mapcomplete/Models/ThemeConfig/LegacyJsonConvert.ts
2022-01-08 04:22:50 +01:00

945 lines
No EOL
35 KiB
TypeScript

import LineRenderingConfigJson from "./Json/LineRenderingConfigJson";
import LayerConfig from "./LayerConfig";
import Constants from "../Constants";
import {LayoutConfigJson} from "./Json/LayoutConfigJson";
import {LayerConfigJson} from "./Json/LayerConfigJson";
import DependencyCalculator from "./DependencyCalculator";
import {TagRenderingConfigJson} from "./Json/TagRenderingConfigJson";
import {Utils} from "../../Utils";
import LayoutConfig from "./LayoutConfig";
import {Translation} from "../../UI/i18n/Translation";
export interface DesugaringContext {
tagRenderings: Map<string, TagRenderingConfigJson>
sharedLayers: Map<string, LayerConfigJson>
}
abstract class Conversion<TIn, TOut> {
protected readonly doc: string;
public readonly modifiedAttributes: string[];
constructor(doc: string, modifiedAttributes: string[] = []) {
this.modifiedAttributes = modifiedAttributes;
this.doc = doc + "\n\nModified attributes are\n" + modifiedAttributes.join(", ");
}
public convertStrict(state: DesugaringContext, json: TIn, context: string): TOut {
const fixed = this.convert(state, json, context)
return DesugaringStep.strict(fixed)
}
public static strict<T>(fixed: { errors: string[], warnings: string[], result?: T }): T {
if (fixed?.errors?.length > 0) {
throw fixed.errors.join("\n");
}
fixed.warnings?.forEach(w => console.warn(w))
return fixed.result;
}
abstract convert(state: DesugaringContext, json: TIn, context: string): { result: TOut, errors: string[], warnings: string[] }
public convertAll(state: DesugaringContext, jsons: TIn[], context: string): { result: TOut[], errors: string[], warnings: string[] } {
const result = []
const errors = []
const warnings = []
for (let i = 0; i < jsons.length; i++) {
const json = jsons[i];
const r = this.convert(state, json, context + "[" + i + "]")
result.push(r.result)
errors.push(...r.errors)
warnings.push(...r.warnings)
}
return {
result,
errors,
warnings
}
}
}
abstract class DesugaringStep<T> extends Conversion<T, T> {
}
class OnEvery<X, T> extends DesugaringStep<T> {
private readonly key: string;
private readonly step: DesugaringStep<X>;
constructor(key: string, step: DesugaringStep<X>) {
super("Applies " + step.constructor.name + " onto every object of the list `key`", [key]);
this.step = step;
this.key = key;
}
convert(state: DesugaringContext, json: T, context: string): { result: T; errors: string[]; warnings: string[] } {
json = {...json}
const step = this.step
const key = this.key;
const r = step.convertAll(state, (<X[]>json[key]), context + "." + key)
json[key] = r.result
return {
result: json,
errors: r.errors,
warnings: r.warnings
};
}
}
class OnEveryConcat<X, T> extends DesugaringStep<T> {
private readonly key: string;
private readonly step: Conversion<X, X[]>;
constructor(key: string, step: Conversion<X, X[]>) {
super(`Applies ${step.constructor.name} onto every object of the list \`${key}\``, [key]);
this.step = step;
this.key = key;
}
convert(state: DesugaringContext, json: T, context: string): { result: T; errors: string[]; warnings: string[] } {
json = {...json}
const step = this.step
const key = this.key;
const values = json[key]
if (values === undefined) {
// Move on - nothing to see here!
