its child embeds.\n */\n relationIdsFromTree: RelationIdMetadata[] = [];\n\n /**\n * Relation counts of this embed and all relation counts from its child embeds.\n */\n relationCountsFromTree: RelationCountMetadata[] = [];\n\n // ---------------------------------------------------------------------\n // Constructor\n // ---------------------------------------------------------------------\n\n constructor(options: {\n entityMetadata: EntityMetadata,\n args: EmbeddedMetadataArgs,\n }) {\n this.entityMetadata = options.entityMetadata;\n this.type = options.args.type();\n this.propertyName = options.args.propertyName;\n this.customPrefix = options.args.prefix;\n this.isArray = options.args.isArray;\n }\n\n // ---------------------------------------------------------------------\n // Public Methods\n // ---------------------------------------------------------------------\n\n /**\n * Creates a new embedded object.\n */\n create(): any {\n return new (this.type as any);\n }\n\n // ---------------------------------------------------------------------\n // Builder Methods\n // ---------------------------------------------------------------------\n\n build(connection: Connection): this {\n this.embeddeds.forEach(embedded => embedded.build(connection));\n this.prefix = this.buildPrefix(connection);\n this.parentPropertyNames = this.buildParentPropertyNames();\n this.parentPrefixes = this.buildParentPrefixes();\n this.propertyPath = this.parentPropertyNames.join(\".\");\n this.embeddedMetadataTree = this.buildEmbeddedMetadataTree();\n this.columnsFromTree = this.buildColumnsFromTree();\n this.relationsFromTree = this.buildRelationsFromTree();\n this.listenersFromTree = this.buildListenersFromTree();\n this.indicesFromTree = this.buildIndicesFromTree();\n this.uniquesFromTree = this.buildUniquesFromTree();\n this.relationIdsFromTree = this.buildRelationIdsFromTree();\n this.relationCountsFromTree = this.buildRelationCountsFromTree();\n return this;\n }\n\n // ---------------------------------------------------------------------\n // Protected Methods\n // ---------------------------------------------------------------------\n\n protected buildPartialPrefix(): string[] {\n // if prefix option was not set or explicitly set to true - default prefix\n if (this.customPrefix === undefined || this.customPrefix === true) {\n return [this.propertyName];\n }\n\n // if prefix option was set to empty string or explicity set to false - disable prefix\n if (this.customPrefix === \"\" || this.customPrefix === false) {\n return [];\n }\n\n // use custom prefix\n if (typeof this.customPrefix === \"string\") {\n return [this.customPrefix];\n }\n\n throw new Error(`Invalid prefix option given for ${this.entityMetadata.targetName}#${this.propertyName}`);\n }\n\n protected buildPrefix(connection: Connection): string {\n if (connection.driver instanceof MongoDriver)\n return this.propertyName;\n\n let prefixes: string[] = [];\n if (this.parentEmbeddedMetadata)\n prefixes.push(this.parentEmbeddedMetadata.buildPrefix(connection));\n\n prefixes.push(...this.buildPartialPrefix());\n\n return prefixes.join(\"_\"); // todo: use naming strategy instead of \"_\" !!!\n }\n\n protected buildParentPropertyNames(): string[] {\n return this.parentEmbeddedMetadata ? this.parentEmbeddedMetadata.buildParentPropertyNames().concat(this.propertyName) : [this.propertyName];\n }\n\n protected buildParentPrefixes(): string[] {\n return this.parentEmbeddedMetadata ? this.parentEmbeddedMetadata.buildParentPrefixes().concat(this.buildPartialPrefix()) : this.buildPartialPrefix();\n }\n\n protected buildEmbeddedMetadataTree(): EmbeddedMetadata[] {\n return this.parentEmbeddedMetadata ? this.parentEmbeddedMetadata.buildEmbeddedMetadataTree().concat(this) : [this];\n }\n\n protected buildColumnsFromTree(): ColumnMetadata[] {\n return this.embeddeds.reduce((columns, embedded) => columns.concat(embedded.buildColumnsFromTree()), this.columns);\n }\n\n protected buildRelationsFromTree(): RelationMetadata[] {\n return this.embeddeds.reduce((relations, embedded) => relations.concat(embedded.buildRelationsFromTree()), this.relations);\n }\n\n protected buildListenersFromTree(): EntityListenerMetadata[] {\n return this.embeddeds.reduce((relations, embedded) => relations.concat(embedded.buildListenersFromTree()), this.listeners);\n }\n\n protected buildIndicesFromTree(): IndexMetadata[] {\n return this.embeddeds.reduce((relations, embedded) => relations.concat(embedded.buildIndicesFromTree()), this.indices);\n }\n\n protected buildUniquesFromTree(): UniqueMetadata[] {\n return this.embeddeds.reduce((relations, embedded) => relations.concat(embedded.buildUniquesFromTree()), this.uniques);\n }\n\n protected buildRelationIdsFromTree(): RelationIdMetadata[] {\n return this.embeddeds.reduce((relations, embedded) => relations.concat(embedded.buildRelationIdsFromTree()), this.relationIds);\n }\n\n protected buildRelationCountsFromTree(): RelationCountMetadata[] {\n return this.embeddeds.reduce((relations, embedded) => relations.concat(embedded.buildRelationCountsFromTree()), this.relationCounts);\n }\n\n}\n"],"sourceRoot":".."}
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