# Fails if any download-logic token appears under gui/src. Run as a ctest (see
# tests/CMakeLists.txt). CLAUDE.md §3: "A grep for curl|pwrite|sqlite in gui/ must come
# back empty."
#
# Invoked with -DGUI_SRC=<abs path to gui/src>.

if(NOT DEFINED GUI_SRC)
    message(FATAL_ERROR "GUI_SRC not set")
endif()

file(GLOB_RECURSE sources "${GUI_SRC}/*.cpp" "${GUI_SRC}/*.hpp")

# Word-ish boundaries so this file's own prose and e.g. "curly" do not trip it, and so a
# comment mentioning the rule is fine but a real call is not.
set(forbidden
    "curl_[a-z_]+"          # libcurl
    "\\bpwrite\\b"          # raw positioned writes — the transfer path, not the GUI
    "sqlite3?_[a-z_]+"      # sqlite C API
    "QSqlDatabase"          # or via Qt
    "QNetworkAccessManager" # the GUI talks to the daemon over QLocalSocket, nothing else
)

set(hits "")
foreach(file ${sources})
    file(STRINGS "${file}" matched REGEX "(curl_[a-z_]+|\\bpwrite\\b|sqlite3?_[a-z_]+|QSqlDatabase|QNetworkAccessManager)")
    foreach(line ${matched})
        string(STRIP "${line}" line)
        list(APPEND hits "${file}: ${line}")
    endforeach()
endforeach()

list(LENGTH hits n)
if(n GREATER 0)
    string(REPLACE ";" "\n  " pretty "${hits}")
    message(FATAL_ERROR
        "download-logic token(s) found under gui/src — CLAUDE.md §3:\n  ${pretty}")
endif()

message(STATUS "gui/src is clean of download-logic tokens (${forbidden})")