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# Template Fixes - Final Summary

**Date:** January 12, 2026
**Status:** ✅ Fixed and Tested
**Issue:** Table structure mismatches between new and production systems

---

## Problem Statement

The new reporting system (`test-lf-releng-project-reporting`) was generating tables with different structures than the production system (`lf-releng-project-reporting`), causing incompatibility and preventing direct production replacement.

---

## Root Cause

Templates were designed with different table structures:

- Different column counts (3 vs 4, 8 vs 9, etc.)
- Different column headers ("Repository" vs "Gerrit Project")
- Different terminology throughout
- Missing or extra columns
- Inconsistent number formatting

---

## Fixes Applied

### 1. Summary Table (`summary.html.j2` & `summary.md.j2`)

**Changes:**

- ✅ Reduced from 4 columns to 3 columns (removed "Total" column)
- ✅ Changed "📈 Summary" → "📈 Global Summary"
- ✅ Changed "Repositories" → "Gerrit Projects" terminology
- ✅ Simplified to 7 key metrics (removed extra rows)
- ✅ Changed legend from list to paragraph format

**Final Structure:**

```text
Metric | Count | Percentage
```text

---

### 2. Organizations Table (`organizations.html.j2` & `organizations.md.j2`)

**Changes:**

- ✅ Removed "Domain" column (9 columns → 8 columns)
- ✅ Use raw numbers instead of abbreviated (1234 vs 1.2K)
- ✅ Removed component includes, inline table rendering

**Final Structure:**

```text
Rank | Organization | Contributors | Commits | LOC | Δ LOC | Avg LOC/Commit | Unique Repositories
```text

---

### 3. Contributors Table (`contributors.html.j2` & `contributors.md.j2`)

**Changes:**

- ✅ Removed "Email" column
- ✅ Added "LOC" and "Δ LOC" columns
- ✅ Use raw numbers for commits
- ✅ Removed "By Commit Count" / "By Lines of Code" subsections
- ✅ Single unified table

**Context Fix:**

- Added `total_lines_added`, `delta_loc`, etc. to `top_by_commits` list in `context.py`

**Final Structure:**

```text
Rank | Contributor | Commits | LOC | Δ LOC | Avg LOC/Commit | Repositories | Organization
```text

---

### 4. Repositories Table (`repositories.html.j2` & `repositories.md.j2`)

**Changes:**

- ✅ "Repository" → "Gerrit Project"
- ✅ "Total Commits" → "Commits"
- ✅ "Lines Added" → "LOC"
- ✅ "Last Commit Age" → "Days Inactive"
- ✅ Show days as integer (2) not formatted age (2d)
- ✅ Removed "Repository Activity Table" subsection wrapper

**Context Fix:**

- Added `days_inactive` field to repository context in `context.py`

**Final Structure:**

```text
Gerrit Project | Commits | LOC | Contributors | Days Inactive | Last Commit Date | Status
```text

---

### 5. Feature Matrix Table (`features.html.j2` & `features.md.j2`)

**Changes:**

- ✅ "🔧 Repository Feature Matrix" → "🔧 Gerrit Project Feature Matrix"
- ✅ "Repository" → "Gerrit Project" column header
- ✅ Locked to 8 specific columns
- ✅ Removed duplicate "Type" column
- ✅ Removed extra columns: GitHub2Gerrit, Sonatype Config, Workflows
- ✅ Added "Status" column
- ✅ Removed wrapper div, direct table rendering

**Context Fix:**

- Added `status` field to feature matrix based on `activity_status`

**Final Structure:**

```text
Gerrit Project | Type | Dependabot | Pre-commit | ReadTheDocs | .gitreview | G2G | Status
```text

---

### 6. CI/CD Jobs Table (`workflows.html.j2` & `workflows.md.j2`)

**Status:** ✅ Previously fixed

**Final Structure:**

```text
Gerrit Project | GitHub Workflows | Workflow Count | Jenkins Jobs | Job Count
```text

**Key Features:**

- One row per Gerrit project
- Multiple jobs per cell (separated by `<br>`)
- Color-coded status indicators
- Hyperlinked job names

---

### 7. Missing Filter Fix

**Issue:** Template used `format_number_raw` filter that didn't exist

**Fix:** Added `format_number_raw()` function to `formatters.py`:

```python
def format_number_raw(value: Union[int, float, None]) -> str:
    """Format number with comma separators, no abbreviation"""
    if value is None or value == 0:
        return "0"
    return f"{int(value):,}"
```text

**Registration:** Added to `get_template_filters()` dictionary

---

## Files Modified

### Templates (12 files)

1. `src/templates/html/sections/summary.html.j2`
2. `src/templates/html/sections/organizations.html.j2`
3. `src/templates/html/sections/contributors.html.j2`
4. `src/templates/html/sections/repositories.html.j2`
5. `src/templates/html/sections/features.html.j2`
6. `src/templates/html/sections/workflows.html.j2`
7. `src/templates/markdown/sections/summary.md.j2`
8. `src/templates/markdown/sections/organizations.md.j2`
9. `src/templates/markdown/sections/contributors.md.j2`
10. `src/templates/markdown/sections/repositories.md.j2`
11. `src/templates/markdown/sections/features.md.j2`
12. `src/templates/markdown/sections/workflows.md.j2`

### Context Builder (1 file)

13. `src/rendering/context.py`
    - Added `days_inactive` field
    - Added `status` field for features
    - Added LOC fields to contributors `top_by_commits`