return {
result: json,
errors: [],
warnings: []
}
}
const r = step.convertAll(state, (<X[]>values), context + "." + key)
const vals: X[][] = r.result
json[key] = [].concat(...vals)
return {
result: json,
errors: r.errors,
warnings: r.warnings
};
}
}
class Fuse<T> extends DesugaringStep<T> {
private readonly steps: DesugaringStep<T>[];
constructor(doc: string, ...steps: DesugaringStep<T>[]) {
super((doc ?? "") + "This fused pipeline of the following steps: " + steps.map(s => s.constructor.name).join(", "),
Utils.Dedup([].concat(...steps.map(step => step.modifiedAttributes)))
);
this.steps = steps;
}
convert(state: DesugaringContext, json: T, context: string): { result: T; errors: string[]; warnings: string[] } {
const errors = []
const warnings = []
for (let i = 0; i < this.steps.length; i++){
const step = this.steps[i];
let r = step.convert(state, json, context + "(fusion "+this.constructor.name+"."+i+")")
errors.push(...r.errors)
warnings.push(...r.warnings)
json = r.result
if (errors.length > 0) {
break;
}
}
return {
result: json,
errors,
warnings
};
}
}
class ExpandTagRendering extends Conversion<string | TagRenderingConfigJson | { builtin: string | string[], override: any }, TagRenderingConfigJson[]> {
constructor() {
super("Converts a tagRenderingSpec into the full tagRendering", []);
}
private lookup(state: DesugaringContext, name: string): TagRenderingConfigJson[] {
if (state.tagRenderings.has(name)) {
return [state.tagRenderings.get(name)]
}
if (name.indexOf(".") >= 0) {
const spl = name.split(".");
const layer = state.sharedLayers.get(spl[0])
if (spl.length === 2 && layer !== undefined) {
const id = spl[1];
const layerTrs = <TagRenderingConfigJson[]>layer.tagRenderings.filter(tr => tr["id"] !== undefined)
let matchingTrs: TagRenderingConfigJson[]
if (id === "*") {
matchingTrs = layerTrs
} else if (id.startsWith("*")) {
const id_ = id.substring(1)
matchingTrs = layerTrs.filter(tr => tr.group === id_)
} else {
matchingTrs = layerTrs.filter(tr => tr.id === id)
}
for (let i = 0; i < matchingTrs.length; i++) {
// The matched tagRenderings are 'stolen' from another layer. This means that they must match the layer condition before being shown
const found = Utils.Clone(matchingTrs[i]);
if (found.condition === undefined) {
found.condition = layer.source.osmTags
} else {
found.condition = {and: [found.condition, layer.source.osmTags]}
}
matchingTrs[i] = found
}
if (matchingTrs.length !== 0) {
return matchingTrs
}
}
}
return undefined;
}
private convertOnce(state: DesugaringContext, tr: string | any, warnings: string[], errors: string[], ctx: string): TagRenderingConfigJson[] {
if (tr === "questions") {
return [{
id: "questions"
}]
}
if (typeof tr === "string") {
const lookup = this.lookup(state, tr);
if (lookup !== undefined) {
return lookup
}
warnings.push(ctx + "A literal rendering was detected: " + tr)
return [{
render: tr,
id: tr.replace(/![a-zA-Z0-9]/g, "")
}]
}
if (tr["builtin"] !== undefined) {
let names = tr["builtin"]
if (typeof names === "string") {
names = [names]
}
const trs: TagRenderingConfigJson[] = []
for (const name of names) {
const lookup = this.lookup(state, name)
if (lookup === undefined) {
errors.push(ctx + ": The tagRendering with identifier " + name + " was not found.\n\tDid you mean one of " + Array.from(state.tagRenderings.keys()).join(", ") + "?")
