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| 1 | +import { useCallback, useMemo, useState } from "react"; |
| 2 | +import type { Protobuf } from "@meshtastic/core"; |
| 3 | +import { numberToHexUnpadded } from "@noble/curves/abstract/utils"; |
| 4 | + |
| 5 | +interface BooleanFilter { |
| 6 | + key: string; |
| 7 | + label: string; |
| 8 | + type: "boolean"; |
| 9 | + predicate: (node: Node, value: boolean) => boolean; |
| 10 | +} |
| 11 | + |
| 12 | +interface RangeFilter { |
| 13 | + key: string; |
| 14 | + label: string; |
| 15 | + type: "range"; |
| 16 | + bounds: [number, number]; |
| 17 | + predicate: (node: Node, value: [number, number]) => boolean; |
| 18 | +} |
| 19 | + |
| 20 | +interface SearchFilter { |
| 21 | + key: string; |
| 22 | + label: string; |
| 23 | + type: "search"; |
| 24 | + predicate: (node: Node, value: string) => boolean; |
| 25 | +} |
| 26 | + |
| 27 | +export type FilterConfig = BooleanFilter | RangeFilter | SearchFilter; |
| 28 | + |
| 29 | +export type FilterValueMap = { |
| 30 | + [C in FilterConfig as C["key"]]: C extends BooleanFilter ? boolean |
| 31 | + : C extends RangeFilter ? [number, number] |
| 32 | + : C extends SearchFilter ? string |
| 33 | + : never; |
| 34 | +}; |
| 35 | + |
| 36 | +// Defines all node filters in this object |
| 37 | +export const filterConfigs: FilterConfig[] = [ |
| 38 | + { |
| 39 | + key: "searchText", |
| 40 | + label: "Node name/number", |
| 41 | + type: "search", |
| 42 | + predicate: (node, text: string) => { |
| 43 | + if (!text) return true; |
| 44 | + const shortName = node.user?.shortName?.toString().toLowerCase() ?? ""; |
| 45 | + const longName = node.user?.longName?.toString().toLowerCase() ?? ""; |
| 46 | + const nodeNum = node.num?.toString() ?? ""; |
| 47 | + const nodeNumHex = numberToHexUnpadded(node.num) ?? ""; |
| 48 | + const search = text.toLowerCase(); |
| 49 | + return shortName.includes(search) || longName.includes(search) || |
| 50 | + nodeNum.includes(search) || |
| 51 | + nodeNumHex.includes(search.replace(/!/g, "")); |
| 52 | + }, |
| 53 | + }, |
| 54 | + { |
| 55 | + key: "favOnly", |
| 56 | + label: "Show favourites only", |
| 57 | + type: "boolean", |
| 58 | + predicate: (node, favOnly: boolean) => !favOnly || node.isFavorite, |
| 59 | + }, |
| 60 | + { |
| 61 | + key: "hopRange", |
| 62 | + label: "Number of hops", |
| 63 | + type: "range", |
| 64 | + bounds: [0, 7], |
| 65 | + predicate: (node, [min, max]: [number, number]) => { |
| 66 | + const hops = node.hopsAway ?? 7; |
| 67 | + return hops >= min && hops <= max; |
| 68 | + }, |
| 69 | + }, |
| 70 | + { |
| 71 | + key: "channelUtilization", |
| 72 | + label: "Channel Utilization (%)", |
| 73 | + type: "range", |
| 74 | + bounds: [0, 100], |
| 75 | + predicate: (node, [min, max]: [number, number]) => { |
| 76 | + const channelUtilization = node.deviceMetrics?.channelUtilization ?? 0; |
| 77 | + return channelUtilization >= min && channelUtilization <= max; |
| 78 | + }, |
| 79 | + }, |
| 80 | + { |
| 81 | + key: "airUtilTx", |
| 82 | + label: "Airtime Utilization (%)", |
| 83 | + type: "range", |
| 84 | + bounds: [0, 100], |
| 85 | + predicate: (node, [min, max]: [number, number]) => { |
| 86 | + const airUtilTx = node.deviceMetrics?.airUtilTx ?? 0; |
| 87 | + return airUtilTx >= min && airUtilTx <= max; |
| 88 | + }, |
| 89 | + }, |
| 90 | + { |
| 91 | + key: "battery", |
| 92 | + label: "Battery level (%)", |
| 93 | + type: "range", |
| 94 | + bounds: [0, 101], |
| 95 | + predicate: (node, [min, max]: [number, number]) => { |
| 96 | + const batt = node.deviceMetrics?.batteryLevel ?? 101; |
| 97 | + return batt >= min && batt <= max; |
| 98 | + }, |
| 99 | + }, |
| 100 | + { |
| 101 | + key: "viaMqtt", |
| 102 | + label: "Hide MQTT-connected nodes", |
| 103 | + type: "boolean", |
| 104 | + predicate: (node, hide: boolean) => !hide || !node.viaMqtt, |
| 105 | + }, |
| 106 | +]; |
| 107 | + |
| 108 | +export function useNodeFilters(nodes: Protobuf.Mesh.NodeInfo[]) { |
| 109 | + const defaultState = useMemo(() => { |
| 110 | + return filterConfigs.reduce((acc, cfg) => { |
| 111 | + switch (cfg.type) { |
| 112 | + case "boolean": |
| 113 | + acc[cfg.key] = false; |
| 114 | + break; |
| 115 | + case "range": |
| 116 | + acc[cfg.key] = cfg.bounds!; |
| 117 | + break; |
| 118 | + case "search": |
| 119 | + acc[cfg.key] = ""; |
| 120 | + break; |
| 121 | + } |
| 122 | + return acc; |
| 123 | + }, {} as FilterValueMap); |
| 124 | + }, []); |
| 125 | + |
| 126 | + const [filters, setFilters] = useState<FilterValueMap>( |
| 127 | + defaultState, |
| 128 | + ); |
| 129 | + |
| 130 | + const resetFilters = useCallback(() => { |
| 131 | + setFilters(defaultState); |
| 132 | + }, [defaultState]); |
| 133 | + |
| 134 | + const onFilterChange = useCallback( |
| 135 | + <K extends keyof FilterValueMap>(key: K, value: FilterValueMap[K]) => { |
| 136 | + setFilters((f) => ({ ...f, [key]: value })); |
| 137 | + }, |
| 138 | + [], |
| 139 | + ); |
| 140 | + |
| 141 | + const filteredNodes = useMemo( |
| 142 | + () => |
| 143 | + nodes.filter((node) => |
| 144 | + filterConfigs.every((cfg) => cfg.predicate(node, filters[cfg.key])) |
| 145 | + ), |
| 146 | + [nodes, filters], |
| 147 | + ); |
| 148 | + |
| 149 | + return { |
| 150 | + filters, |
| 151 | + onFilterChange, |
| 152 | + resetFilters, |
| 153 | + filteredNodes, |
| 154 | + filterConfigs, |
| 155 | + }; |
| 156 | +} |
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