├── .gitignore ├── LICENSE ├── README.md ├── data.sql ├── go.mod ├── go.sum └── main.go /.gitignore: -------------------------------------------------------------------------------- 1 | # Binaries for programs and plugins 2 | *.exe 3 | *.exe~ 4 | *.dll 5 | *.so 6 | *.dylib 7 | app 8 | 9 | # Test binary, built with `go test -c` 10 | *.test 11 | 12 | # Output of the go coverage tool, specifically when used with LiteIDE 13 | *.out 14 | 15 | # Dependency directories (remove the comment below to include it) 16 | # vendor/ 17 | 18 | .vscode -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2022 200lab-Education 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | ![Tuturial TODO List REST API Golang](https://200lab-blog.imgix.net/2022/05/backend_golang-03.jpg?auto=format,compress&w=1000) 2 | 3 | # TODO REST API Service 4 | 5 | This is a very simple Golang REST API service. My full tutorial article (in Vietnamese) has been published at https://200lab.io/blog/lap-trinh-rest-api-todo-list-voi-golang/ 6 | 7 | # How to run this service 8 | - Make sure you've already had Golang & MySQL installed on your local machine. 9 | - Clone this repository 10 | - Use Terminal, change directory to your folder an run command `MYSQL_CONNECTION='YOUR_MYSQL_CONNECTION_STRING' go run main.go` 11 | - If everything is OK. A service is running and listen at port 8080. 12 | 13 | Thanks for visiting my blog. I hope it help! -------------------------------------------------------------------------------- /data.sql: -------------------------------------------------------------------------------- 1 | CREATE TABLE `todo_items` ( 2 | `id` int NOT NULL AUTO_INCREMENT, 3 | `title` varchar(150) CHARACTER SET utf8 NOT NULL, 4 | `status` enum('Doing','Finished') DEFAULT 'Doing', 5 | `created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, 6 | `updated_at` timestamp NOT NULL ON UPDATE CURRENT_TIMESTAMP, 7 | PRIMARY KEY (`id`) 8 | ) ENGINE=InnoDB DEFAULT CHARSET=utf8; -------------------------------------------------------------------------------- /go.mod: -------------------------------------------------------------------------------- 1 | module first-app 2 | 3 | go 1.18 4 | 5 | require ( 6 | github.com/gin-contrib/sse v0.1.0 // indirect 7 | github.com/gin-gonic/gin v1.7.7 // indirect 8 | github.com/go-playground/locales v0.14.0 // indirect 9 | github.com/go-playground/universal-translator v0.18.0 // indirect 10 | github.com/go-playground/validator/v10 v10.11.0 // indirect 11 | github.com/go-sql-driver/mysql v1.6.0 // indirect 12 | github.com/golang/protobuf v1.5.2 // indirect 13 | github.com/jinzhu/inflection v1.0.0 // indirect 14 | github.com/jinzhu/now v1.1.5 // indirect 15 | github.com/json-iterator/go v1.1.12 // indirect 16 | github.com/leodido/go-urn v1.2.1 // indirect 17 | github.com/mattn/go-isatty v0.0.14 // indirect 18 | github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect 19 | github.com/modern-go/reflect2 v1.0.2 // indirect 20 | github.com/ugorji/go/codec v1.2.7 // indirect 21 | golang.org/x/crypto v0.0.0-20220518034528-6f7dac969898 // indirect 22 | golang.org/x/sys v0.0.0-20220517195934-5e4e11fc645e // indirect 23 | golang.org/x/text v0.3.7 // indirect 24 | google.golang.org/protobuf v1.28.0 // indirect 25 | gopkg.in/yaml.v2 v2.4.0 // indirect 26 | gorm.io/driver/mysql v1.3.3 // indirect 27 | gorm.io/gorm v1.23.5 // indirect 28 | ) 29 | -------------------------------------------------------------------------------- /go.sum: -------------------------------------------------------------------------------- 1 | github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E= 2 | github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= 3 | github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= 4 | github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE= 5 | github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI= 6 | github.com/gin-gonic/gin v1.7.7 h1:3DoBmSbJbZAWqXJC3SLjAPfutPJJRN1U5pALB7EeTTs= 7 | github.com/gin-gonic/gin v1.7.7/go.mod h1:axIBovoeJpVj8S3BwE0uPMTeReE4+AfFtqpqaZ1qq1U= 8 | github.com/go-playground/assert/v2 v2.0.1/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4= 9 | github.com/go-playground/locales v0.13.0/go.mod h1:taPMhCMXrRLJO55olJkUXHZBHCxTMfnGwq/HNwmWNS8= 10 | github.com/go-playground/locales v0.14.0 