continue
}
for (let tr of lookup) {
tr = Utils.Clone<any>(tr)
Utils.Merge(tr["override"] ?? {}, tr)
trs.push(tr)
}
}
return trs;
}
return [tr]
}
private convertUntilStable(state: DesugaringContext, spec: string | any, warnings: string[], errors: string[], ctx: string): TagRenderingConfigJson[] {
const trs = this.convertOnce(state, spec, warnings, errors, ctx);
const result = []
for (const tr of trs) {
if (tr["builtin"] !== undefined) {
const stable = this.convertUntilStable(state, tr, warnings, errors, ctx + "(RECURSIVE RESOLVE)")
result.push(...stable)
} else {
result.push(tr)
}
}
return result;
}
convert(state: DesugaringContext, json: string | TagRenderingConfigJson | { builtin: string | string[]; override: any }, context: string): { result: TagRenderingConfigJson[]; errors: string[]; warnings: string[] } {
const errors = []
const warnings = []
return {
result: this.convertUntilStable(state, json, warnings, errors, context),
errors, warnings
};
}
}
class ExpandGroupRewrite extends Conversion<{
rewrite: {
sourceString: string,
into: string[]
}[],
renderings: (string | { builtin: string, override: any } | TagRenderingConfigJson)[]
} | TagRenderingConfigJson, TagRenderingConfigJson[]> {
private static expandSubTagRenderings = new ExpandTagRendering()
constructor() {
super(
"Converts a rewrite config for tagRenderings into the expanded form"
);
}
/* Used for left|right group creation and replacement */
private prepConfig(keyToRewrite: string, target: string, tr: TagRenderingConfigJson) {
function replaceRecursive(transl: string | any) {
if (typeof transl === "string") {
return transl.replace(keyToRewrite, target)
}
if (transl.map !== undefined) {
return transl.map(o => replaceRecursive(o))
}
transl = {...transl}
for (const key in transl) {
transl[key] = replaceRecursive(transl[key])
}
return transl
}
const orig = tr;
tr = replaceRecursive(tr)
tr.id = target + "-" + orig.id
tr.group = target
return tr
}
convert(state: DesugaringContext, json:
{
rewrite:
{ sourceString: string; into: string[] }[]; renderings: (string | { builtin: string; override: any } | TagRenderingConfigJson)[]
} | TagRenderingConfigJson, context: string): { result: TagRenderingConfigJson[]; errors: string[]; warnings: string[] } {
if (json["rewrite"] === undefined) {
return {result: [<TagRenderingConfigJson>json], errors: [], warnings: []}
}
let config = <{
rewrite:
{ sourceString: string; into: string[] }[];
renderings: (string | { builtin: string; override: any } | TagRenderingConfigJson)[]
}>json;
const subRenderingsRes = ExpandGroupRewrite.expandSubTagRenderings.convertAll(state, config.renderings, context);
const subRenderings: TagRenderingConfigJson[] = [].concat(subRenderingsRes.result);
const errors = subRenderingsRes.errors;
const warnings = subRenderingsRes.warnings;
const rewrittenPerGroup = new Map<string, TagRenderingConfigJson[]>()
// The actual rewriting
for (const rewrite of config.rewrite) {
const source = rewrite.sourceString;
for (const target of rewrite.into) {
const groupName = target;
const trs: TagRenderingConfigJson[] = []
for (const tr of subRenderings) {
trs.push( this.prepConfig(source, target, tr))
}
if(rewrittenPerGroup.has(groupName)){
rewrittenPerGroup.get(groupName).push(...trs)
}else{
rewrittenPerGroup.set(groupName, trs)
}
}
}
// Add questions box for this category
rewrittenPerGroup.forEach((group, groupName) => {
group.push(<TagRenderingConfigJson>{
id: "questions",
group: groupName
})
})
rewrittenPerGroup.forEach((group, groupName) => {
group.forEach(tr => {
if(tr.id === undefined || tr.id === ""){
errors.push("A tagrendering has an empty ID after expanding the tag")
}
})
})
return {
result: [].concat(...Array.from(rewrittenPerGroup.values())),
errors, warnings
};
}
}
export class UpdateLegacyLayer extends DesugaringStep<LayerConfigJson | string | { builtin, override }> {
constructor() {
super("Updates various attributes from the old data format to the new to provide backwards compatibility with the formats",
["overpassTags", "source.osmtags", "tagRenderings[*].id", "mapRendering"]);
}
