import{loadContext}from"#context/container.js";import{buildReadFileTargetKey,createReadFileStamp,normalizeModelPath,setReadFileStamp}from"#runtime/framework-tools/file-state.js";import{MAX_OUTPUT_BYTES,capLineLength}from"#execution/sandbox/truncate-output.js";import{validateAbsoluteFilePath}from"#execution/sandbox/require-sandbox.js";async function executeReadFileOnSandbox(r,i){let{filePath:a,offset:o,limit:s}=i;validateAbsoluteFilePath(a);let c=normalizeModelPath(a),l=o??1,u=s??2e3;if(l<1)throw Error(`offset must be >= 1. Received: ${l}.`);let d=await r.readTextFile({path:a});if(d===null)throw Error(`File not found: ${a}. Verify the path exists and is accessible in the sandbox.`);if(d.includes(`\0`))throw Error(`File "${a}" contains NUL bytes and appears to be a binary file. read_file only supports text files.`);let f=d.split(`
`),p=f.length>0&&f[f.length-1]===``?f.length-1:f.length;if(p===0){if(l>1)throw Error(`offset ${l} is past the end of the file (0 lines). Use the default offset to read an empty file.`);return{content:``,path:c,totalLines:0,truncated:!1}}if(l>p)throw Error(`offset ${l} is past the end of the file (${p} lines).`);let m=createReadFileStamp({content:d,filePath:c}),h=buildReadFileTargetKey(c);setReadFileStamp(loadContext(),h,m);let g=l-1,_=Math.min(g+u,p),v=f.slice(g,_),y=[],b=0,x=!1;for(let e=0;e<v.length;e++){let t=`${l+e}: ${capLineLength(v[e]??``)}`,n=Buffer.byteLength(t,`utf8`)+1;if(b+n>MAX_OUTPUT_BYTES&&y.length>0){x=!0;break}y.push(t),b+=n}let S=y.join(`
`),C=l+y.length-1;return C<p||x?{content:S,nextOffset:C+1,path:c,totalLines:p,truncated:!0}:{content:S,path:c,totalLines:p,truncated:!1}}export{executeReadFileOnSandbox};