h1:u50s323jtVGugKlcYeyzC0etD1HifMjqmJqb8WugfUU= 11 | github.com/go-playground/locales v0.14.0/go.mod h1:sawfccIbzZTqEDETgFXqTho0QybSa7l++s0DH+LDiLs= 12 | github.com/go-playground/universal-translator v0.17.0/go.mod h1:UkSxE5sNxxRwHyU+Scu5vgOQjsIJAF8j9muTVoKLVtA= 13 | github.com/go-playground/universal-translator v0.18.0 h1:82dyy6p4OuJq4/CByFNOn/jYrnRPArHwAcmLoJZxyho= 14 | github.com/go-playground/universal-translator v0.18.0/go.mod h1:UvRDBj+xPUEGrFYl+lu/H90nyDXpg0fqeB/AQUGNTVA= 15 | github.com/go-playground/validator/v10 v10.4.1/go.mod h1:nlOn6nFhuKACm19sB/8EGNn9GlaMV7XkbRSipzJ0Ii4= 16 | github.com/go-playground/validator/v10 v10.11.0 h1:0W+xRM511GY47Yy3bZUbJVitCNg2BOGlCyvTqsp/xIw= 17 | github.com/go-playground/validator/v10 v10.11.0/go.mod h1:i+3WkQ1FvaUjjxh1kSvIA4dMGDBiPU55YFDl0WbKdWU= 18 | github.com/go-sql-driver/mysql v1.6.0 h1:BCTh4TKNUYmOmMUcQ3IipzF5prigylS7XXjEkfCHuOE= 19 | github.com/go-sql-driver/mysql v1.6.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg= 20 | github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw= 21 | github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk= 22 | github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw= 23 | github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY= 24 | github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= 25 | github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= 26 | github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E= 27 | github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc= 28 | github.com/jinzhu/now v1.1.4/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8= 29 | github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ= 30 | github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8= 31 | github.com/json-iterator/go v1.1.9/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4= 32 | github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM= 33 | github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo= 34 | github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo= 35 | github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI= 36 | github.com/kr/pretty v0.3.0/go.mod h1:640gp4NfQd8pI5XOwp5fnNeVWj67G7CFk/SaSQn7NBk= 37 | github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= 38 | github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= 39 | github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE= 40 | github.com/leodido/go-urn v1.2.0/go.mod h1:+8+nEpDfqqsY+g338gtMEUOtuK+4dEMhiQEgxpxOKII= 41 | github.com/leodido/go-urn v1.2.1 h1:BqpAaACuzVSgi/VLzGZIobT2z4v53pjosyNd9Yv6n/w= 42 | github.com/leodido/go-urn v1.2.1/go.mod h1:zt4jvISO2HfUBqxjfIshjdMTYS56ZS/qv49ictyFfxY= 43 | github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU= 44 | github.com/mattn/go-isatty v0.0.14 h1:yVuAays6BHfxijgZPzw+3Zlu5yQgKGP2/hcQbHb7S9Y= 45 | github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94= 46 | github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= 47 | github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg= 48 | github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= 49 | github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0= 50 | github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M= 51 | github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk= 52 | github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA= 53 | github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= 54 | github.com/rogpeppe/go-internal v1.6.1/go.mod h1:xXDCJY+GAPziupqXw64V24skbSoqbTEfhy4qGm1nDQc= 55 | github.com/rogpeppe/go-internal v1.8.0/go.mod h1:WmiCO8CzOY8rg0OYDC4/i/2WRWAB6poM+XZ2dLUbcbE= 56 | github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= 57 | github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= 58 | github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= 59 | github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= 60 | github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= 61 | github.com/ugorji/go v1.1.7/go.mod h1:kZn38zHttfInRq0xu/PH0az30d+z6vm202qpg1oXVMw= 62 | github.com/ugorji/go v1.2.7 h1:qYhyWUUd6WbiM+C6JZAUkIJt/1WrjzNHY9+KCIjVqTo= 63 | github.com/ugorji/go v1.2.7/go.mod h1:nF9osbDWLy6bDVv/Rtoh6QgnvNDpmCalQV5urGCCS6M= 64 | github.com/ugorji/go/codec v1.1.7/go.mod h1:Ax+UKWsSmolVDwsd+7N3ZtXu+yMGCf907BLYF3GoBXY= 65 | github.com/ugorji/go/codec v1.2.7 h1:YPXUKf7fYbp/y8xloBqZOw2qaVggbfwMlI8WM3wZUJ0= 66 | github.com/ugorji/go/codec v1.2.7/go.mod h1:WGN1fab3R1fzQlVQTkfxVtIBhWDRqOviHU95kRgeqEY= 67 | golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= 68 | golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= 69 | golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4= 70 | golang.org/x/crypto v0.0.0-20220518034528-6f7dac969898 h1:SLP7Q4Di66FONjDJbCYrCRrh97focO6sLogHO7/g8F0= 71 | golang.org/x/crypto v0.0.0-20220518034528-6f7dac969898/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4= 72 | golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= 73 | golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y= 74 | golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= 75 | golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= 76 | golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= 77 | golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= 78 | golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= 79 | golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= 80 | golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= 81 | golang.org/x/sys v0.0.0-20210806184541-e5e7981a1069/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= 82 | golang.org/x/sys v0.0.0-20220517195934-5e4e11fc645e h1:w36l2Uw3dRan1K3TyXriXvY+6T56GNmlKGcqiQUJDfM= 83 | golang.org/x/sys v0.0.0-20220517195934-5e4e11fc645e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= 84 | golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= 85 | golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= 86 | golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk= 87 | golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= 88 | golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk= 89 | golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ= 90 | golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= 91 | golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= 92 | google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw= 93 | google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc= 94 | google.golang.org/protobuf v1.28.0 h1:w43yiav+6bVFTBQFZX0r7ipe9JQ1QsbMgHwbBziscLw= 95 | google.golang.org/protobuf v1.28.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I= 96 | gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= 97 | gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= 98 | gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q= 99 | gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI= 100 | gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= 101 | gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= 102 | gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY= 103 | gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ= 104 | gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= 105 | gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= 106 | gorm.io/driver/mysql v1.3.3 h1:jXG9ANrwBc4+bMvBcSl8zCfPBaVoPyBEBshA8dA93X8= 107 | gorm.io/driver/mysql v1.3.3/go.mod h1:ChK6AHbHgDCFZyJp0F+BmVGb06PSIoh9uVYKAlRbb2U= 108 | gorm.io/gorm v1.23.1/go.mod h1:l2lP/RyAtc1ynaTjFksBde/O8v9oOGIApu2/xRitmZk= 109 | gorm.io/gorm v1.23.5 h1:TnlF26wScKSvknUC/Rn8t0NLLM22fypYBlvj1+aH6dM= 110 | gorm.io/gorm v1.23.5/go.mod h1:l2lP/RyAtc1ynaTjFksBde/O8v9oOGIApu2/xRitmZk= 111 | -------------------------------------------------------------------------------- /main.go: -------------------------------------------------------------------------------- 1 | package main 2 | 3 | import ( 4 | "log" 5 | "net/http" 6 | "os" 7 | "strconv" 8 | "strings" 9 | "time" 10 | 11 | "github.com/gin-gonic/gin" 12 | "gorm.io/driver/mysql" 13 | "gorm.io/gorm" 14 | ) 15 | 16 | type ToDoItem struct { 17 | Id int `json:"id" gorm:"column:id;"` 18 | Title string `json:"title" gorm:"column:title;"` 19 | Status string `json:"status" gorm:"column:status;"` 20 | CreatedAt *time.Time `json:"created_at" gorm:"column:created_at;"` 21 | UpdatedAt *time.Time `json:"updated_at" gorm:"column:updated_at;"` 22 | } 23 | 24 | func (ToDoItem) TableName() string { return "todo_items" } 25 | 26 | func main() { 27 | // Checking that an environment variable is present or not. 28 | mysqlConnStr, ok := os.LookupEnv("MYSQL_CONNECTION") 29 | 30 | if !ok { 31 | log.Fatalln("Missing MySQL connection string.") 