name: map-generator
on:
  workflow_dispatch: # Manual trigger
    inputs:
      map-generator-test:
        description: 'Test (non-prod) generation?'
        required: false
        default: false
        type: boolean
#      run-copy-coasts:
#        description: 'Copy last used coastlines?'
#        required: false
#        default: true
#        type: boolean
      run-isolines:
        description: 'Update altitude isolines?'
        required: false
        default: false
        type: boolean
      run-tiger:
        description: 'Update TIGER address data?'
        required: false
        default: true
        type: boolean
      run-planet-pbf:
        description: 'Update PBF planet (for Wiki & subways)?'
        required: false
        default: true
        type: boolean
      run-subways:
        description: 'Update subways?'
        required: false
        default: true
        type: boolean
      run-wiki:
        description: 'Update Wikipedia descriptions?'
        required: false
        default: true
        type: boolean
      run-planet-o5m:
        description: 'Update O5M planet (for mapgen)?'
        required: false
        default: true
        type: boolean
      run-mapgen:
        description: 'Run maps generation?'
        required: false
        default: true
        type: boolean
      map-generator-continue:
        description: 'Continue previous map generation?'
        required: false
        default: false
        type: boolean
#      map-generator-countries:
#        description: 'Generate specific MWMs? (i.e. "US_New York_*, foo")'
#        required: false
#        type: string
      run-upload:
        description: 'Upload latest maps to CDN?'
        required: false
        default: false
        type: boolean
#      reset:
#        description: 'Reset part of the system?'
#        required: false
#        default: 'no'
#        type: choice
#        options:
#          - 'no'
#          - wiki-ratelimit

## RCLONE_CONF is multi-line text containing keys and credentials for us2,ru1,fi1,de1 servers

env:
  RCLONE_CONF: ${{ secrets.RCLONE_CONF }}
  WIKIMEDIA_USERNAME: ${{ secrets.WIKIMEDIA_USERNAME }}
  WIKIMEDIA_PASSWORD: ${{ secrets.WIKIMEDIA_PASSWORD }}
  ZULIP_BOT_EMAIL: ${{ secrets.ZULIP_BOT_EMAIL }}
  ZULIP_API_KEY: ${{ secrets.ZULIP_API_KEY }}
  MWMTEST: ${{ inputs.map-generator-test }}
  MWMCONTINUE: ${{ inputs.map-generator-continue }}
  # MWMCOUNTRIES: ${{ inputs.map-generator-countries }}
  DEBIAN_FRONTEND: noninteractive
  TZ: Etc/UTC

jobs:
  clone-repos:
    name: Clone Git Repos
    runs-on: mapfilemaker
    container:
      image: codeberg.org/comaps/maps_generator:f6d53d54f794
      volumes:
        - /mnt/4tbexternal:/mnt/4tbexternal
    concurrency:
      group: ${{ github.workflow }}-map-generator-${{ github.event.pull_request.number || github.ref }}
      cancel-in-progress: true
    steps:
      - uses: actions/cache@v4
        with:
          path: "~"
          key: cache-${{ github.run_id }}-${{ github.run_attempt }}
      - name: Checkout main repo
        shell: bash
        run: |
          echo "Cloning $FORGEJO_SERVER_URL/$FORGEJO_REPOSITORY branch $FORGEJO_REF_NAME"
          cd ~
          git clone --depth 1 --recurse-submodules --shallow-submodules -b $FORGEJO_REF_NAME --single-branch $FORGEJO_SERVER_URL/$FORGEJO_REPOSITORY.git comaps
      - name: Checkout wikiparser repo
        shell: bash
        run: |
          cd ~
          git clone --depth 1 --single-branch https://codeberg.org/comaps/wikiparser.git
      - name: Checkout subways repo
        shell: bash
        run: |
          cd ~
          git clone --depth 1 --single-branch https://codeberg.org/comaps/subways.git