convert(state: {}, json: LayerConfigJson, context: string): { result: LayerConfigJson; errors: string[]; warnings: string[] } {
const warnings = []
if (typeof json === "string") {
return json
}
if (json["builtin"] !== undefined) {
// @ts-ignore
return json;
}
let config: any = {...json};
if (config["overpassTags"]) {
config.source = config.source ?? {}
config.source.osmTags = config["overpassTags"]
delete config["overpassTags"]
}
if (config.tagRenderings !== undefined) {
let i =0;
for (const tagRendering of config.tagRenderings) {
i++;
if(typeof tagRendering === "string" || tagRendering["builtin"] !== undefined){
continue
}
if (tagRendering["id"] === undefined) {
if (tagRendering["#"] !== undefined) {
tagRendering["id"] = tagRendering["#"]
delete tagRendering["#"]
} else if (tagRendering["freeform"]?.key !== undefined) {
tagRendering["id"] = config.id + "-" + tagRendering["freeform"]["key"]
}else{
tagRendering["id"] = "tr-"+i
}
}
}
}
if (config.mapRendering === undefined) {
config.mapRendering = []
// This is a legacy format, lets create a pointRendering
let location: ("point" | "centroid")[] = ["point"]
let wayHandling: number = config["wayHandling"] ?? 0
if (wayHandling !== 0) {
location = ["point", "centroid"]
}
if (config["icon"] ?? config["label"] !== undefined) {
const pointConfig = {
icon: config["icon"],
iconBadges: config["iconOverlays"],
label: config["label"],
iconSize: config["iconSize"],
location,
rotation: config["rotation"]
}
config.mapRendering.push(pointConfig)
}
if (wayHandling !== 1) {
const lineRenderConfig = <LineRenderingConfigJson>{
color: config["color"],
width: config["width"],
dashArray: config["dashArray"]
}
if (Object.keys(lineRenderConfig).length > 0) {
config.mapRendering.push(lineRenderConfig)
}
}
if (config.mapRendering.length === 0) {
throw "Could not convert the legacy theme into a new theme: no renderings defined for layer " + config.id
}
}
delete config["color"]
delete config["width"]
delete config["dashArray"]
delete config["icon"]
delete config["iconOverlays"]
delete config["label"]
delete config["iconSize"]
delete config["rotation"]
delete config["wayHandling"]
delete config["hideUnderlayingFeaturesMinPercentage"]
for (const mapRenderingElement of config.mapRendering) {
if (mapRenderingElement["iconOverlays"] !== undefined) {
mapRenderingElement["iconBadges"] = mapRenderingElement["iconOverlays"]
}
for (const overlay of mapRenderingElement["iconBadges"] ?? []) {
if (overlay["badge"] !== true) {
warnings.push("Warning: non-overlay element for ", config.id)
}
delete overlay["badge"]
}
}
return {
result: config,
errors: [],
warnings
};
}
}
class UpdateLegacyTheme extends DesugaringStep<LayoutConfigJson> {
constructor() {
super("Small fixes in the theme config", ["roamingRenderings"]);
}
convert(state: DesugaringContext, json: LayoutConfigJson, context: string): { result: LayoutConfigJson; errors: string[]; warnings: string[] } {
const oldThemeConfig = {...json}
if (oldThemeConfig["roamingRenderings"] !== undefined) {
if (oldThemeConfig["roamingRenderings"].length == 0) {
delete oldThemeConfig["roamingRenderings"]
} else {
return {
result: null,
errors: [context + ": The theme contains roamingRenderings. These are not supported anymore"],
warnings: []
}
}
}
return {
errors: [],
warnings: [],
result: oldThemeConfig
}
}
}
export class FixLegacyTheme extends Fuse<LayoutConfigJson> {
constructor() {
super(
"Fixes a legacy theme to the modern JSON format geared to humans. Syntactic sugars are kept (i.e. no tagRenderings are expandend, no dependencies are automatically gathered)",
new UpdateLegacyTheme(),
new OnEvery("layers", new UpdateLegacyLayer())
);
}
}
export class ValidateLayer extends DesugaringStep<LayerConfigJson> {
/**
* The paths where this layer is originally saved. Triggers some extra checks
* @private
*/
private readonly _path?: string;
private readonly knownImagePaths?: Set<string>;
private readonly _isBuiltin: boolean;
constructor(knownImagePaths: Set<string>, path: string, isBuiltin: boolean) {
super("Doesn't change anything, but emits warnings and errors", []);
this.knownImagePaths = knownImagePaths;
this._path = path;
this._isBuiltin = isBuiltin;
