#!/usr/bin/env bash
# Regression harness for #703: interactive issue creation and stale Tea-user fallback.

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
WORK_DIR="${MOSAIC_TEST_WORK_DIR:-$PWD/.mosaic-test-work/issue-create-interactive-auth}"
REPO_DIR="$WORK_DIR/repo"
BIN_DIR="$WORK_DIR/bin"
LOG_FILE="$WORK_DIR/calls.log"
CREDENTIALS_FILE="$WORK_DIR/credentials.json"

rm -rf "$WORK_DIR"
mkdir -p "$REPO_DIR" "$BIN_DIR"
git -C "$REPO_DIR" init -q
git -C "$REPO_DIR" remote add origin https://git.mosaicstack.dev/mosaicstack/stack.git

cat > "$CREDENTIALS_FILE" <<'JSON'
{"gitea":{"mosaicstack":{"url":"https://git.mosaicstack.dev","token":"test-token"}}}
JSON

cat > "$BIN_DIR/tea" <<'SH'
#!/usr/bin/env bash
set -euo pipefail
if [[ "$*" == "login list --output json" ]]; then
  printf '%s\n' '[{"name":"mosaicstack","url":"https://git.mosaicstack.dev"}]'
  exit 0
fi
if [[ "${1:-}" == "api" ]]; then
  if [[ "${MOSAIC_TEA_STALE_USER:-0}" == "1" ]]; then
    echo 'GetUserByName: stale configured user' >&2
    exit 1
  fi
  printf '%s\n' '{"login":"current-user"}'
  exit 0
fi
printf 'tea %s\n' "$*" >> "$MOSAIC_TEST_LOG"
exit 0
SH

cat > "$BIN_DIR/curl" <<'SH'
#!/usr/bin/env bash
set -euo pipefail
printf 'curl %s\n' "$*" >> "$MOSAIC_TEST_LOG"
printf '%s\n' '{"number":703}'
SH
chmod +x "$BIN_DIR/tea" "$BIN_DIR/curl"

run_wrapper() {
  (
    cd "$REPO_DIR"
    PATH="$BIN_DIR:$PATH" \
    MOSAIC_CREDENTIALS_FILE="$CREDENTIALS_FILE" \
    MOSAIC_TEST_LOG="$LOG_FILE" \
    "$@"
  )
}

: > "$LOG_FILE"
printf 'Interactive title\nInteractive body\nlabel-a,label-b\nM1\n' | run_wrapper "$SCRIPT_DIR/issue-create.sh" -i >/dev/null

grep -q -- 'tea issue create --repo mosaicstack/stack --login mosaicstack --title Interactive title --description Interactive body --labels label-a,label-b --milestone M1' "$LOG_FILE"

# Explicit values take precedence in interactive mode: no title input is
# supplied, but the wrapper still creates the issue with the explicit title.
: > "$LOG_FILE"
printf '\n\n\n' | run_wrapper "$SCRIPT_DIR/issue-create.sh" -i -t 'Explicit title' >/dev/null
grep -q -- 'tea issue create --repo mosaicstack/stack --login mosaicstack --title Explicit title' "$LOG_FILE"

: > "$LOG_FILE"
run_wrapper env MOSAIC_TEA_STALE_USER=1 "$SCRIPT_DIR/issue-create.sh" -t 'Fallback title' -b 'Fallback body' >/dev/null 2>"$WORK_DIR/issue-stderr"
grep -q -- 'curl .*https://git.mosaicstack.dev/api/v1/repos/mosaicstack/stack/issues' "$LOG_FILE"
grep -q -- 'Tea authenticated-user validation failed' "$WORK_DIR/issue-stderr"
if grep -q -- 'tea issue create' "$LOG_FILE"; then
  echo 'FAIL: issue-create invoked Tea mutation after stale-user validation failed' >&2
  exit 1
fi

: > "$LOG_FILE"
run_wrapper env MOSAIC_TEA_STALE_USER=1 "$SCRIPT_DIR/pr-create.sh" -t 'PR fallback' -H feature/wrapfix >/dev/null 2>"$WORK_DIR/pr-stderr"
grep -q -- 'curl .*https://git.mosaicstack.dev/api/v1/repos/mosaicstack/stack/pulls' "$LOG_FILE"
grep -q -- 'Tea authenticated-user validation failed' "$WORK_DIR/pr-stderr"
if grep -q -- 'tea pr create' "$LOG_FILE"; then
  echo 'FAIL: pr-create invoked Tea mutation after stale-user validation failed' >&2
  exit 1
fi

echo 'issue-create interactive/auth regression harness passed'