"use strict";
/**
 * AeThex Compiler - Lua Code Generator (for Roblox)
 * Generates Lua code from AST
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.LuaGenerator = void 0;
class LuaGenerator {
    constructor() {
        this.indent = 0;
    }
    generate(ast) {
        const lines = [];
        // Runtime header
        lines.push('-- Generated by AeThex Compiler v1.0.0');
        lines.push('-- Target: Roblox (Lua)');
        lines.push('');
        // Generate imports (convert to Lua require)
        for (const node of ast.body) {
            if (node.type === 'Import') {
                lines.push(this.generateImport(node));
            }
        }
        if (ast.body.some(n => n.type === 'Import')) {
            lines.push('');
        }
        // Generate realities  
        for (const node of ast.body) {
            if (node.type === 'Reality') {
                lines.push(this.generateReality(node));
                lines.push('');
            }
        }
        // Generate journeys
        for (const node of ast.body) {
            if (node.type === 'Journey') {
                lines.push(this.generateJourney(node));
                lines.push('');
            }
        }
        return lines.join('\n');
    }
    generateImport(node) {
        // Convert @aethex.os/core to Roblox module path
        const luaPath = node.source.replace('@aethex.os/', 'ReplicatedStorage.AeThex.');
        return `local AeThex = require(game.${luaPath})`;
    }
    generateReality(node) {
        const lines = [];
        lines.push(`local ${node.name} = {`);
        for (const [key, value] of Object.entries(node.properties)) {
            if (Array.isArray(value)) {
                const arr = value.map(v => `"${v}"`).join(', ');
                lines.push(`  ${key} = {${arr}},`);
            }
            else if (typeof value === 'string') {
                lines.push(`  ${key} = "${value}",`);
            }
            else {
                lines.push(`  ${key} = ${value},`);
            }
        }
        lines.push('}');
        return lines.join('\n');
    }
    generateJourney(node) {
        const lines = [];
        const params = node.params.join(', ');
        lines.push(`local function ${node.name}(${params})`);
        this.indent++;
        for (const stmt of node.body) {
            const generated = this.generateStatement(stmt);
            if (generated) {
                lines.push(this.indentLine(generated));
            }
        }
        this.indent--;
        lines.push('end');
        return lines.join('\n');
    }
    generateStatement(stmt) {
        switch (stmt.type) {
            case 'LetStatement':
                return this.generateLetStatement(stmt);
            case 'WhenStatement':
                return this.generateWhenStatement(stmt);
            case 'NotifyStatement':
                return this.generateNotifyStatement(stmt);
            case 'RevealStatement':
                return this.generateRevealStatement(stmt);
            case 'SyncStatement':
                return this.generateSyncStatement(stmt);
            case 'ReturnStatement':
                return 'return';
            case 'ExpressionStatement':
                return this.generateExpression(stmt.expression);
            default:
                return '';
        }
    }
    generateLetStatement(stmt) {
        const value = this.generateExpression(stmt.value);
        return `local ${stmt.identifier} = ${value}`;
    }
    generateWhenStatement(stmt) {
        const lines = [];
        const condition = this.generateExpression(stmt.condition);
        lines.push(`if ${condition} then`);
        this.indent++;
        for (const s of stmt.consequent) {
            lines.push(this.indentLine(this.generateStatement(s)));
        }
        this.indent--;
        if (stmt.alternate && stmt.alternate.length > 0) {
            lines.push(this.indentLine('else'));
            this.indent++;
            for (const s of stmt.alternate) {
                lines.push(this.indentLine(this.generateStatement(s)));
            }
            this.indent--;
        }
        lines.push(this.indentLine('end'));
        return lines.join('\n');
    }
    generateNotifyStatement(stmt) {
        const message = this.generateExpression(stmt.message);
        return `print(${message})`;
    }
    generateRevealStatement(stmt) {
        const value = this.generateExpression(stmt.value);
        return `return ${value}`;
    }
    generateSyncStatement(stmt) {
        const target = this.generateExpression(stmt.target);
        const platforms = `{${stmt.platforms.map(p => `"${p}"`).join(', ')}}`;
        return `AeThex.DataSync.sync(${target}, ${platforms})`;
    }
    generateExpression(expr) {
        switch (expr.type) {
            case 'BinaryExpression':
                return this.generateBinaryExpression(expr);
            case 'UnaryExpression':
                return this.generateUnaryExpression(expr);
            case 'CallExpression':
                return this.generateCallExpression(expr);
            case 'MemberExpression':
                return this.generateMemberExpression(expr);
            case 'Identifier':
                return expr.name;
            case 'Literal':
                return typeof expr.value === 'string' ? `"${expr.value}"` : String(expr.value);
            case 'ArrayExpression':
                return this.generateArrayExpression(expr);
            case 'ObjectExpression':
                return this.generateObjectExpression(expr);
            case 'NewExpression':
                return this.generateNewExpression(expr);
            default:
                return '';
        }
    }
    generateBinaryExpression(expr) {
        const left = this.generateExpression(expr.left);
        const right = this.generateExpression(expr.right);
        // Lua uses ~= instead of !=
        const operator = expr.operator === '!=' ? '~=' :
            expr.operator === '==' ? '==' :
                expr.operator;
        // Lua string concatenation uses ..
        if (expr.operator === '+' && this.isStringExpression(expr.left)) {
            return `(${left} .. ${right})`;
        }
        return `(${left} ${operator} ${right})`;
    }
    generateUnaryExpression(expr) {
        const operand = this.generateExpression(expr.operand);
        // Lua uses 'not' instead of '!'
        const operator = expr.operator === '!' ? 'not ' : expr.operator;
        return `(${operator}${operand})`;
    }
    generateCallExpression(expr) {
        const callee = this.generateExpression(expr.callee);
        const args = expr.arguments.map(arg => this.generateExpression(arg)).join(', ');
        return `${callee}(${args})`;
    }
    generateMemberExpression(expr) {
        const object = this.generateExpression(expr.object);
        return `${object}.${expr.property.name}`;
    }
    generateArrayExpression(expr) {
        const elements = expr.elements.map(el => this.generateExpression(el)).join(', ');
        return `{${elements}}`;
    }
    generateObjectExpression(expr) {
        const properties = expr.properties
            .map(prop => `${prop.key} = ${this.generateExpression(prop.value)}`)
            .join(', ');
        return `{ ${properties} }`;
    }
    generateNewExpression(expr) {
        const args = expr.arguments.map(arg => this.generateExpression(arg)).join(', ');
        return `AeThex.${expr.callee.name}.new(${args})`;
    }
    isStringExpression(expr) {
        return expr.type === 'Literal' && typeof expr.value === 'string';
    }
    indentLine(line) {
        return '  '.repeat(this.indent) + line;
    }
}
exports.LuaGenerator = LuaGenerator;
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