  copy-coasts:
    # if: inputs.run-copy-coasts
    name: Copy Previously Generated Coasts
    runs-on: mapfilemaker
    container:
      image: codeberg.org/comaps/maps_generator:f6d53d54f794
      volumes:
        - /mnt/4tbexternal/:/mnt/4tbexternal/
        - /mnt/4tbexternal/osm-planet:/home/planet
    concurrency:
      group: ${{ github.workflow }}-map-generator-${{ github.event.pull_request.number || github.ref }}
      cancel-in-progress: true
    steps:
      - name: Copy Coasts
        shell: bash
        run: |
          echo "WorldCoasts available:"
          ls -al /mnt/4tbexternal/osm-maps/*/intermediate_data/WorldCoasts.*

          if [ -f /mnt/4tbexternal/osm-maps/*/intermediate_data/WorldCoasts.geom ]; then

          echo "Before:"
          ls -al /home/planet/latest_coasts*
          # TODO: don't copy coasts from test generations
          cp -p /mnt/4tbexternal/osm-maps/*/intermediate_data/WorldCoasts.geom /home/planet/latest_coasts.geom
          cp -p /mnt/4tbexternal/osm-maps/*/intermediate_data/WorldCoasts.rawgeom /home/planet/latest_coasts.rawgeom

          echo "After:"
          ls -al /home/planet/latest_coasts*

          else

          echo "No WorldCoasts found."

          fi

  update-isolines:
    if: inputs.run-isolines
    name: Update Isolines
    runs-on: mapfilemaker
    needs:
      - clone-repos
    container:
      image: codeberg.org/comaps/maps_generator:f6d53d54f794
      volumes:
        - /mnt/4tbexternal/:/mnt/4tbexternal/
        - /mnt/4tbexternal/osm-planet:/home/planet
    concurrency:
      group: ${{ github.workflow }}-map-generator-${{ github.event.pull_request.number || github.ref }}
      cancel-in-progress: true
    steps:
      - uses: actions/cache@v4
        with:
          path: "~"
          key: cache-${{ github.run_id }}-${{ github.run_attempt }}
      # TODO: we only need to update these if our SRTM or countries change
      # TODO: after update, verify that sizable files exist: /home/planet/isolines/*.isolines
      - name: Update Isolines
        shell: bash
        # TODO: preserve previous isolines version?
        # TODO: cleanup the tmp-tiles dir after completion
        run: |
          cd ~/comaps/
          ./tools/unix/build_omim.sh -p ~ -R topography_generator_tool
          rm -rf /home/planet/isolines/
          mkdir /home/planet/isolines/
          ~/omim-build-relwithdebinfo/topography_generator_tool \
          --profiles_path=./data/conf/isolines/isolines-profiles.json \
          --countries_to_generate_path=./data/conf/isolines/countries-to-generate.json \
          --tiles_isolines_out_dir=/home/planet/isolines/tmp-tiles/ \
          --countries_isolines_out_dir=/home/planet/isolines/ \
          --data_dir=./data/ \
          --srtm_path=/home/planet/SRTM-patched-europe/ \
          --threads=96
      - name: Check isolines
        shell: bash
        run: |
          NUMISO=$(ls -al /home/planet/isolines/*.isolines | wc -l)
          echo "Found $NUMISO isolines"
          if [ $NUMISO -lt 10 ]; then
          echo "ERROR: Did generation fail?"
          exit 1
          fi
      - name: Notify Zulip
        run: |
          curl -X POST https://comaps.zulipchat.com/api/v1/messages \
            -u $ZULIP_BOT_EMAIL:$ZULIP_API_KEY \
            --data-urlencode type=stream \
            --data-urlencode 'to="DevOps"' \
            --data-urlencode topic=codeberg-bot \
            --data-urlencode 'content=Isolines are done!'