32 | } 33 | 34 | dsn := mysqlConnStr 35 | db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{}) 36 | 37 | if err != nil { 38 | log.Fatalln("Cannot connect to MySQL:", err) 39 | } 40 | 41 | log.Println("Connected to MySQL:", db) 42 | 43 | router := gin.Default() 44 | 45 | v1 := router.Group("/v1") 46 | { 47 | v1.POST("/items", createItem(db)) // create item 48 | v1.GET("/items", getListOfItems(db)) // list items 49 | v1.GET("/items/:id", readItemById(db)) // get an item by ID 50 | v1.PUT("/items/:id", editItemById(db)) // edit an item by ID 51 | v1.DELETE("/items/:id", deleteItemById(db)) // delete an item by ID 52 | } 53 | 54 | router.Run() 55 | } 56 | 57 | func createItem(db *gorm.DB) gin.HandlerFunc { 58 | return func(c *gin.Context) { 59 | var dataItem ToDoItem 60 | 61 | if err := c.ShouldBind(&dataItem); err != nil { 62 | c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()}) 63 | return 64 | } 65 | 66 | // preprocess title - trim all spaces 67 | dataItem.Title = strings.TrimSpace(dataItem.Title) 68 | 69 | if dataItem.Title == "" { 70 | c.JSON(http.StatusBadRequest, gin.H{"error": "title cannot be blank"}) 71 | return 72 | } 73 | 74 | // do not allow "finished" status when creating a new task 75 | dataItem.Status = "Doing" // set to default 76 | 77 | if err := db.Create(&dataItem).Error; err != nil { 78 | c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()}) 79 | return 80 | } 81 | 82 | c.JSON(http.StatusOK, gin.H{"data": dataItem.Id}) 83 | } 84 | } 85 | 86 | func readItemById(db *gorm.DB) gin.HandlerFunc { 87 | return func(c *gin.Context) { 88 | var dataItem ToDoItem 89 | 90 | id, err := strconv.Atoi(c.Param("id")) 91 | 92 | if err != nil { 93 | c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()}) 94 | return 95 | } 96 | 97 | if err := db.Where("id = ?", id).First(&dataItem).Error; err != nil { 98 | c.JSON(http.StatusNotFound, gin.H{"error": err.Error()}) 99 | return 100 | } 101 | 102 | c.JSON(http.StatusOK, gin.H{"data": dataItem}) 103 | } 104 | } 105 | 106 | func getListOfItems(db *gorm.DB) gin.HandlerFunc { 107 | return func(c *gin.Context) { 108 | type DataPaging struct { 109 | Page int `json:"page" form:"page"` 110 | Limit int `json:"limit" form:"limit"` 111 | Total int64 `json:"total" form:"-"` 112 | } 113 | 114 | var paging DataPaging 115 | 116 | if err := c.ShouldBind(&paging); err != nil { 117 | c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()}) 118 | return 119 | } 120 | 121 | if paging.Page <= 0 { 122 | paging.Page = 1 123 | } 124 | 125 | if paging.Limit <= 0 { 126 | paging.Limit = 10 127 | } 128 | 129 | offset := (paging.Page - 1) * paging.Limit 130 | 131 | var result []ToDoItem 132 | 133 | if err := db.Table(ToDoItem{}.TableName()). 134 | Count(&paging.Total). 135 | Offset(offset). 136 | Order("id desc"). 137 | Find(&result).Error; err != nil { 138 | c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()}) 139 | return 140 | } 141 | 142 | c.JSON(http.StatusOK, gin.H{"data": result}) 143 | } 144 | } 145 | 146 | func editItemById(db *gorm.DB) gin.HandlerFunc { 147 | return func(c *gin.Context) { 148 | id, err := strconv.Atoi(c.Param("id")) 149 | 150 | if err != nil { 151 | c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()}) 152 | return 153 | } 154 | 155 | var dataItem ToDoItem 156 | 157 | if err := c.ShouldBind(&dataItem); err != nil { 158 | c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()}) 159 | return 160 | } 161 | 162 | if err := db.Where("id = ?", id).Updates(&dataItem).Error; err != nil { 163 | c.JSON(http.StatusNotFound, gin.H{"error": err.Error()}) 164 | return 165 | } 166 | 167 | c.JSON(http.StatusOK, gin.H{"data": true}) 168 | } 169 | } 170 | 171 | func deleteItemById(db *gorm.DB) gin.HandlerFunc { 172 | return func(c *gin.Context) { 173 | id, err := strconv.Atoi(c.Param("id")) 174 | 175 | if err != nil { 176 | c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()}) 177 | return 178 | } 179 | 180 | if err := db.Table(ToDoItem{}.TableName()). 181 | Where("id = ?", id). 182 | Delete(nil).Error; err != nil { 183 | c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()}) 184 | return 185 | } 186 | 187 | c.JSON(http.StatusOK, gin.H{"data": true}) 188 | } 189 | } 190 | --------------------------------------------------------------------------------