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<template>
<div class="fixed left-0 top-0 w-full h-full bg-black/40" @click="onClose">
<div class="absolute left-1/2 -translate-x-1/2 top-1/4 -translate-y-1/2 min-w-3/4 md:min-w-[12cm] flex"
:style="styles">
<input type="text" class="block border p-1 px-2 rounded-l-[inherit] grow" ref="searchInput"
@keyup.enter="onSearch" @keyup.esc="onClose"
@input="onInput" @keydown.down.prevent="onDownKey" @keydown.up.prevent="onUpKey"/>
<div class="p-1 hover:cursor-pointer">
<search-icon @click.stop="onSearch" class="w-8 h-8"/>
</div>
<div class="absolute top-[100%] w-full overflow-hidden" :style="suggContainerStyles">
<div v-for="(sugg, idx) of searchSuggs" :key="sugg.name + '|' + sugg.canonicalName"
:style="{backgroundColor: idx == focusedSuggIdx ? uiOpts.bgColorAltDark : uiOpts.bgColorAlt}"
class="border-b p-1 px-2 hover:underline hover:cursor-pointer flex"
@click="resolveSearch(sugg.canonicalName || sugg.name)">
<div class="grow overflow-hidden whitespace-nowrap text-ellipsis">
<span>{{suggDisplayStrings[idx][0]}}</span>
<span class="font-bold">{{suggDisplayStrings[idx][1]}}</span>
<span>{{suggDisplayStrings[idx][2]}}</span>
</div>
<info-icon class="hover:cursor-pointer my-auto w-5 h-5"
@click.stop="onInfoIconClick(sugg.canonicalName || sugg.name)"/>
</div>
<div v-if="searchHadMoreSuggs" class="text-center">• • •</div>
</div>
<label :style="animateLabelStyles" class="flex gap-1">
<input type="checkbox" v-model="uiOpts.searchJumpMode" @change="$emit('setting-chg', 'searchJumpMode')"/>
<div class="text-sm">Jump to result</div>
</label>
</div>
</div>
</template>
<script lang="ts">
import {defineComponent, PropType} from 'vue';
import SearchIcon from './icon/SearchIcon.vue';
import LogInIcon from './icon/LogInIcon.vue';
import InfoIcon from './icon/InfoIcon.vue';
import {TolNode, TolMap} from '../tol';
import {LayoutNode, LayoutMap, LayoutOptions} from '../layout';
import {queryServer, SearchSugg, SearchSuggResponse, UiOptions} from '../lib';
export default defineComponent({
props: {
lytMap: {type: Object as PropType<LayoutMap>, required: true}, // Used to check if a searched-for node exists
activeRoot: {type: Object as PropType<LayoutNode>, required: true}, // Sent to server to reduce response size
tolMap: {type: Object as PropType<TolMap>, required: true}, // Upon a search response, gets new nodes added
lytOpts: {type: Object as PropType<LayoutOptions>, required: true},
uiOpts: {type: Object as PropType<UiOptions>, required: true},
},
data(){
return {
// Search-suggestion data
searchSuggs: [] as SearchSugg[],
searchHadMoreSuggs: false,
suggsInput: '', // The input that resulted in the current suggestions (used to highlight matching text)
// For search-suggestion requests
lastSuggReqTime: 0, // Set when a search-suggestions request is initiated
pendingSuggReqParams: null as null | URLSearchParams,
// Used by a search-suggestion requester to request with the latest user input
pendingDelayedSuggReq: 0, // Set via setTimeout() for a non-initial search-suggestions request
pendingSuggInput: '', // Used to remember what input triggered a suggestions request
// Other
focusedSuggIdx: null as null | number, // Index of a search-suggestion selected using the arrow keys
};
},
computed: {
styles(): Record<string,string> {
let br = this.uiOpts.borderRadius;
return {
backgroundColor: this.uiOpts.bgColorAlt,
borderRadius: this.searchSuggs.length == 0 ? `${br}px` : `${br}px ${br}px 0 0`,
boxShadow: this.uiOpts.shadowNormal,
};
},
suggContainerStyles(): Record<string,string> {
let br = this.uiOpts.borderRadius;
return {
backgroundColor: this.uiOpts.bgColorAlt,
color: this.uiOpts.textColorAlt,
borderRadius: `0 0 ${br}px ${br}px`,
};
},
animateLabelStyles(): Record<string,string> {
return {
position: 'absolute',
top: -this.lytOpts.headerSz - 2 + 'px',
right: '0',
height: this.lytOpts.headerSz + 'px',
color: this.uiOpts.textColor,
};
},
suggDisplayStrings(): [string, string, string][] {
let result: [string, string, string][] = [];
let input = this.suggsInput.toLowerCase();
// For each SearchSugg
for (let sugg of this.searchSuggs){
let idx = sugg.name.indexOf(input);
// Split suggestion text into parts before/within/after an input match