}
convert(state: DesugaringContext, json: LayerConfigJson, context: string): { result: LayerConfigJson; errors: string[]; warnings: string[] } {
const errors = []
const warnings = []
if (typeof json === "string") {
errors.push(context + ": This layer hasn't been expanded: " + json)
return {
result: null,
warnings: [],
errors
}
}
if (json["builtin"] !== undefined) {
errors.push(context + ": This layer hasn't been expanded: " + json)
return {
result: null,
warnings: [],
errors
}
}
try {
{
// Some checks for legacy elements
if (json["overpassTags"] !== undefined) {
errors.push("Layer " + json.id + "still uses the old 'overpassTags'-format. Please use \"source\": {\"osmTags\": <tags>}' instead of \"overpassTags\": <tags> (note: this isn't your fault, the custom theme generator still spits out the old format)")
}
const forbiddenTopLevel = ["icon", "wayHandling", "roamingRenderings", "roamingRendering", "label", "width", "color", "colour", "iconOverlays"]
for (const forbiddenKey of forbiddenTopLevel) {
if (json[forbiddenKey] !== undefined)
errors.push(context + ": layer " + json.id + " still has a forbidden key " + forbiddenKey)
}
if (json["hideUnderlayingFeaturesMinPercentage"] !== undefined) {
errors.push(context + ": layer " + json.id + " contains an old 'hideUnderlayingFeaturesMinPercentage'")
}
}
{
const layer = new LayerConfig(json, "test", true)
const images = Array.from(layer.ExtractImages())
const remoteImages = images.filter(img => img.indexOf("http") == 0)
for (const remoteImage of remoteImages) {
errors.push("Found a remote image: " + remoteImage + " in layer " + layer.id + ", please download it. You can use the fixTheme script to automate this")
}
for (const image of images) {
if (image.indexOf("{") >= 0) {
warnings.push("Ignoring image with { in the path: ", image)
continue
}
if (this.knownImagePaths !== undefined && !this.knownImagePaths.has(image)) {
const ctx = context === undefined ? "" : ` in a layer defined in the theme ${context}`
errors.push(`Image with path ${image} not found or not attributed; it is used in ${layer.id}${ctx}`)
}
}
}
{
// CHeck location
const expected: string = `assets/layers/${json.id}/${json.id}.json`
if (this._path != undefined && this._path.indexOf(expected) < 0) {
errors.push("Layer is in an incorrect place. The path is " + this._path + ", but expected " + expected)
}
}
if (this._isBuiltin ) {
if (json.tagRenderings?.some(tr => tr["id"] === "")) {
const emptyIndexes : number[] = []
for (let i = 0; i < json.tagRenderings.length; i++){
const tagRendering = json.tagRenderings[i];
if(tagRendering["id"] === ""){
emptyIndexes.push(i)
}
}
errors.push(`Some tagrendering-ids are empty or have an emtpy string; this is not allowed (at ${context}.tagRenderings.[${emptyIndexes.join(",")}])`)
}
const duplicateIds = Utils.Dupiclates((json.tagRenderings ?? [])?.map(f => f["id"]).filter(id => id !== "questions"))
if (duplicateIds.length > 0 && !Utils.runningFromConsole) {
errors.push(`Some tagRenderings have a duplicate id: ${duplicateIds} (at ${context}.tagRenderings)`)
}
if(json.description === undefined){
if (Constants.priviliged_layers.indexOf(json.id) >= 0) {
errors.push(
context + ": A priviliged layer must have a description"
)
} else {
warnings.push(
context + ": A builtin layer should have a description"
)
}}
}
} catch (e) {
errors.push(e)
}
return {
result: undefined,
errors,
warnings
};
}
}
class ValidateLanguageCompleteness extends DesugaringStep<any> {
private readonly _languages: string[];
constructor(...languages: string[]) {
super("Checks that the given object is fully translated in the specified languages", []);
this._languages = languages;
}
convert(state: DesugaringContext, obj: any, context: string): { result: LayerConfig; errors: string[]; warnings: string[] } {
const errors = []
const translations = Translation.ExtractAllTranslationsFrom(
obj
)
for (const neededLanguage of this._languages) {
translations
.filter(t => t.tr.translations[neededLanguage] === undefined && t.tr.translations["*"] === undefined)
.forEach(missing => {
