#!/usr/bin/env bats

setup() {
  export INPUT_FILE=dev/Chart.yaml
  export YQ_TPL='version = "{{VERSION}}"'
  export VERSION=1.0.0
  export SOURCE_REPO=niko/app
  export SOURCE_COMMIT=abc123def456
  export GITOPS_REPO=niko/app-gitops
  export GITEA_TOKEN=test-token
  export GITEA_API_URL=http://localhost:18080
}

teardown() {
  if type mock_stop &>/dev/null 2>&1; then
    mock_stop 2>/dev/null || true
  fi
}

@test "missing GITEA_API_URL causes exit 1" {
  unset GITEA_API_URL
  run bash scripts/gitops-update.sh
  [ "$status" -eq 1 ]
  [[ "$output" == *"GITEA_API_URL"* ]]
}

@test "missing GITEA_TOKEN causes exit 1" {
  unset GITEA_TOKEN
  run bash scripts/gitops-update.sh
  [ "$status" -eq 1 ]
  [[ "$output" == *"GITEA_TOKEN"* ]]
}

@test "missing INPUT_FILE causes exit 1" {
  unset INPUT_FILE
  run bash scripts/gitops-update.sh
  [ "$status" -eq 1 ]
  [[ "$output" == *"INPUT_FILE"* ]]
}

@test "missing YQ_TPL causes exit 1" {
  unset YQ_TPL
  run bash scripts/gitops-update.sh
  [ "$status" -eq 1 ]
  [[ "$output" == *"YQ_TPL"* ]]
}

@test "missing VERSION causes exit 1" {
  unset VERSION
  run bash scripts/gitops-update.sh
  [ "$status" -eq 1 ]
  [[ "$output" == *"VERSION"* ]]
}

@test "missing SOURCE_REPO causes exit 1" {
  unset SOURCE_REPO
  run bash scripts/gitops-update.sh
  [ "$status" -eq 1 ]
  [[ "$output" == *"SOURCE_REPO"* ]]
}

@test "missing SOURCE_COMMIT causes exit 1" {
  unset SOURCE_COMMIT
  run bash scripts/gitops-update.sh
  [ "$status" -eq 1 ]
  [[ "$output" == *"SOURCE_COMMIT"* ]]
}

@test "_gitops_substitute replaces {{VERSION}}" {
  run bash -c '
    source scripts/gitops-update.sh >/dev/null 2>&1
    _gitops_substitute "(.version) = \"{{VERSION}}\"" "0.2.3"
  '
  [ "$status" -eq 0 ]
  [[ "$output" == '(.version) = "0.2.3"' ]]
}

@test "CLONE_URL is constructed correctly from GITEA_API_URL" {
  export GITEA_API_URL=https://gitea.app.keskikuja.site
  export GITEA_TOKEN=secret123
  export GITOPS_REPO=niko/app-gitops
  run bash -c '
    source scripts/gitops-update.sh >/dev/null 2>&1
    echo "$CLONE_URL"
  '
  [ "$status" -eq 0 ]
  [ "$output" = "https://secret123@gitea.app.keskikuja.site/niko/app-gitops.git" ]
}

@test "CLONE_URL works with http:// URL" {
  export GITEA_API_URL=http://localhost:18080
  export GITEA_TOKEN=token
  export GITOPS_REPO=owner/repo
  run bash -c '
    source scripts/gitops-update.sh >/dev/null 2>&1
    echo "$CLONE_URL"
  '
  [ "$status" -eq 0 ]
  [ "$output" = "https://token@localhost:18080/owner/repo.git" ]
}

@test "_gitops_substitute handles multiple {{VERSION}} occurrences" {
  run bash -c '
    source scripts/gitops-update.sh >/dev/null 2>&1
    _gitops_substitute "version = \"{{VERSION}}\"; tag = \"v{{VERSION}}\"" "1.2.3"
  '
  [ "$status" -eq 0 ]
  [[ "$output" == 'version = "1.2.3"; tag = "v1.2.3"' ]]
}

@test "git flow: clone yq add commit push" {
  source tests/helpers/mock-api.sh
  mock_set_sequence '[
    {"code":201},
    {"code":201}
  ]'
  mock_start
  export GIT_CALLS_FILE=$(mktemp)
  export YQ_CALLS_FILE=$(mktemp)
  export PATH="${BATS_TEST_DIRNAME}/helpers:$PATH"
  export INPUT_FILE=dev/Chart.yaml
  export YQ_TPL='(.version) = "{{VERSION}}"'
  export VERSION=0.2.3
  export SOURCE_REPO=niko/app
  export SOURCE_COMMIT=abc123def456
  export GITOPS_REPO=niko/app-gitops
  export GITEA_API_URL=http://localhost:18080
  export GITEA_TOKEN=test-token
  run bash scripts/gitops-update.sh
  [ "$status" -eq 0 ]
  git_calls=$(cat "$GIT_CALLS_FILE")
  [[ "$git_calls" == *"clone"* ]]
  [[ "$git_calls" == *"add"* ]]
  [[ "$git_calls" == *"commit"* ]]
  [[ "$git_calls" == *"push"* ]]
  yq_calls=$(cat "$YQ_CALLS_FILE")
  [[ "$yq_calls" == *"eval -i"* ]]
  rm -f "$GIT_CALLS_FILE" "$YQ_CALLS_FILE"
  mock_stop
}

@test "one commit-status call: gitops-repo only" {
  source tests/helpers/mock-api.sh
  mock_set_sequence '[
    {"code":201}
  ]'
  mock_start
  export GIT_CALLS_FILE=$(mktemp)
  export YQ_CALLS_FILE=$(mktemp)
  export PATH="${BATS_TEST_DIRNAME}/helpers:$PATH"
  export INPUT_FILE=dev/Chart.yaml
  export YQ_TPL='(.version) = "{{VERSION}}"'
  export VERSION=0.2.3
  export SOURCE_REPO=niko/app
  export SOURCE_COMMIT=abc123def456
  export GITOPS_REPO=niko/app-gitops
  export GITEA_API_URL=http://localhost:18080
  export GITEA_TOKEN=test-token
  run bash scripts/gitops-update.sh
  [ "$status" -eq 0 ]
  path=$(mock_get_first_request_path)
  body=$(mock_get_first_request_body)
  [[ "$path" == *"/repos/niko/app-gitops/statuses/"* ]]
  [[ "$body" == *'"context":"app '* ]]
  [[ "$body" == *'"description":"Install to dev 0.2.3"'* ]]
  [[ "$body" == *'"state":"success"'* ]]
  rm -f "$GIT_CALLS_FILE" "$YQ_CALLS_FILE"
  mock_stop
}

@test "missing GITOPS_REPO causes exit 1" {
  unset GITOPS_REPO
  run bash scripts/gitops-update.sh
  [ "$status" -eq 1 ]
  [[ "$output" == *"GITOPS_REPO"* ]]
}