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@ -324,8 +324,8 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
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const colNameAlias = self.models[hm.rtn]?.columnToAlias[hm.rcn]; |
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const middlewareBody = middlewaresArr.find(({title}) => title === hm.tn)?.functions?.[0]; |
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const countPropName = `${inflection.camelize(hm._tn, false)}Count`; |
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const listPropName = `${inflection.camelize(hm._tn, false)}List`; |
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const countPropName = `${hm._tn}Count`; |
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const listPropName = `${hm._tn}List`; |
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if (listPropName in this.types[tn].prototype) { |
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continue; |
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@ -893,6 +893,7 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
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public async xcTableRename(oldTablename: string, newTablename: string): Promise<any> { |
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this.log(`xcTableRename : '%s' => '%s'`, oldTablename, newTablename); |
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//todo: verify the update queries
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// const metaArr = await (this.sqlClient.knex as XKnex)('nc_models').select();
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@ -1118,7 +1119,7 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
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public async onRelationCreate(tnp: string, tnc: string, args): Promise<void> { |
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await super.onRelationCreate(tnp, tnc, args) |
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this.log(`onRelationCreate : Within relation create event handler`); |
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const self = this; |
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// const self = this;
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const relations = await this.getXcRelationList(); |
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// set table name alias
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@ -1134,35 +1135,62 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
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const hasMany = this.extractHasManyRelationsOfTable(relations, tnp); |
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const belongsTo = this.extractBelongsToRelationsOfTable(relations, tnp); |
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const ctx = this.generateContextForTable(tnp, columns, relations, hasMany, belongsTo); |
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ctx.manyToMany = this.metas?.[tnp]?.manyToMany; |
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const meta = ModelXcMetaFactory.create(this.connectionConfig, {dir: '', ctx, filename: ''}).getObject(); |
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this.metas[tnp] = meta; |
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// this.metas[tnp] = meta;
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this.schemas[tnp] = GqlXcSchemaFactory.create(this.connectionConfig, this.generateRendererArgs(ctx)).getString(); |
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// update old model meta with new details
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this.log(`onRelationCreate : Generating and updating model meta for parent table '%s'`, tnp); |
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const existingModel = await this.xcMeta.metaGet(this.projectId, this.dbAlias, 'nc_models', {'title': tnp}); |
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let queryParams; |
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try { |
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queryParams = JSON.parse(existingModel.query_params); |
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} catch (e) { /* */ |
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} |
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if (existingModel) { |
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// todo: persisting old table_alias and columnAlias
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// todo: get enable state of other relations
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const oldMeta = JSON.parse(existingModel.meta); |
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meta.hasMany.forEach(hm => { |
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hm.enabled = true; |
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}) |
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Object.assign(oldMeta, { |
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hasMany: meta.hasMany, |
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}); |
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/* Add new has many relation to virtual columns */ |
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oldMeta.v = oldMeta.v || []; |
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oldMeta.v.push({ |
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hm: meta.hasMany.find(hm => hm.rtn === tnp && hm.tn === tnc), |
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_cn: `${this.getTableNameAlias(tnp)} => ${this.getTableNameAlias(tnc)}` |
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}) |
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if (queryParams?.showFields) { |
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queryParams.showFields[`${this.getTableNameAlias(tnp)} => ${this.getTableNameAlias(tnc)}`] = true; |
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} |
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this.models[tnp] = this.getBaseModel(oldMeta); |
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await this.xcMeta.metaUpdate(this.projectId, this.dbAlias, 'nc_models', { |
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title: tnp, |
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meta: JSON.stringify(meta), |
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meta: JSON.stringify(oldMeta), |
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schema: this.schemas[tnp] |
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}, {'title': tnp}) |
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} |
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const countPropName = `${inflection.camelize(this.getTableNameAlias(tnc), false)}Count`; |
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const listPropName = `${inflection.camelize(this.getTableNameAlias(tnc), false)}List`; |
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const countPropName = `${this.getTableNameAlias(tnc)}Count`; |
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const listPropName = `${this.getTableNameAlias(tnc)}List`; |
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this.log(`onRelationCreate : Generating and inserting '%s' and '%s' loaders`, countPropName, listPropName); |
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const hm = hasMany.find(rel => rel.tn === tnc) |
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{ |
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/* has many relation list loader with middleware */ |
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const mw = new GqlMiddleware(this.acls, tnc, '', this.models); |
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const listLoader = new DataLoader( |
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this.addHmListResolverMethodToType(tnp, hm, mw, {}, listPropName, this.models[hm.rtn]?.columnToAlias[hm.rcn]); |
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} |
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/* const listLoader = new DataLoader( |
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BaseType.applyMiddlewareForLoader( |
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[mw.middleware], |
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async ids => { |
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@ -1175,20 +1203,22 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
