docs: translate BatchHttpLink deep-dive to Chinese with detailed data-flow annotations#1
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docs: translate BatchHttpLink deep-dive to Chinese with detailed data-flow annotations#1
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Co-authored-by: Retrospection <7844408+Retrospection@users.noreply.github.com> Agent-Logs-Url: https://github.com/Retrospection/apollo-client/sessions/e77b2425-6eb2-464a-8ad3-3539d54e09f5
Co-authored-by: Retrospection <7844408+Retrospection@users.noreply.github.com> Agent-Logs-Url: https://github.com/Retrospection/apollo-client/sessions/e77b2425-6eb2-464a-8ad3-3539d54e09f5
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[WIP] Explain batchHttpLink implementation details
docs: BatchHttpLink implementation deep-dive
Mar 22, 2026
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…-flow annotations Co-authored-by: Retrospection <7844408+Retrospection@users.noreply.github.com> Agent-Logs-Url: https://github.com/Retrospection/apollo-client/sessions/2947176b-c106-47f5-9c4f-26839f95ec26
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docs: BatchHttpLink implementation deep-dive
docs: translate BatchHttpLink deep-dive to Chinese with detailed data-flow annotations
Mar 22, 2026
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The existing
batching-with-batchhttplink.mdxdoc was English-only and lacked implementation depth. This rewrites it entirely in Chinese and adds annotated walkthroughs of four internal mechanisms.Added detail sections
Awareness 感知机制 (Step 2) — Three-layer priority merge (
ApolloClientconstructor → link constructor → per-operationcontext) viacompact(); exact timing of whenapollographql-client-name/versionheaders land incontext.headersvs. when they actually reachfetch(); before/after ofextensions.clientLibraryinjection.请求头演变 (Step 6) — Concrete before/after showing
fallbackHttpConfig→linkConfig→contextConfigmerge producing the finalfetch()headers object. Calls out theacceptheader's concatenation-not-overwrite behavior.队列状态变化 (Step 4) — Timestamped
batchesByKey/scheduledBatchTimerByKeysnapshots at t=0ms (first enqueue), t=3ms (second enqueue), and t=10ms (consumeQueue). Covers thebatchMaximmediate-flush path separately.数据变换全链路 (Steps 7–8) — Raw HTTP response JSON string →
parseAndCheckHttpResponseparsed array → indexed fan-out to per-operation subscriber callbacks.💬 Send tasks to Copilot coding agent from Slack and Teams to turn conversations into code. Copilot posts an update in your thread when it's finished.