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45 lines
1.3 KiB
45 lines
1.3 KiB
package core
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import (
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"fmt"
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. "github.com/tendermint/go-common"
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ctypes "github.com/tendermint/tendermint/rpc/core/types"
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"github.com/tendermint/tendermint/types"
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)
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//-----------------------------------------------------------------------------
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func BlockchainInfo(minHeight, maxHeight int) (*ctypes.ResultBlockchainInfo, error) {
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if maxHeight == 0 {
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maxHeight = blockStore.Height()
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} else {
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maxHeight = MinInt(blockStore.Height(), maxHeight)
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}
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if minHeight == 0 {
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minHeight = MaxInt(1, maxHeight-20)
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}
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log.Debug("BlockchainInfoHandler", "maxHeight", maxHeight, "minHeight", minHeight)
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blockMetas := []*types.BlockMeta{}
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for height := maxHeight; height >= minHeight; height-- {
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blockMeta := blockStore.LoadBlockMeta(height)
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blockMetas = append(blockMetas, blockMeta)
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}
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return &ctypes.ResultBlockchainInfo{blockStore.Height(), blockMetas}, nil
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}
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//-----------------------------------------------------------------------------
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func Block(height int) (*ctypes.ResultBlock, error) {
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if height == 0 {
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return nil, fmt.Errorf("Height must be greater than 0")
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}
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if height > blockStore.Height() {
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return nil, fmt.Errorf("Height must be less than the current blockchain height")
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}
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blockMeta := blockStore.LoadBlockMeta(height)
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block := blockStore.LoadBlock(height)
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return &ctypes.ResultBlock{blockMeta, block}, nil
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}
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