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[mw.postLoaderMiddleware] |
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)); |
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const currentRelation = hasMany.find(rel => rel.tn === tnc) |
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/* defining HasMany list method within GQL Type class */ |
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/!* defining HasMany list method within GQL Type class *!/ |
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Object.defineProperty(this.types[tnp].prototype, `${listPropName}`, { |
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async value(args, context, info): Promise<any> { |
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return listLoader.load([this[currentRelation.rcn], args, context, info]); |
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return listLoader.load([this[hm.rcn], args, context, info]); |
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}, |
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configurable: true |
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}) |
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})*/ |
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// create count loader with middleware
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{ |
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const mw = new GqlMiddleware(this.acls, tnc, '', this.models); |
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const countLoader = new DataLoader( |
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this.addHmListResolverMethodToType(tnp, hm, mw, {}, countPropName, this.models[hm.rtn]?.columnToAlias[hm.rcn]); |
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/*const countLoader = new DataLoader( |
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BaseType.applyMiddlewareForLoader( |
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[mw.middleware], |
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async ids => { |
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@ -1204,10 +1234,10 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
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// defining HasMany count method within GQL Type class
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Object.defineProperty(this.types[tnp].prototype, `${countPropName}`, { |
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async value(args, context, info): Promise<any> { |
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return countLoader.load([this[currentRelation.rcn], args, context, info]); |
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return countLoader.load([this[hm.rcn], args, context, info]); |
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}, |
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configurable: true |
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}) |
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})*/ |
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} |
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await this.xcMeta.metaInsert(this.projectId, this.dbAlias, 'nc_loaders', { |
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@ -1233,36 +1263,62 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
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const belongsTo = this.extractBelongsToRelationsOfTable(relations, tnc); |
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const hasMany = this.extractHasManyRelationsOfTable(relations, tnc); |
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const ctx = this.generateContextForTable(tnc, columns, relations, hasMany, belongsTo); |
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ctx.manyToMany = this.metas?.[tnc]?.manyToMany; |
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const meta = ModelXcMetaFactory.create(this.connectionConfig, this.generateRendererArgs(ctx)).getObject(); |
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this.metas[tnc] = meta; |
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// this.metas[tnc] = meta;
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this.schemas[tnc] = GqlXcSchemaFactory.create(this.connectionConfig, this.generateRendererArgs(ctx)).getString(); |
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this.log(`onRelationCreate : Generating and updating model meta for child table '%s'`, tnc); |
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// update old model meta with new details
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const existingModel = await this.xcMeta.metaGet(this.projectId, this.dbAlias, 'nc_models', {'title': tnc}); |
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let queryParams; |
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try { |
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queryParams = JSON.parse(existingModel.query_params); |
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} catch (e) { /* */ |
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} |
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if (existingModel) { |
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// todo: persisting old table_alias and columnAlias
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const oldMeta = JSON.parse(existingModel.meta); |
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Object.assign(oldMeta, { |
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belongsTo: meta.belongsTo, |
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}); |
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/* Add new belongs to relation to virtual columns */ |
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oldMeta.v = oldMeta.v || []; |
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oldMeta.v.push({ |
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bt: meta.belongsTo.find(hm => hm.rtn === tnp && hm.tn === tnc), |
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_cn: `${this.getTableNameAlias(tnp)} <= ${this.getTableNameAlias(tnc)}` |
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}) |
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if (queryParams?.showFields) { |
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queryParams.showFields[`${this.getTableNameAlias(tnp)} <= ${this.getTableNameAlias(tnc)}`] = true; |
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} |
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this.models[tnc] = this.getBaseModel(oldMeta); |
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await this.xcMeta.metaUpdate(this.projectId, this.dbAlias, 'nc_models', { |
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title: tnc, |
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meta: JSON.stringify(meta), |
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meta: JSON.stringify(oldMeta), |
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schema: this.schemas[tnc] |
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}, {'title': tnc}) |
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} |
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const propName = `${inflection.camelize(this.getTableNameAlias(tnp), false)}Read`; |
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const propName = `${this.getTableNameAlias(tnp)}Read`; |
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this.log(`onRelationCreate : Generating and inserting'%s' loader`, propName); |
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const currentRelation = belongsTo.find(rel => rel.rtn === tnp) |
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// create read loader with middleware
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const mw = new GqlMiddleware(this.acls, tnp, '', this.models); |
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const readLoader = new DataLoader( |
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this.adBtResolverMethodToType( |
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propName, |
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mw, |
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tnc, |
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currentRelation, |
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this.models[currentRelation.rtn]?.columnToAlias[currentRelation.rcn], |