let strings: [string, string, string];
if (idx != -1){
strings = [sugg.name.substring(0, idx), input, sugg.name.substring(idx + input.length)];
} else {
strings = [input, '', ''];
}
// Indicate any distinct canonical-name
if (sugg.canonicalName != null){
strings[2] += ` (aka ${sugg.canonicalName})`;
}
//
result.push(strings);
}
return result;
},
},
methods: {
// Search-suggestion events
async onInput(){
let input = this.$refs.searchInput as HTMLInputElement;
// Check for empty input
if (input.value.length == 0){
this.searchSuggs = [];
this.searchHadMoreSuggs = false;
this.focusedSuggIdx = null;
return;
}
// Get URL params to use for querying search-suggestions
let urlParams = new URLSearchParams({
type: 'sugg',
name: input.value,
limit: String(this.uiOpts.searchSuggLimit),
tree: this.uiOpts.tree,
});
// Query server, delaying/skipping if a request was recently sent
this.pendingSuggReqParams = urlParams;
this.pendingSuggInput = input.value;
let doReq = async () => {
let suggInput = this.pendingSuggInput;
let responseObj: SearchSuggResponse =
await queryServer(this.pendingSuggReqParams!);
if (responseObj == null){
return;
}
this.searchSuggs = responseObj.suggs;
this.searchHadMoreSuggs = responseObj.hasMore;
this.suggsInput = suggInput;
// Auto-select first result if present
if (this.searchSuggs.length > 0){
this.focusedSuggIdx = 0;
} else {
this.focusedSuggIdx = null;
}
};
let currentTime = new Date().getTime();
if (this.lastSuggReqTime == 0){
this.lastSuggReqTime = currentTime;
await doReq();
if (this.lastSuggReqTime == currentTime){
this.lastSuggReqTime = 0;
}
} else if (this.pendingDelayedSuggReq == 0){
this.lastSuggReqTime = currentTime;
this.pendingDelayedSuggReq = setTimeout(async () => {
this.pendingDelayedSuggReq = 0;
await doReq();
if (this.lastSuggReqTime == currentTime){
this.lastSuggReqTime = 0;
}
}, 300);
}
},
onInfoIconClick(nodeName: string){
this.$emit('info-click', nodeName);
},
onDownKey(){
if (this.focusedSuggIdx != null){
this.focusedSuggIdx = (this.focusedSuggIdx + 1) % this.searchSuggs.length;
}
},
onUpKey(){
if (this.focusedSuggIdx != null){
this.focusedSuggIdx = (this.focusedSuggIdx - 1 + this.searchSuggs.length) % this.searchSuggs.length;
// The addition after '-1' is to avoid becoming negative
}
},
// Search events
onSearch(){
if (this.focusedSuggIdx == null){
let input = (this.$refs.searchInput as HTMLInputElement).value.toLowerCase();
this.resolveSearch(input)
} else {
let sugg = this.searchSuggs[this.focusedSuggIdx]
this.resolveSearch(sugg.canonicalName || sugg.name);
}
},
async resolveSearch(tolNodeName: string){
if (tolNodeName == ''){
return;
}
// Check if the node data is already here
if (this.lytMap.has(tolNodeName)){
this.$emit('search', tolNodeName);
return;
}
// Ask server for nodes in parent-chain, updates tolMap, then emits search event
let urlParams = new URLSearchParams({
type: 'node',
name: tolNodeName,
toroot: '1',
excl: this.activeRoot.name,
tree: this.uiOpts.tree,
});
this.$emit('net-wait'); // Allows the parent component to show a loading-indicator
let responseObj: {[x: string]: TolNode} = await queryServer(urlParams);
this.$emit('net-get');
if (responseObj == null){
return;
}
let keys = Object.getOwnPropertyNames(responseObj);
if (keys.length > 0){
keys.forEach(key => {
if (!this.tolMap.has(key)){
this.tolMap.set(key, responseObj[key])
}
});
this.$emit('search', tolNodeName);
} else {
// Trigger failure animation
let input = this.$refs.searchInput as HTMLInputElement;
input.classList.remove('animate-red-then-fade');
input.offsetWidth; // Triggers reflow
input.classList.add('animate-red-then-fade');
}
},
// Other
onSearchModeChg(){
this.uiOpts.searchJumpMode = !this.uiOpts.searchJumpMode;
this.$emit('setting-chg', 'searchJumpMode');
},
onClose(evt: Event){
if (evt.target == this.$el){
this.$emit('close');
}
},
focusInput(){ // Used from external component
(this.$refs.searchInput as HTMLInputElement).focus();
},
},
mounted(){
(this.$refs.searchInput as HTMLInputElement).focus();
},
components: {SearchIcon, InfoIcon, LogInIcon, },
emits: ['search', 'close', 'info-click', 'setting-chg', 'net-wait', 'net-get', ],
});
</script>
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