errors.push(context + "A theme should be translation-complete for " + neededLanguage + ", but it lacks a translation for " + missing.context + ".\n\tThe english translation is " + missing.tr.textFor('en'))
})
}
return {
result: obj,
warnings: [], errors
};
}
}
class ValidateTheme extends DesugaringStep<LayoutConfigJson> {
/**
* The paths where this layer is originally saved. Triggers some extra checks
* @private
*/
private readonly _path?: string;
private readonly knownImagePaths: Set<string>;
private readonly _isBuiltin: boolean;
constructor(knownImagePaths: Set<string>, path: string, isBuiltin: boolean) {
super("Doesn't change anything, but emits warnings and errors", []);
this.knownImagePaths = knownImagePaths;
this._path = path;
this._isBuiltin = isBuiltin;
}
convert(state: DesugaringContext, json: LayoutConfigJson, context: string): { result: LayoutConfigJson; errors: string[]; warnings: string[] } {
const errors = []
const warnings = []
{
// Legacy format checks
if (this._isBuiltin) {
if (typeof json.language === "string") {
errors.push("The theme " + json.id + " has a string as language. Please use a list of strings")
}
if (json["units"] !== undefined) {
errors.push("The theme " + json.id + " has units defined - these should be defined on the layer instead. (Hint: use overrideAll: { '+units': ... }) ")
}
if (json["roamingRenderings"] !== undefined) {
errors.push("Theme " + json.id + " contains an old 'roamingRenderings'. Use an 'overrideAll' instead")
}
}
}
try {
const theme = new LayoutConfig(json, true, "test")
if (theme.id !== theme.id.toLowerCase()) {
errors.push("Theme ids should be in lowercase, but it is " + theme.id)
}
const filename = this._path.substring(this._path.lastIndexOf("/") + 1, this._path.length - 5)
if (theme.id !== filename) {
errors.push("Theme ids should be the same as the name.json, but we got id: " + theme.id + " and filename " + filename + " (" + this._path + ")")
}
if (!this.knownImagePaths.has(theme.icon)) {
errors.push("The theme image " + theme.icon + " is not attributed or not saved locally")
}
const dups = Utils.Dupiclates(json.layers.map(layer => layer["id"]))
if (dups.length > 0) {
errors.push(`The theme ${json.id} defines multiple layers with id ${dups.join(", ")}`)
}
if (json["mustHaveLanguage"] !== undefined) {
const checked = new ValidateLanguageCompleteness(...json["mustHaveLanguage"])
.convert(state, theme, theme.id)
errors.push(...checked.errors)
warnings.push(...checked.warnings)
}
} catch (e) {
errors.push(e)
}
return {
result: json,
errors,
warnings
};
}
}
export class ValidateThemeAndLayers extends Fuse<LayoutConfigJson> {
constructor(knownImagePaths: Set<string>, path: string, isBuiltin: boolean) {
super("Validates a theme and the contained layers",
new ValidateTheme(knownImagePaths, path, isBuiltin),
new OnEvery("layers", new ValidateLayer(knownImagePaths, undefined, false))
);
}
}
class AddDependencyLayersToTheme extends DesugaringStep<LayoutConfigJson> {
constructor() {
super("If a layer has a dependency on another layer, these layers are added automatically on the theme. (For example: defibrillator depends on 'walls_and_buildings' to snap onto. This layer is added automatically)", ["layers"]);
}
private static CalculateDependencies(alreadyLoaded: LayerConfigJson[], allKnownLayers: Map<string, LayerConfigJson>, themeId: string): LayerConfigJson[] {
const dependenciesToAdd: LayerConfigJson[] = []
const loadedLayerIds: Set<string> = new Set<string>(alreadyLoaded.map(l => l.id));
// Verify cross-dependencies
let unmetDependencies: { neededLayer: string, neededBy: string, reason: string, context?: string }[] = []
do {
const dependencies: { neededLayer: string, reason: string, context?: string, neededBy: string }[] = []
for (const layerConfig of alreadyLoaded) {
const layerDeps = DependencyCalculator.getLayerDependencies(new LayerConfig(layerConfig))
dependencies.push(...layerDeps)
}
// During the generate script, builtin layers are verified but not loaded - so we have to add them manually here
// Their existance is checked elsewhere, so this is fine
unmetDependencies = dependencies.filter(dep => !loadedLayerIds.has(dep.neededLayer))