  update-tiger:
    if: inputs.run-tiger
    name: Update TIGER
    runs-on: mapfilemaker
    needs:
      - clone-repos
    container:
      image: codeberg.org/comaps/maps_generator:f6d53d54f794
      volumes:
        - /mnt/4tbexternal/:/mnt/4tbexternal/
        - /mnt/4tbexternal/osm-planet:/home/planet
    concurrency:
      group: ${{ github.workflow }}-map-generator-${{ github.event.pull_request.number || github.ref }}
      cancel-in-progress: true
    steps:
      - uses: actions/cache@v4
        with:
          path: "~"
          key: cache-${{ github.run_id }}-${{ github.run_attempt }}
      - name: Build address_parser
        shell: bash
        run: |
          cd ~/comaps
          #rm -rf ~/omim-build-relwithdebinfo/CMakeCache.txt
          #rm -rf ~/omim-build-relwithdebinfo/CMakeFiles
          ./tools/unix/build_omim.sh -p ~ -R address_parser_tool
      - name: Update TIGER from Nominatim
        shell: bash
        # TODO: use curl instead of wget2
        run: |
          # TODO: maybe remove old osm-planet/tiger first?
          cd /home/planet/
          mkdir -p tiger
          wget2 https://nominatim.org/data/tiger-nominatim-preprocessed-latest.csv.tar.gz
          cd ~/comaps
          tar -xOzf /home/planet/tiger-nominatim-preprocessed-latest.csv.tar.gz | ~/omim-build-relwithdebinfo/address_parser_tool --output_path=/home/planet/tiger

  update-planet-pbf:
    if: inputs.run-planet-pbf
    name: Update PBF Planet
    runs-on: mapfilemaker
    container:
      image: codeberg.org/comaps/maps_generator:f6d53d54f794
      volumes:
        - /mnt/4tbexternal/:/mnt/4tbexternal/
        - /mnt/4tbexternal/osm-planet:/home/planet
    concurrency:
      group: ${{ github.workflow }}-map-generator-${{ github.event.pull_request.number || github.ref }}
      cancel-in-progress: true
    steps:
      - name: Download Planet File if Absent
        shell: bash
        # TODO: replace wget2 with curl -Z
        run: |
          if [ ! -d /home/planet/planet/ ]; then
          mkdir -p /home/planet/planet/
          fi
          if [ ! -f /home/planet/planet/planet-latest.osm.pbf ]; then
          cd /home/planet/planet/
          wget2 --verbose --progress=bar --continue https://ftpmirror.your.org/pub/openstreetmap/pbf/planet-latest.osm.pbf
          else
          echo "planet-latest.osm.pbf was found, raw download not required."
          fi
      - name: Update PBF Planet
        shell: bash
        run: |
          cd /home/planet/planet/
          rm -f planet-latest-new.osm.pbf
          pyosmium-up-to-date planet-latest.osm.pbf -o planet-latest-new.osm.pbf -v --size 16384
          mv planet-latest-new.osm.pbf planet-latest.osm.pbf
      - name: Notify Zulip
        run: |
          curl -X POST https://comaps.zulipchat.com/api/v1/messages \
            -u $ZULIP_BOT_EMAIL:$ZULIP_API_KEY \
            --data-urlencode type=stream \
            --data-urlencode 'to="DevOps"' \
            --data-urlencode topic=codeberg-bot \
            --data-urlencode 'content=PBF planet update is done!'

  update-subways:
    if: inputs.run-subways
    name: Update Subways
    runs-on: mapfilemaker
    needs:
      - clone-repos
    container:
      image: codeberg.org/comaps/maps_generator:f6d53d54f794
      volumes:
        - /mnt/4tbexternal/:/mnt/4tbexternal/
        - /mnt/4tbexternal/osm-planet:/home/planet
    concurrency:
      group: ${{ github.workflow }}-map-generator-${{ github.event.pull_request.number || github.ref }}
      cancel-in-progress: true
    steps:
      - uses: actions/cache@v4
        with:
          path: "~"
          key: cache-${{ github.run_id }}-${{ github.run_attempt }}
      - name: Update Subways
        shell: bash
        run: |
          cd ~/comaps/
          cp tools/unix/maps/settings.sh.prod tools/unix/maps/settings.sh
          ./tools/unix/maps/generate_subways.sh
      - name: Notify Zulip
        run: |
          curl -X POST https://comaps.zulipchat.com/api/v1/messages \
            -u $ZULIP_BOT_EMAIL:$ZULIP_API_KEY \
            --data-urlencode type=stream \
            --data-urlencode 'to="DevOps"' \
            --data-urlencode topic=codeberg-bot \
            --data-urlencode 'content=Subways are done!'

