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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 | 5x 12x 20x 3x 24x 24x 15x 9x 9x 5x 7x 1x 5x 54x 3x 51x 51x 9x 25x 42x 5x 10x 35x 9x 21x 15x 15x 1x 14x 15x 8x 8x 8x 15x 5x 9x 9x 9x 4x 8x 4x 22x 22x 6x 12x 12x 12x 7x 34x 31x 5x 16x 16x 6x 5x 22x 18x 18x 18x 18x 18x 18x 75x 54x 24x 18x 75x 24x 18x 22x 22x 22x 6x 6x 6x 3x 18x 18x 18x 1x 1x | import { serialize, deserialize, createModelSchema, primitive, list, object, SKIP, identifier, getDefaultModelSchema, update, custom as customSerializer, } from 'serializr'; import { registerModel, findModel } from './model-lookup'; import { isSerializable, markNonserializable, } from './serializable'; import { getSchema, setupModel, attachInterceptors } from './setup-model'; const PendingLookups = []; function objectSerializer() { return { serializer(obj, prop, parent) { return isSerializable(parent, prop) ? obj : SKIP; }, deserializer(json, cb) { cb(null, json); }, }; } function addReference(parentModel, propName, options, cb) { const model = findModel(options.model, propName); if (model) { getDefaultModelSchema(parentModel).props[propName] = cb(model, propName, options); } else { getDefaultModelSchema(parentModel).props[propName] = objectSerializer(); PendingLookups.push({ parentModel, propName, options, cb, }); } } const dateSerializer = () => customSerializer( date => (date ? date.toJSON() : null), json => (json ? new Date(json) : null), ); const CustomSerializerTypes = { date: dateSerializer, object: objectSerializer, array: list, }; function getSerializer(options, defaultSerializer) { if (options.serializer) { return customSerializer( options.serializer[0], options.serializer[1], ); } const fns = (CustomSerializerTypes[options.type] || defaultSerializer)(); if (options.writeOnly) { return { serializer: () => SKIP, deserializer: fns.deserializer, }; } return fns; } const Fields = { identifier: options => getSerializer(options, identifier), field: options => getSerializer(options, primitive), session: options => getSerializer(Object.assign({}, options, { writeOnly: true }), primitive), }; function associationSerializers(modelClass, propName, options) { return { serializer: options.serializer || modelClass.serialize || object(getDefaultModelSchema(modelClass)).serializer, deserializer: options.deserializer || modelClass.deserializer || ( (attrs, context) => { let model; // double equals catches null/undefined if (null == attrs) { attrs = {}; } if (attrs instanceof modelClass) { model = attrs; } else { model = setupModel( Object.assign({}, options, { attrs, modelClass }), ); } if (options.inverseOf) { markNonserializable(model, options.inverseOf); model[`${options.inverseOf}_association_name`] = propName; model[options.inverseOf] = context.target; } return model; } ), }; } const Associations = { hasMany(modelClass, propName, options) { const { deserializer, serializer, } = associationSerializers(modelClass, propName, options); options.model = modelClass; return Object.assign({ }, options, { deserializer(collection, cb, context) { const value = collection && collection.map ? collection.map(attrs => deserializer(attrs, context)) : collection; cb(null, value); }, serializer(collection, name, parent) { Iif (!isSerializable(parent, name)) { return SKIP; } return collection && collection.map ? collection.map(model => serializer(model, name, parent)) : collection; }, }); }, belongsTo(modelClass, propName, options) { const { deserializer, serializer, } = associationSerializers(modelClass, propName, options); options.model = modelClass; return Object.assign({}, options, { deserializer(attrs, cb, context) { cb(null, deserializer(attrs, context)); }, serializer(belongsTo, name, parent) { if (!isSerializable(parent, name)) { return SKIP; } return serializer(belongsTo, name, parent); }, }); }, }; const MixedInInstanceMethods = { serialize() { const schema = getDefaultModelSchema(this.constructor); return serialize(schema, this); }, update(json, callback) { return update(getDefaultModelSchema(this.constructor), this, json, callback); }, }; const MixedInClassMethods = { deserialize(json, callback) { return deserialize(getDefaultModelSchema(this), json, callback); }, }; function decorateModel(model) { Object.assign(model.prototype, MixedInInstanceMethods); Object.assign(model, MixedInClassMethods); registerModel(model); const serializeSchema = {}; const { properties } = getSchema(model); properties.forEach(({ type, options }, name) => { if (Fields[type]) { serializeSchema[name] = Fields[type](options, name); } }); // eslint-disable-next-line new-cap createModelSchema(model, serializeSchema, ({ json }) => new model(json)); properties.forEach(({ type, options }, name) => { if (Associations[type] || options.model) { addReference(model, name, options, Associations[type] || Associations.belongsTo); } }); for (let i = PendingLookups.length - 1; i >= 0; i -= 1) { const { parentModel, propName, options, cb } = PendingLookups[i]; const referencedModel = findModel(options.model, propName); if (referencedModel) { const parentModelSchema = getDefaultModelSchema(parentModel); parentModelSchema.props[propName] = cb(referencedModel, propName, options); PendingLookups.splice(i, 1); } } } export function registerCustomType(id, serializer) { CustomSerializerTypes[id] = () => customSerializer( serializer.serialize, serializer.deserialize, ); } export function identifiedBy(modelId) { return (model) => { Object.defineProperty(model, 'identifiedBy', { value: modelId, writable: false }); return decorateModel(model); }; } export function unresolvedAssociations() { return PendingLookups.map(({ parentModel: model, propName: property }) => ( { model, property } )); } |