forked from MapComplete/MapComplete
97 lines
3.8 KiB
TypeScript
97 lines
3.8 KiB
TypeScript
import { OsmObject } from "../OsmObject"
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import OsmChangeAction from "./OsmChangeAction"
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import { Changes } from "../Changes"
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import { ChangeDescription } from "./ChangeDescription"
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import ChangeTagAction from "./ChangeTagAction"
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import { TagsFilter } from "../../Tags/TagsFilter"
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import { And } from "../../Tags/And"
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import { Tag } from "../../Tags/Tag"
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import { OsmId } from "../../../Models/OsmFeature"
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import { Utils } from "../../../Utils"
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import OsmObjectDownloader from "../OsmObjectDownloader";
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export default class DeleteAction extends OsmChangeAction {
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private readonly _softDeletionTags: TagsFilter
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private readonly meta: {
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theme: string
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specialMotivation: string
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changeType: "deletion"
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}
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private readonly _id: OsmId
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private readonly _hardDelete: boolean
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constructor(
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id: OsmId,
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softDeletionTags: TagsFilter | undefined,
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meta: {
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theme: string
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specialMotivation: string
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},
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hardDelete: boolean
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) {
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super(id, true)
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this._id = id
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this._hardDelete = hardDelete
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this.meta = { ...meta, changeType: "deletion" }
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if (softDeletionTags?.usedKeys()?.indexOf("fixme") >= 0) {
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this._softDeletionTags = softDeletionTags
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} else {
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this._softDeletionTags = new And(
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Utils.NoNull([
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softDeletionTags,
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new Tag(
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"fixme",
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`A mapcomplete user marked this feature to be deleted (${meta.specialMotivation})`
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),
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])
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)
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}
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}
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/**
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*
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* import {OsmNode} from "../OsmObject"
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* import { ImmutableStore } from "../../UIEventSource";
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* import { OsmConnection } from "../OsmConnection";
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*
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* const obj : OsmNode= new OsmNode(1)
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* obj.tags = {id:"node/1",name:"Monte Piselli - San Giacomo"}
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* const da = new DeleteAction("node/1", new Tag("man_made",""), {theme: "test", specialMotivation: "Testcase"}, true)
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* const state = { dryRun: new ImmutableStore(true), osmConnection: new OsmConnection() }
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* const descr = await da.CreateChangeDescriptions(new Changes(state), obj)
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* descr[0] // => {doDelete: true, meta: {theme: "test", specialMotivation: "Testcase",changeType: "deletion"}, type: "node",id: 1 }
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*
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* // Must not crash if softDeletionTags are undefined
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* const da = new DeleteAction("node/1", undefined, {theme: "test", specialMotivation: "Testcase"}, true)
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* const obj : OsmNode= new OsmNode(1)
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* obj.tags = {id:"node/1",name:"Monte Piselli - San Giacomo"}
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* const state = { dryRun: new ImmutableStore(true), osmConnection: new OsmConnection() }
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* const descr = await da.CreateChangeDescriptions(new Changes(state), obj)
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* descr[0] // => {doDelete: true, meta: {theme: "test", specialMotivation: "Testcase", changeType: "deletion"}, type: "node",id: 1 }
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*/
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public async CreateChangeDescriptions(
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changes: Changes,
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object?: OsmObject
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): Promise<ChangeDescription[]> {
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const osmObject = object ?? (await new OsmObjectDownloader(changes.backend, changes).DownloadObjectAsync(this._id))
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if(osmObject === "deleted"){
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// already deleted in the meantime - no more changes necessary
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return []
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}
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if (this._hardDelete) {
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return [
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{
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meta: this.meta,
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doDelete: true,
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type: osmObject.type,
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id: osmObject.id,
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},
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]
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} else {
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return await new ChangeTagAction(this._id, this._softDeletionTags, osmObject.tags, {
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...this.meta,
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changeType: "soft-delete",
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}).CreateChangeDescriptions()
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}
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}
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}
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