  wiki-update:
    if: inputs.run-wiki
    name: Update Wikipedia
    runs-on: mapfilemaker
    needs:
      - clone-repos
    container:
      image: codeberg.org/comaps/maps_generator:f6d53d54f794
      volumes:
        - /mnt/4tbexternal/:/mnt/4tbexternal/
        - /mnt/4tbexternal/osm-planet:/home/planet
    concurrency:
      group: ${{ github.workflow }}-map-generator-${{ github.event.pull_request.number || github.ref }}
      cancel-in-progress: true
    steps:
      - uses: actions/cache@v4
        with:
          path: "~"
          key: cache-${{ github.run_id }}-${{ github.run_attempt }}
      - name: Check for planet file
        shell: bash
        # TODO: remove debug output
        run: |
          if [ ! -f /home/planet/planet/planet-latest.osm.pbf ]; then
          echo "ERROR: No file at /home/planet/planet/planet-latest.osm.pbf"
          ls -al /home/planet/
          ls -al /home/planet/planet/
          exit 1
          fi
      - name: Only get new dumps once per 30 days
        shell: bash
        run: |
          if [[ '${{ inputs.reset }}' == 'wiki-ratelimit' ]]; then
          echo "Bypassing wiki rate limit upon request."
          exit 0
          fi

          datediff() {
            d1=$(date -d "$1" +%s)
            d2=$(date -d "$2" +%s)
            echo $(( (d1 - d2) / 86400 ))
          }
          RECENTDUMPDATE=$(find /home/planet/wikipedia/dumps/ -mindepth 1 -maxdepth 1 -iname "2*" -type d | sort -n -r | head -1 |  cut -d/ -f6)
          TODAY=$(date +%Y%m%d)
          DATEDIFF=$(datediff $TODAY $RECENTDUMPDATE)
          if [ $DATEDIFF -lt 30 ]; then
          echo "ERROR: The most recent wiki dump is from $RECENTDUMPDATE, $DATEDIFF days ago. Wikimedia limits users to 15 snapshot requests per month."
          echo "Set the 'reset' option to 'wiki-ratelimit' to bypass this."
          ls -al /home/planet/wikipedia/dumps/
          exit 1
          fi
      - name: Update Wikipedia from Enterprise API
        shell: bash
        run: |
          #todo: curl in download.sh can fail when rate limited and even save error messages to the output. need to validate.
          #downloading all languages can also trigger rate limits or fail as well. needs work.
          #also: a failure to download means a failure to build, and could result in no wiki descriptions etc.
          #also-also: do we want to remove old wiki data in planet between builds? pastk: no need, its being updated / augmented
          mkdir -p /home/planet/wikipedia/dumps
          mkdir -p /home/planet/wikipedia/build
          cd ~/wikiparser
          ls -al
          echo "Downloading ..."
          ./download.sh /home/planet/wikipedia/dumps
          ls -al /home/planet/wikipedia/dumps/*
          echo "Running ..."
          ./run.sh /home/planet/wikipedia/build \
          /home/planet/planet/planet-latest.osm.pbf \
          /home/planet/wikipedia/dumps/latest/*.tar.gz
          echo "DONE"
      - name: Check that the latest dumps are present, recent, and not super tiny
        shell: bash
        run: |
          FAILCHECK=0

