feat(zcoin): impl tx_history support for WASM target #2077
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borngraced
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shamardy
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Mar 25, 2024
mariocynicys
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Mar 29, 2024
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| // Fetch transactions | ||
| let txs = tx_table | ||
| .cursor_builder() | ||
| .only("ticker", z.ticker())? | ||
| .offset(offset as u32) | ||
| .limit(limit) | ||
| .reverse() | ||
| .open_cursor("ticker") | ||
| .await? | ||
| .collect() | ||
| .await?; | ||
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| // Fetch received notes | ||
| let rn_table = db_transaction.table::<WalletDbReceivedNotesTable>().await?; | ||
| let received_notes = rn_table | ||
| .cursor_builder() | ||
| .only("ticker", z.ticker())? | ||
| .open_cursor("ticker") | ||
| .await? | ||
| .collect() | ||
| .await?; | ||
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| // Fetch blocks | ||
| let blocks_table = db_transaction.table::<WalletDbBlocksTable>().await?; | ||
| let blocks = blocks_table | ||
| .cursor_builder() | ||
| .only("ticker", z.ticker())? | ||
| .open_cursor("ticker") | ||
| .await? | ||
| .collect() | ||
| .await?; | ||
|
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| // Process transactions and construct tx_details | ||
| let mut tx_details = vec![]; | ||
| for (tx_id, tx) in txs { | ||
| if let Some((_, WalletDbBlocksTable { height, time, .. })) = blocks | ||
| .iter() | ||
| .find(|(_, block)| tx.block.map(|b| b == block.height).unwrap_or_default()) |
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q: idb doesn't have a join construct like sql?
will such a join ever be expensive?
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unfortunately indexeddb doesn't offer such abstraction most things are down manually with indexeddb 😄 but with indexes they're fast
dimxy
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Mar 30, 2024
* dev: feat(zcoin): balance event streaming (KomodoPlatform#2076) feat(zcoin): tx_history support for WASM target (KomodoPlatform#2077)
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fixes: #2072