"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
exports.JqhtmlComponentIndex = void 0;
const vscode = __importStar(require("vscode"));
const path = __importStar(require("path"));
/**
 * JQHTML Component Indexer
 *
 * Maintains an index of all JQHTML component definitions in the workspace
 * for fast lookup during goto definition operations.
 */
class JqhtmlComponentIndex {
    constructor() {
        this.componentMap = new Map();
        // Start initial indexing
        this.reindexWorkspace();
        // Watch for changes to .jqhtml files
        this.setupFileWatcher();
    }
    /**
     * Set up file system watcher for .jqhtml files
     */
    setupFileWatcher() {
        this.fileWatcher = vscode.workspace.createFileSystemWatcher('**/*.jqhtml');
        // Re-index when files are created, changed, or deleted
        this.fileWatcher.onDidCreate(uri => this.indexFile(uri));
        this.fileWatcher.onDidChange(uri => this.indexFile(uri));
        this.fileWatcher.onDidDelete(uri => this.removeFileFromIndex(uri));
    }
    /**
     * Re-index all .jqhtml files in the workspace
     */
    reindexWorkspace() {
        return __awaiter(this, void 0, void 0, function* () {
            // Avoid multiple concurrent reindexing
            if (this.indexPromise) {
                return this.indexPromise;
            }
            this.indexPromise = this._reindexWorkspace();
            yield this.indexPromise;
            this.indexPromise = undefined;
        });
    }
    _reindexWorkspace() {
        return __awaiter(this, void 0, void 0, function* () {
            console.log('JQHTML: Starting workspace component indexing...');
            this.componentMap.clear();
            const workspaceFolders = vscode.workspace.workspaceFolders;
            if (!workspaceFolders) {
                console.log('JQHTML: No workspace folders found');
                return;
            }
            // Search each workspace folder explicitly for multi-root workspace support
            const allFiles = [];
            for (const folder of workspaceFolders) {
                const files = yield vscode.workspace.findFiles(new vscode.RelativePattern(folder, '**/*.jqhtml'), new vscode.RelativePattern(folder, '**/node_modules/**'));
                allFiles.push(...files);
            }
            // Debug: Log all discovered files
            console.log(`JQHTML: Found ${allFiles.length} .jqhtml files to index:`);
            allFiles.forEach(uri => {
                console.log(`  - ${uri.fsPath}`);
            });
            // Index each file
            const promises = allFiles.map(uri => this.indexFile(uri));
            yield Promise.all(promises);
            console.log(`JQHTML: Indexed ${this.componentMap.size} components from ${allFiles.length} files`);
        });
    }
    /**
     * Index a single .jqhtml file
     */
    indexFile(uri) {
        return __awaiter(this, void 0, void 0, function* () {
            try {
                // Remove old entries from this file
                this.removeFileFromIndex(uri);
                // Read file content
                const document = yield vscode.workspace.openTextDocument(uri);
                const text = document.getText();
                const lines = text.split('\n');
                // Look for component definitions
                // Pattern: <Define:ComponentName (followed by non-alphanumeric or end of tag)
                //
                // DIAGNOSTIC HISTORY:
                // - Issue: Component "Contacts_Datagrid" not found in index
                // - This regex SHOULD match: <Define:Contacts_Datagrid...
                // - Component name pattern: [A-Z][A-Za-z0-9_]* (starts uppercase, then alphanum+underscore)
                // - Contacts_Datagrid matches this pattern
                //
                // POSSIBLE REASONS FOR MISSED COMPONENTS:
                // 1. File not in workspace folders (check workspaceFolders in console)
                // 2. File in node_modules (explicitly excluded line 75)
                // 3. Syntax variations:
                //    - Extra whitespace: <Define: Contacts_Datagrid> (space after colon) ❌
                //    - Wrong case: <define:Contacts_Datagrid> (lowercase 'define') ❌
                //    - Missing colon: <DefineContacts_Datagrid> ❌
                // 4. Indexing hasn't completed yet (async operation)
                // 5. File watcher didn't fire (check file modification timestamp)
                //
                // DEBUGGING STEPS:
                // 1. Check console output "JQHTML: Indexed X components from Y files"
                // 2. Check console log when file is saved (should trigger onDidChange)
                // 3. Manually reload VS Code window to force reindex
                // 4. Check if file path contains "node_modules"
                const definePattern = /<Define:([A-Z][A-Za-z0-9_]*)(?:[^\w]|>|$)/g;
                for (let lineNum = 0; lineNum < lines.length; lineNum++) {
                    const line = lines[lineNum];
                    let match;
                    // Reset regex for each line
                    definePattern.lastIndex = 0;
                    while ((match = definePattern.exec(line)) !== null) {
                        const componentName = match[1];
                        const charPos = match.index + '<Define:'.length;
                        // Store component definition
                        this.componentMap.set(componentName, {
                            name: componentName,
                            uri: uri,
                            position: new vscode.Position(lineNum, charPos),
                            line: line.trim()
                        });
                        // Debug: Log each component as it's indexed
                        console.log(`JQHTML Index: Indexed "${componentName}" from ${path.basename(uri.fsPath)}:${lineNum + 1}`);
                    }
                }
            }
            catch (error) {
                console.error(`JQHTML: Error indexing file ${uri.fsPath}:`, error);
            }
        });
    }
    /**
     * Remove all components from a file from the index
     */
    removeFileFromIndex(uri) {
        // Remove all components defined in this file
        const toRemove = [];
        this.componentMap.forEach((def, name) => {
            if (def.uri.toString() === uri.toString()) {
                toRemove.push(name);
            }
        });
        // Verbose logging commented out to reduce console noise
        // if (toRemove.length > 0) {
        //     console.log(`JQHTML Index: Removing ${toRemove.length} component(s) from deleted file: ${uri.fsPath}`);
        //     console.log(`JQHTML Index: Components removed: ${toRemove.join(', ')}`);
        // }
        toRemove.forEach(name => {
            this.componentMap.delete(name);
        });
        // console.log(`JQHTML Index: Current index size after removal: ${this.componentMap.size} components`);
    }
    /**
     * Find a component definition by name
     */
    findComponent(name) {
        return this.componentMap.get(name);
    }
    /**
     * Get all component names (for autocomplete)
     */
    getAllComponentNames() {
        return Array.from(this.componentMap.keys());
    }
    /**
     * Check if a string is a component reference (starts with capital letter)
     */
    static isComponentReference(tagName) {
        return /^[A-Z]/.test(tagName);
    }
    /**
     * Dispose of resources
     */
    dispose() {
        if (this.fileWatcher) {
            this.fileWatcher.dispose();
        }
        this.componentMap.clear();
    }
}
exports.JqhtmlComponentIndex = JqhtmlComponentIndex;
//# sourceMappingURL=componentIndex.js.map