          # Check all .tar.gz files in /home/planet/wikipedia/dumps/latest/
          for file in /home/planet/wikipedia/dumps/latest/*.tar.gz; do
              # Check if file exists (handles case where glob doesn't match)
              [ -e "$file" ] || continue

              # Get file size in MB and modification time in days
              size_mb=$(stat -f%z "$file" 2>/dev/null | awk '{print int($1/1024/1024)}' || stat -c%s "$file" | awk
           '{print int($1/1024/1024)}')
              days_old=$(find "$file" -mtime -7 | wc -l)

              # Verify conditions
              if [ "$size_mb" -lt 100 ]; then
                  echo "FAIL: $file is only ${size_mb}MB (< 100MB)"
                  FAILCHECK=1
              elif [ "$days_old" -eq 0 ]; then
                  echo "FAIL: $file is older than 7 days"
                  ls -al $file
                  FAILCHECK=1
              else
                  echo "PASS: $file (${size_mb}MB, modified within 7 days)"
              fi
          done

          exit $FAILCHECK
      - name: Notify Zulip
        run: |
          curl -X POST https://comaps.zulipchat.com/api/v1/messages \
            -u $ZULIP_BOT_EMAIL:$ZULIP_API_KEY \
            --data-urlencode type=stream \
            --data-urlencode 'to="DevOps"' \
            --data-urlencode topic=codeberg-bot \
            --data-urlencode 'content=Wiki update is done!'

  update-planet-o5m:
    if: inputs.run-planet-o5m
    name: Update O5M Planet
    runs-on: mapfilemaker
    container:
      image: codeberg.org/comaps/maps_generator:f6d53d54f794
      volumes:
        - /mnt/4tbexternal/:/mnt/4tbexternal/
        - /mnt/4tbexternal/osm-planet:/home/planet
    concurrency:
      group: ${{ github.workflow }}-map-generator-${{ github.event.pull_request.number || github.ref }}
      cancel-in-progress: true
    steps:
      - name: Check for O5M Planet File
        shell: bash
        run: |
          if [ ! -f /home/planet/planet/planet.o5m ]; then
          echo "WARN: No file at /home/planet/planet/planet.o5m"

          if [ ! -f /home/planet/planet/planet-latest.osm.pbf ]; then
          echo "ERROR: No file at /home/planet/planet/planet-latest.osm.pbf"
          ls -al /home/planet/
          ls -al /home/planet/planet/
          exit 1
          fi

          echo "Converting planet-latest.osm.pbf to planet.o5m"
          cd /home/planet/planet/
          osmconvert -v --drop-author --drop-version --hash-memory=4000 planet-latest.osm.pbf -o=planet.o5m
          echo "Conversion is done."
          fi
      - name: Update O5M planet
        run: |
          echo "Starting..."
          cd /home/planet/planet/
          rm -f planet-new.o5m
          osmupdate -v --drop-author --drop-version --hash-memory=4000  --max-merge=32 --out-o5m planet.o5m planet-new.o5m
          mv planet-new.o5m planet.o5m
          echo "Done."
      - name: Notify Zulip
        run: |
          curl -X POST https://comaps.zulipchat.com/api/v1/messages \
            -u $ZULIP_BOT_EMAIL:$ZULIP_API_KEY \
            --data-urlencode type=stream \
            --data-urlencode 'to="DevOps"' \
            --data-urlencode topic=codeberg-bot \
            --data-urlencode 'content=O5M planet update is done!'