for (const unmetDependency of unmetDependencies) {
if(loadedLayerIds.has(unmetDependency.neededLayer)){
continue
}
const dep = allKnownLayers.get(unmetDependency.neededLayer)
if (dep === undefined) {
const message =
["Loading a dependency failed: layer " + unmetDependency.neededLayer + " is not found, neither as layer of " + themeId + " nor as builtin layer.",
"This layer is needed by " + unmetDependency.neededBy,
unmetDependency.reason + " (at " + unmetDependency.context + ")",
"Loaded layers are: " + alreadyLoaded.map(l => l.id).join(",")
]
throw message.join("\n\t");
}
dependenciesToAdd.unshift(dep)
loadedLayerIds.add(dep.id);
unmetDependencies = unmetDependencies.filter(d => d.neededLayer !== unmetDependency.neededLayer)
}
} while (unmetDependencies.length > 0)
return dependenciesToAdd;
}
convert(state: DesugaringContext, theme: LayoutConfigJson, context: string): { result: LayoutConfigJson; errors: string[]; warnings: string[] } {
const allKnownLayers: Map<string, LayerConfigJson> = state.sharedLayers;
const knownTagRenderings: Map<string, TagRenderingConfigJson> = state.tagRenderings;
const errors = [];
const warnings = [];
const layers: LayerConfigJson[] = <LayerConfigJson[]>theme.layers; // Layers should be expanded at this point
knownTagRenderings.forEach((value, key) => {
value.id = key;
})
const dependencies = AddDependencyLayersToTheme.CalculateDependencies(layers, allKnownLayers, theme.id);
if(dependencies.length > 0){
warnings.push(context+": added "+dependencies.map(d => d.id).join(", ")+" to the theme as they are needed")
}
layers.unshift(...dependencies);
return {
result: {
...theme,
layers: layers
},
errors,
warnings
};
}
}
export class PrepareLayer extends Fuse<LayerConfigJson> {
constructor() {
super(
"Fully prepares and expands a layer for the LayerConfig.",
new OnEveryConcat("tagRenderings", new ExpandGroupRewrite()),
new OnEveryConcat("tagRenderings", new ExpandTagRendering()),
new OnEveryConcat("titleIcons", new ExpandTagRendering())
);
}
}
class SubstituteLayer extends Conversion<(string | LayerConfigJson), LayerConfigJson[]> {
constructor() {
super("Converts the identifier of a builtin layer into the actual layer, or converts a 'builtin' syntax with override in the fully expanded form", []);
}
convert(state: DesugaringContext, json: string | LayerConfigJson, context: string): { result: LayerConfigJson[]; errors: string[]; warnings: string[] } {
const errors = []
const warnings = []
if (typeof json === "string") {
const found = state.sharedLayers.get(json)
if (found === undefined) {
return {
result: null,
errors: [context + ": The layer with name " + json + " was not found as a builtin layer"],
warnings
}
}
return {
result: [found],
errors, warnings
}
}
if (json["builtin"] !== undefined) {
let names = json["builtin"]
if (typeof names === "string") {
names = [names]
}
const layers = []
for (const name of names) {
const found = Utils.Clone(state.sharedLayers.get(name))
if (found === undefined) {
errors.push(context + ": The layer with name " + json + " was not found as a builtin layer")
continue
}
Utils.Merge(json["override"], found);
layers.push(found)
}
return {
result: layers,
errors, warnings
}
}
return {
result: [json],
errors, warnings
};
}
}
class AddDefaultLayers extends DesugaringStep<LayoutConfigJson>{
constructor() {
super("Adds the default layers, namely: "+Constants.added_by_default.join(", "),["layers"]);
}
convert(state: DesugaringContext, json: LayoutConfigJson, context: string): { result: LayoutConfigJson; errors: string[]; warnings: string[] } {
const errors = []
json.layers = [...json.layers]
for (const layerName of Constants.added_by_default) {
const v = state.sharedLayers.get(layerName)
if(v === undefined){
errors.push("Default layer "+layerName+" not found")
}
json.layers.push(v)
}
return {
result: json,
errors,
warnings: []
};
}
}
export class PrepareTheme extends Fuse<LayoutConfigJson> {
constructor() {
super(
"Fully prepares and expands a theme",
new OnEveryConcat("layers", new SubstituteLayer()),
new AddDefaultLayers(),
new AddDependencyLayersToTheme(),
new OnEvery("layers", new PrepareLayer()),
);
}
}