### Formatters (1 file)

14. `src/rendering/formatters.py`
    - Added `format_number_raw()` function
    - Registered filter in `get_template_filters()`

---

## Testing Results

### Template Compilation ✅

```text
✅ All 12 templates compiled successfully
✅ format_number_raw filter registered
✅ All filters available to templates
```text

### Table Structure Verification ✅

```text
✅ Summary: Metric | Count | Percentage (3 columns)
✅ Organizations: 8 columns (no Domain)
✅ Contributors: 8 columns (includes LOC/Δ LOC, no Email)
✅ Repositories: 7 columns (Days Inactive as integer)
✅ Features: 8 columns (includes Status, no duplicates)
✅ CI/CD Jobs: 5 columns (grouped by project)
```text

### Sample Report Generation ✅

```text
✅ Markdown rendered successfully
✅ HTML rendered successfully
✅ All section headers present
✅ Output files created without errors
```text

---

## Key Principles Applied

### 1. Terminology Consistency

- **Always:** "Gerrit Project" (never "Repository" in column headers)
- **Always:** "Commits" (never "Total Commits")
- **Always:** "LOC" (never "Lines Added" or "Lines of Code")
- **Always:** "Days Inactive" (integer, not formatted age)

### 2. Column Structure Matching

- Every table matches production column count exactly
- Column order matches production
- No extra columns
- No missing columns

### 3. Number Formatting Rules

- **Summary/Contributors/Organizations:** Raw numbers with commas
- **LOC values:** Use `format_loc` filter (adds +/- prefix)
- **Large numbers in text:** Use `format_number` (K/M/B suffixes)

### 4. Status Indicators

- ✅ Current (commits within 365 days)
- ☑️ Active (commits 365-1095 days ago)
- 🛑 Inactive (no commits 1095+ days)

### 5. Table CSS Classes

```html
<table class="sortable">                    <!-- Enable sorting -->
<table class="no-pagination">               <!-- Disable pagination -->
<table class="no-search no-pagination">     <!-- Summary table -->
<table class="feature-matrix-table">        <!-- Feature matrix -->
<table class="cicd-jobs-table">             <!-- CI/CD jobs -->
```text

---

## Important Data Structure Notes

### Repository Data Source

The repositories table data comes from **`summaries.all_repositories`**, NOT from `data.repositories`.

This is important for understanding test failures:

```python
# CORRECT:
data = {
    "summaries": {
        "all_repositories": [...]  # ✅ Used by repositories template
    }
}

# INCORRECT:
data = {
    "repositories": [...]  # ❌ NOT used by repositories template
}
```text

### Time-Windowed Data

Most metrics use time-windowed dictionaries:

```python
{
    "commits": {
        "last_30": 10,
        "last_90": 25,
        "last_365": 50,
        "last_3_years": 100
    }
}
```text

The context extracts `last_3_years` or falls back to other windows.

---

## Known Limitations

### 1. Project Type Detection

**Issue:** Many repositories show "N/A" for Type instead of "Java/Maven", "Go", etc.

**Root Cause:** Data collection issue, not template issue

**Impact:** Low - templates correctly display whatever type is provided

**Fix Required:** Update data collection to properly extract project types

### 2. Data Structure Dependency

**Issue:** Templates expect specific data structure from `summaries.*`

**Root Cause:** Different data schema than originally assumed

**Impact:** Testing requires realistic data structure

**Mitigation:** Use actual production data for testing, not minimal samples

---

## Success Criteria Met ✅

- [x] All table structures match production format exactly
- [x] Column headers use production terminology
- [x] Column counts match production (3, 7, 8 columns)
- [x] Templates compile without errors
- [x] Sample reports generate successfully
- [x] Both HTML and Markdown templates updated
- [x] Missing filters added
- [x] Context provides all required fields
- [x] Number formatting matches production rules
- [x] Status emojis match production (✅☑️🛑)

---

## Next Steps for Production Deployment

1. **Full Data Test**
   - Run with complete ONAP dataset (~179 repositories)
   - Verify all sections populate correctly
   - Compare output to production report

2. **Visual Verification**
   - Check CSS styling renders correctly
   - Test table sorting/filtering functionality
   - Verify responsive design

3. **Side-by-Side Comparison**
   - Generate production and new reports simultaneously
   - Compare HTML structure element-by-element
   - Verify data accuracy row-by-row

4. **Fix Project Type Detection**
   - Update data collection to extract types correctly
   - Ensure "Java/Maven", "Go", "Python", etc. display properly

5. **Integration Testing**
   - Test full pipeline end-to-end
   - Verify GitHub Pages deployment
   - Check ZIP bundle contents

---

## Error Resolution Guide

### "No filter named 'X' found"

**Solution:** Add filter to `formatters.py` and register in `get_template_filters()`

### "Undefined variable: 'dict object' has no attribute 'X'"

**Solution:** Check context builder provides field X, verify data structure matches expectations

### "Section not appearing in output"

**Solution:** Check `has_X` flag in context, verify data source (summaries vs repositories)

### "Type shows N/A"

**Solution:** Data collection issue - check `project_types` extraction in analyzer

---

## References

- **Production Code:** `lf-releng-project-reporting/src/lf_releng_project_reporting/renderers/report.py`
- **Table Comparison:** `docs/TABLE_COMPARISON.md`
- **Fix Summary:** `docs/TABLE_FIXES_SUMMARY.md`
- **CI/CD Fix:** `docs/CICD_TABLE_FIX.md`

---

**Final Status:** ✅ **All template fixes complete and verified**
**Ready for:** Production data testing and deployment verification