  generate-maps:
    if: inputs.run-mapgen
    name: Generate Maps
    runs-on: mapfilemaker
    needs:
      - clone-repos
    timeout-minutes: 40320
    container:
      image: codeberg.org/comaps/maps_generator:f6d53d54f794
      volumes:
        - /mnt/4tbexternal/:/mnt/4tbexternal/
        - /mnt/4tbexternal/osm-planet:/home/planet
      options: --ulimit nofile=262144:262144
    concurrency:
      group: ${{ github.workflow }}-map-generator-${{ github.event.pull_request.number || github.ref }}
      cancel-in-progress: true
    steps:
      - uses: actions/cache@v4
        with:
          path: "~"
          key: cache-${{ github.run_id }}-${{ github.run_attempt }}
      - name: Make output folders if necessary
        shell: bash
        run: |
          if [ ! -d /mnt/4tbexternal/osm-maps ]; then
          mkdir -p /mnt/4tbexternal/osm-maps
          fi
      - name: Get SRTM if necessary
        # TODO: it should be a separate step like Wiki or isolines
        shell: bash
        run: |
          if [ ! -d /home/planet/SRTM-patched-europe/ ]; then
          echo "ERROR: NO SRTM"
          exit 1
          fi
      - name: Run docker_maps_generator.sh
        shell: bash
        run: |
          cd ~/comaps
          bash ./tools/unix/maps/docker_maps_generator.sh
      - name: Notify Zulip
        run: |
          curl -X POST https://comaps.zulipchat.com/api/v1/messages \
            -u $ZULIP_BOT_EMAIL:$ZULIP_API_KEY \
            --data-urlencode type=stream \
            --data-urlencode 'to="DevOps"' \
            --data-urlencode topic=codeberg-bot \
            --data-urlencode 'content=Generator is done!'

  upload-maps:
    if: inputs.run-upload
    name: Upload Maps
    runs-on: mapfilemaker
    container:
      image: codeberg.org/comaps/maps_generator:f6d53d54f794
      volumes:
        - /mnt/4tbexternal/:/mnt/4tbexternal/
        - /mnt/4tbexternal/osm-planet:/home/planet
    concurrency:
      group: ${{ github.workflow }}-map-generator-${{ github.event.pull_request.number || github.ref }}
      cancel-in-progress: true
    steps:
      - uses: actions/cache@v4
        with:
          path: "~"
          key: cache-${{ github.run_id }}-${{ github.run_attempt }}
      - name: Write config file
        run: |
          mkdir -p ~/.config/rclone/
          echo "${{ secrets.RCLONE_CONF }}" > ~/.config/rclone/rclone.conf
      - name: Upload map files to CDNs
        shell: bash
        run: |
          shopt -s nullglob
          buildfolder=$(find /mnt/4tbexternal/osm-maps/ -mindepth 1 -maxdepth 1 -iname "2*" -type d | sort -n -r | head -1 | cut -d/ -f5)
          builddate=$(find /mnt/4tbexternal/osm-maps/*/ -mindepth 1 -maxdepth 1 -iname "2*" -type d | sort -n -r | head -1 | cut -d/ -f6)
          mwmfiles=( /mnt/4tbexternal/osm-maps/$buildfolder/$builddate/*.mwm )

          if (( ${#mwmfiles[@]} )); then
            echo "<$(date +%T)> Uploading maps from $buildfolder/$builddate..."
            cd ~/comaps/tools/unix/maps
            ./upload_to_cdn.sh /mnt/4tbexternal/osm-maps/$buildfolder/$builddate
            echo "<$(date +%T)> Finished uploading maps from $buildfolder/$builddate."
          else
            echo "<$(date +%T)> No MWM files in /mnt/4tbexternal/osm-maps/$buildfolder/$builddate/*.mwm, not uploading maps."
            echo "<$(date +%T)> Found top level: $(ls -alt /mnt/4tbexternal/osm-maps/*)"
            echo "<$(date +%T)> Found second level: $(ls -alt /mnt/4tbexternal/osm-maps/$buildfolder/*)"
          fi
      - name: Notify Zulip
        run: |
          curl -X POST https://comaps.zulipchat.com/api/v1/messages \
            -u $ZULIP_BOT_EMAIL:$ZULIP_API_KEY \
            --data-urlencode type=stream \
            --data-urlencode 'to="DevOps"' \
            --data-urlencode topic=codeberg-bot \
            --data-urlencode 'content=Upload is done!'