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Loop with skips of 1000 to avoid hitting graph limit #535

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Merged
merged 4 commits into from
Sep 11, 2020
Merged

Loop with skips of 1000 to avoid hitting graph limit #535

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fc60a81
loop with skips of 1000 to avoid hitting graph limit
roienatan Sep 9, 2020
f7a1cff
added constant for max subgraph query ; less unneccessary queries
roienatan Sep 10, 2020
dd8b777
added push condition
roienatan Sep 10, 2020
b9200d5
bump version
roienatan Sep 10, 2020
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44 changes: 32 additions & 12 deletions src/arc.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -203,14 +203,20 @@ export class Arc extends GraphNodeObserver {

/**
* fetch contractInfos from the subgraph
* we skip first 1000 in the query each iteration to avoid hitting limit of 1000 from subgraph
* @return a list of IContractInfo instances
*/
public async fetchContractInfos(
apolloQueryOptions: IApolloQueryOptions = {}
): Promise<IContractInfo[]> {
const query = gql`
const allContractInfos = []
let contractInfos = null
let skip = 0

do {
const query = gql`
query AllContractInfos {
contractInfos(first: 1000) {
contractInfos(first: 1000 skip: ${skip * 1000}) {
id
name
version
Expand All @@ -219,25 +225,35 @@ export class Arc extends GraphNodeObserver {
}
}
`
const response = await this.sendQuery(query, apolloQueryOptions)
contractInfos = response.data.contractInfos as IContractInfo[]
allContractInfos.push(...contractInfos)
skip++
} while (contractInfos && (contractInfos as any).length > 0)

// const result = await this.getObservableList(query, itemMap, apolloQueryOptions).pipe(first()).toPromise()
const response = await this.sendQuery(query, apolloQueryOptions)
const contractInfos = response.data.contractInfos as IContractInfo[]
const universalContractInfos = await this.fetchUniversalContractInfos()
contractInfos.push(...universalContractInfos)
this.setContractInfos(contractInfos)
return contractInfos
allContractInfos.push(...universalContractInfos)
this.setContractInfos(allContractInfos)
return allContractInfos
}

/**
* fetch universalContractInfos from the subgraph
* we skip first 1000 in the query each iteration to avoid hitting limit of 1000 from subgraph
* @return a list of IContractInfo instances
*/
public async fetchUniversalContractInfos(
apolloQueryOptions: IApolloQueryOptions = {}
): Promise<IContractInfo[]> {
const query = gql`
const allUniversalContractInfos = []
let universalContractInfos = null
let skip = 0

do {
const query = gql`
query AllUniversalContractInfos {
universalContractInfos(first: 1000) {
universalContractInfos(first: 1000 skip: ${skip * 1000}) {
id
name
version
Expand All @@ -246,9 +262,13 @@ export class Arc extends GraphNodeObserver {
}
}
`
const response = await this.sendQuery(query, apolloQueryOptions)
const result = response.data.universalContractInfos as IContractInfo[]
return result
const response = await this.sendQuery(query, apolloQueryOptions)
universalContractInfos = response.data.universalContractInfos as IContractInfo[]
allUniversalContractInfos.push(...universalContractInfos)
skip++
} while (universalContractInfos && (universalContractInfos as any).length > 0)

return allUniversalContractInfos
}

/**
Expand Down