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silverbullet/plugs/directive/complete.ts
Zef Hemel 0313565610
Complete redo of content indexing and querying (#517)
Complete redo of data store
Introduces live queries and live templates
2023-10-03 14:16:33 +02:00

113 lines
3.1 KiB
TypeScript

import { events } from "$sb/syscalls.ts";
import { CompleteEvent } from "$sb/app_event.ts";
import { buildHandebarOptions } from "./util.ts";
import type {
AttributeCompleteEvent,
AttributeCompletion,
} from "../index/attributes.ts";
import { PageMeta } from "$sb/types.ts";
export async function queryComplete(completeEvent: CompleteEvent) {
const querySourceMatch = /#query\s+([\w\-_]*)$/.exec(
completeEvent.linePrefix,
);
if (querySourceMatch) {
const allEvents = await events.listEvents();
const completionOptions = allEvents
.filter((eventName) =>
eventName.startsWith("query:") && !eventName.includes("*")
)
.map((source) => ({
label: source.substring("query:".length),
}));
const allObjectTypes: string[] = (await events.dispatchEvent("query_", {}))
.flat();
for (const type of allObjectTypes) {
completionOptions.push({
label: type,
});
}
return {
from: completeEvent.pos - querySourceMatch[1].length,
options: completionOptions,
};
}
if (completeEvent.parentNodes.includes("DirectiveStart")) {
const querySourceMatch = /#query\s+([\w\-_\/]+)/.exec(
completeEvent.linePrefix,
);
const whereMatch =
/(where|order\s+by|and|select(\s+[\w\s,]+)?)\s+([\w\-_]*)$/.exec(
completeEvent.linePrefix,
);
if (querySourceMatch && whereMatch) {
const type = querySourceMatch[1];
const attributePrefix = whereMatch[3];
const completions = (await events.dispatchEvent(
`attribute:complete:${type}`,
{
source: type,
prefix: attributePrefix,
} as AttributeCompleteEvent,
)).flat() as AttributeCompletion[];
return {
from: completeEvent.pos - attributePrefix.length,
options: attributeCompletionsToCMCompletion(completions),
};
}
}
return null;
}
export async function templateVariableComplete(completeEvent: CompleteEvent) {
const match = /\{\{([\w@]*)$/.exec(completeEvent.linePrefix);
if (!match) {
return null;
}
const handlebarOptions = buildHandebarOptions({ name: "" } as PageMeta);
let allCompletions: any[] = Object.keys(handlebarOptions.helpers).map(
(name) => ({ label: name, detail: "helper" }),
);
allCompletions = allCompletions.concat(
Object.keys(handlebarOptions.data).map((key) => ({
label: `@${key}`,
detail: "global variable",
})),
);
const completions = (await events.dispatchEvent(
`attribute:complete:_`,
{
source: "",
prefix: match[1],
} as AttributeCompleteEvent,
)).flat() as AttributeCompletion[];
allCompletions = allCompletions.concat(
attributeCompletionsToCMCompletion(completions),
);
return {
from: completeEvent.pos - match[1].length,
options: allCompletions,
};
}
export function attributeCompletionsToCMCompletion(
completions: AttributeCompletion[],
) {
return completions.map(
(completion) => ({
label: completion.name,
detail: `${completion.attributeType} (${completion.source})`,
type: "attribute",
}),
);
}