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this.models[currentRelation.tn]?.columnToAlias[currentRelation?.cn] |
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); |
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/*const readLoader = new DataLoader( |
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BaseType.applyMiddlewareForLoader( |
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[mw.middleware], |
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async ids => { |
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@ -1282,7 +1338,7 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
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return readLoader.load([this[currentRelation.cn], args, context, info]); |
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}, |
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configurable: true |
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}) |
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})*/ |
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await this.xcMeta.metaInsert(this.projectId, this.dbAlias, 'nc_loaders', { |
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title: `${tnc}Bt${tnp}`, |
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@ -1293,8 +1349,6 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
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}); |
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} |
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this.models[tnc] = this.getBaseModel(this.metas[tnc]); |
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this.models[tnp] = this.getBaseModel(this.metas[tnp]); |
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await this.reInitializeGraphqlEndpoint(); |
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} |
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@ -1761,6 +1815,82 @@ export class GqlApiBuilder extends BaseApiBuilder<Noco> implements XcMetaMgr {
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private log(str, ...args): void { |
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log(`${this.dbAlias} : ${str}`, ...args); |
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} |
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public async onManyToManyRelationCreate(parent: string, child: string, args?: any) { |
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await super.onManyToManyRelationCreate(parent, child, args); |
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for (const tn of [parent, child]) { |
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const meta = this.metas[tn]; |
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const {columns, hasMany, belongsTo, manyToMany} = meta; |
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const ctx = this.generateContextForTable(tn, columns, [...hasMany, ...belongsTo], hasMany, belongsTo); |
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ctx.manyToMany = manyToMany; |
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this.schemas[tn] = GqlXcSchemaFactory.create(this.connectionConfig, this.generateRendererArgs(ctx)).getString(); |
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// todo: update schema history
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await this.xcMeta.metaUpdate(this.projectId, this.dbAlias, 'nc_models', { |
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schema: this.schemas[tn] |
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}, { |
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title: tn |
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}) |
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} |
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{ |
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const listPropName = `${this.metas[child]._tn}MMList`; |
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this.log(`onRelationCreate : Generating and inserting '%s' loaders`, listPropName); |
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/* has many relation list loader with middleware */ |
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const mw = new GqlMiddleware(this.acls, parent, '', this.models); |
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this.addMMListResolverMethodToType(parent, {rtn: child}, mw, {}, listPropName, this.metas[parent].columns.find(c => c.pk)._cn) |
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} |
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{ |
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const listPropName = `${this.metas[parent]._tn}MMList`; |
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this.log(`onRelationCreate : Generating and inserting '%s' loaders`, listPropName); |
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/* has many relation list loader with middleware */ |
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const mw = new GqlMiddleware(this.acls, child, '', this.models); |
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this.addMMListResolverMethodToType(child, {rtn: parent}, mw, {}, listPropName, this.metas[child].columns.find(c => c.pk)._cn) |
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} |
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await this.xcMeta.metaInsert(this.projectId, this.dbAlias, 'nc_loaders', { |
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title: `${parent}Mm${child}List`, |
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parent, |
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child, |
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relation: 'mm', |
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resolver: 'list', |
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}); |
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await this.xcMeta.metaInsert(this.projectId, this.dbAlias, 'nc_loaders', { |
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title: `${child}Mm${parent}List`, |
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parent: child, |
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child: parent, |
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relation: 'mm', |
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resolver: 'list', |
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}); |
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await this.reInitializeGraphqlEndpoint(); |
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} |
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public async onManyToManyRelationDelete(parent: string, child: string, args?: any) { |
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await super.onManyToManyRelationDelete(parent, child, args) |
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for (const tn of [parent, child]) { |
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const meta = this.metas[tn]; |
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const {columns, hasMany, belongsTo, manyToMany} = meta; |
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const ctx = this.generateContextForTable(tn, columns, [...hasMany, ...belongsTo], hasMany, belongsTo); |
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this.schemas[tn] = GqlXcSchemaFactory.create(this.connectionConfig, { |
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...this.generateRendererArgs(ctx), |
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manyToMany |
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}).getString(); |
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// todo: update schema history
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await this.xcMeta.metaUpdate(this.projectId, this.dbAlias, 'nc_models', { |
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schema: this.schemas[tn] |
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}, { |
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title: tn |
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}) |
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} |
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await this.reInitializeGraphqlEndpoint(); |
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} |
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} |
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/** |
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Pranav C
3 years ago